java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-ext3-properties/sll_length_check_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 13:01:05,034 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:01:05,036 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:01:05,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:01:05,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:01:05,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:01:05,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:01:05,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:01:05,065 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:01:05,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:01:05,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:01:05,071 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:01:05,076 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:01:05,077 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:01:05,080 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:01:05,081 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:01:05,082 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:01:05,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:01:05,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:01:05,094 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:01:05,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:01:05,098 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:01:05,103 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:01:05,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:01:05,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:01:05,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:01:05,107 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:01:05,109 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:01:05,110 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:01:05,111 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:01:05,111 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:01:05,112 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:01:05,112 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:01:05,112 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:01:05,115 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:01:05,116 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:01:05,117 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 13:01:05,138 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:01:05,138 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:01:05,139 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:01:05,139 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:01:05,140 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:01:05,140 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:01:05,140 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:01:05,141 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:01:05,141 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:01:05,141 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:01:05,141 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:01:05,142 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:01:05,142 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:01:05,142 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:01:05,142 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:01:05,142 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:01:05,143 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:01:05,143 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:01:05,143 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:01:05,143 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:01:05,144 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:01:05,144 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:01:05,144 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:01:05,144 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:01:05,144 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:01:05,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:01:05,145 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:01:05,145 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 13:01:05,145 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:01:05,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:01:05,147 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:01:05,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:01:05,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:01:05,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:01:05,238 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:01:05,238 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:01:05,239 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_length_check_true-unreach-call_true-valid-memsafety.i [2018-11-23 13:01:05,307 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd47269a/c54fefbd3aa343d8929a80358bd9be40/FLAGf87a2720f [2018-11-23 13:01:05,892 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:01:05,895 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_length_check_true-unreach-call_true-valid-memsafety.i [2018-11-23 13:01:05,914 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd47269a/c54fefbd3aa343d8929a80358bd9be40/FLAGf87a2720f [2018-11-23 13:01:06,273 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd47269a/c54fefbd3aa343d8929a80358bd9be40 [2018-11-23 13:01:06,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:01:06,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:01:06,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:01:06,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:01:06,290 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:01:06,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:06,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a32556c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06, skipping insertion in model container [2018-11-23 13:01:06,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:06,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:01:06,370 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:01:06,747 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:01:06,761 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:01:06,855 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:01:06,931 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:01:06,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06 WrapperNode [2018-11-23 13:01:06,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:01:06,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:01:06,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:01:06,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:01:07,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:01:07,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:01:07,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:01:07,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:01:07,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... [2018-11-23 13:01:07,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:01:07,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:01:07,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:01:07,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:01:07,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:01:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2018-11-23 13:01:07,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2018-11-23 13:01:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:01:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure sll_length [2018-11-23 13:01:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_length [2018-11-23 13:01:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:01:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-23 13:01:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-23 13:01:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-23 13:01:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:01:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:01:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:01:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:01:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:01:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:01:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:01:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:01:07,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:01:08,058 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:01:08,059 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 13:01:08,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:08 BoogieIcfgContainer [2018-11-23 13:01:08,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:01:08,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:01:08,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:01:08,067 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:01:08,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:01:06" (1/3) ... [2018-11-23 13:01:08,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b31ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:01:08, skipping insertion in model container [2018-11-23 13:01:08,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:06" (2/3) ... [2018-11-23 13:01:08,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b31ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:01:08, skipping insertion in model container [2018-11-23 13:01:08,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:08" (3/3) ... [2018-11-23 13:01:08,071 INFO L112 eAbstractionObserver]: Analyzing ICFG sll_length_check_true-unreach-call_true-valid-memsafety.i [2018-11-23 13:01:08,082 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:01:08,091 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:01:08,107 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:01:08,138 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:01:08,139 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:01:08,139 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:01:08,139 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:01:08,139 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:01:08,140 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:01:08,140 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:01:08,140 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:01:08,140 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:01:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2018-11-23 13:01:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:01:08,168 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:08,169 INFO L402 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] [2018-11-23 13:01:08,171 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:08,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:08,177 INFO L82 PathProgramCache]: Analyzing trace with hash 2078522992, now seen corresponding path program 1 times [2018-11-23 13:01:08,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:08,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:08,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:08,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:08,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:08,339 INFO L256 TraceCheckUtils]: 0: Hoare triple {44#true} call ULTIMATE.init(); {44#true} is VALID [2018-11-23 13:01:08,343 INFO L273 TraceCheckUtils]: 1: Hoare triple {44#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {44#true} is VALID [2018-11-23 13:01:08,343 INFO L273 TraceCheckUtils]: 2: Hoare triple {44#true} assume true; {44#true} is VALID [2018-11-23 13:01:08,344 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {44#true} {44#true} #99#return; {44#true} is VALID [2018-11-23 13:01:08,344 INFO L256 TraceCheckUtils]: 4: Hoare triple {44#true} call #t~ret12 := main(); {44#true} is VALID [2018-11-23 13:01:08,344 INFO L273 TraceCheckUtils]: 5: Hoare triple {44#true} ~len~1 := 2; {44#true} is VALID [2018-11-23 13:01:08,348 INFO L273 TraceCheckUtils]: 6: Hoare triple {44#true} assume !true; {45#false} is VALID [2018-11-23 13:01:08,348 INFO L256 TraceCheckUtils]: 7: Hoare triple {45#false} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {44#true} is VALID [2018-11-23 13:01:08,349 INFO L273 TraceCheckUtils]: 8: Hoare triple {44#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {44#true} is VALID [2018-11-23 13:01:08,349 INFO L273 TraceCheckUtils]: 9: Hoare triple {44#true} assume !true; {44#true} is VALID [2018-11-23 13:01:08,349 INFO L273 TraceCheckUtils]: 10: Hoare triple {44#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {44#true} is VALID [2018-11-23 13:01:08,350 INFO L273 TraceCheckUtils]: 11: Hoare triple {44#true} assume true; {44#true} is VALID [2018-11-23 13:01:08,350 INFO L268 TraceCheckUtils]: 12: Hoare quadruple {44#true} {45#false} #103#return; {45#false} is VALID [2018-11-23 13:01:08,350 INFO L273 TraceCheckUtils]: 13: Hoare triple {45#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {45#false} is VALID [2018-11-23 13:01:08,351 INFO L256 TraceCheckUtils]: 14: Hoare triple {45#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {44#true} is VALID [2018-11-23 13:01:08,351 INFO L273 TraceCheckUtils]: 15: Hoare triple {44#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {44#true} is VALID [2018-11-23 13:01:08,351 INFO L273 TraceCheckUtils]: 16: Hoare triple {44#true} assume !(~head.base != 0 || ~head.offset != 0); {44#true} is VALID [2018-11-23 13:01:08,352 INFO L273 TraceCheckUtils]: 17: Hoare triple {44#true} #res := ~len~0; {44#true} is VALID [2018-11-23 13:01:08,352 INFO L273 TraceCheckUtils]: 18: Hoare triple {44#true} assume true; {44#true} is VALID [2018-11-23 13:01:08,353 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {44#true} {45#false} #105#return; {45#false} is VALID [2018-11-23 13:01:08,353 INFO L273 TraceCheckUtils]: 20: Hoare triple {45#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {45#false} is VALID [2018-11-23 13:01:08,353 INFO L273 TraceCheckUtils]: 21: Hoare triple {45#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {45#false} is VALID [2018-11-23 13:01:08,354 INFO L273 TraceCheckUtils]: 22: Hoare triple {45#false} assume !false; {45#false} is VALID [2018-11-23 13:01:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:08,362 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:01:08,362 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 13:01:08,368 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-11-23 13:01:08,371 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:08,375 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 13:01:08,546 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:08,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 13:01:08,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 13:01:08,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:01:08,560 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 2 states. [2018-11-23 13:01:08,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:08,929 INFO L93 Difference]: Finished difference Result 73 states and 93 transitions. [2018-11-23 13:01:08,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 13:01:08,929 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-11-23 13:01:08,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:08,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 13:01:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 93 transitions. [2018-11-23 13:01:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 13:01:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 93 transitions. [2018-11-23 13:01:08,950 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 93 transitions. [2018-11-23 13:01:09,255 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 93 edges. 93 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:09,267 INFO L225 Difference]: With dead ends: 73 [2018-11-23 13:01:09,268 INFO L226 Difference]: Without dead ends: 28 [2018-11-23 13:01:09,271 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:01:09,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-23 13:01:09,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-23 13:01:09,348 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:09,349 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 28 states. [2018-11-23 13:01:09,350 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2018-11-23 13:01:09,350 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2018-11-23 13:01:09,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:09,355 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2018-11-23 13:01:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2018-11-23 13:01:09,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:09,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:09,356 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2018-11-23 13:01:09,356 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2018-11-23 13:01:09,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:09,360 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2018-11-23 13:01:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2018-11-23 13:01:09,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:09,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:09,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:09,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-23 13:01:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2018-11-23 13:01:09,367 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 23 [2018-11-23 13:01:09,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:09,367 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2018-11-23 13:01:09,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 13:01:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2018-11-23 13:01:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:01:09,369 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:09,369 INFO L402 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] [2018-11-23 13:01:09,369 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:09,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:09,370 INFO L82 PathProgramCache]: Analyzing trace with hash 308454869, now seen corresponding path program 1 times [2018-11-23 13:01:09,370 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:09,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:09,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:09,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:09,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:09,782 INFO L256 TraceCheckUtils]: 0: Hoare triple {248#true} call ULTIMATE.init(); {248#true} is VALID [2018-11-23 13:01:09,783 INFO L273 TraceCheckUtils]: 1: Hoare triple {248#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {248#true} is VALID [2018-11-23 13:01:09,783 INFO L273 TraceCheckUtils]: 2: Hoare triple {248#true} assume true; {248#true} is VALID [2018-11-23 13:01:09,784 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {248#true} {248#true} #99#return; {248#true} is VALID [2018-11-23 13:01:09,784 INFO L256 TraceCheckUtils]: 4: Hoare triple {248#true} call #t~ret12 := main(); {248#true} is VALID [2018-11-23 13:01:09,785 INFO L273 TraceCheckUtils]: 5: Hoare triple {248#true} ~len~1 := 2; {250#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:09,786 INFO L273 TraceCheckUtils]: 6: Hoare triple {250#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {250#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:09,787 INFO L273 TraceCheckUtils]: 7: Hoare triple {250#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {250#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:09,788 INFO L273 TraceCheckUtils]: 8: Hoare triple {250#(<= 2 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {250#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:09,788 INFO L256 TraceCheckUtils]: 9: Hoare triple {250#(<= 2 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {248#true} is VALID [2018-11-23 13:01:09,789 INFO L273 TraceCheckUtils]: 10: Hoare triple {248#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {251#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:09,790 INFO L273 TraceCheckUtils]: 11: Hoare triple {251#(<= |sll_create_#in~len| sll_create_~len)} assume !(~len > 0); {252#(<= |sll_create_#in~len| 0)} is VALID [2018-11-23 13:01:09,790 INFO L273 TraceCheckUtils]: 12: Hoare triple {252#(<= |sll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {252#(<= |sll_create_#in~len| 0)} is VALID [2018-11-23 13:01:09,792 INFO L273 TraceCheckUtils]: 13: Hoare triple {252#(<= |sll_create_#in~len| 0)} assume true; {252#(<= |sll_create_#in~len| 0)} is VALID [2018-11-23 13:01:09,801 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {252#(<= |sll_create_#in~len| 0)} {250#(<= 2 main_~len~1)} #103#return; {249#false} is VALID [2018-11-23 13:01:09,801 INFO L273 TraceCheckUtils]: 15: Hoare triple {249#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {249#false} is VALID [2018-11-23 13:01:09,801 INFO L256 TraceCheckUtils]: 16: Hoare triple {249#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {248#true} is VALID [2018-11-23 13:01:09,802 INFO L273 TraceCheckUtils]: 17: Hoare triple {248#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {248#true} is VALID [2018-11-23 13:01:09,802 INFO L273 TraceCheckUtils]: 18: Hoare triple {248#true} assume !(~head.base != 0 || ~head.offset != 0); {248#true} is VALID [2018-11-23 13:01:09,802 INFO L273 TraceCheckUtils]: 19: Hoare triple {248#true} #res := ~len~0; {248#true} is VALID [2018-11-23 13:01:09,802 INFO L273 TraceCheckUtils]: 20: Hoare triple {248#true} assume true; {248#true} is VALID [2018-11-23 13:01:09,803 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {248#true} {249#false} #105#return; {249#false} is VALID [2018-11-23 13:01:09,803 INFO L273 TraceCheckUtils]: 22: Hoare triple {249#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {249#false} is VALID [2018-11-23 13:01:09,804 INFO L273 TraceCheckUtils]: 23: Hoare triple {249#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {249#false} is VALID [2018-11-23 13:01:09,804 INFO L273 TraceCheckUtils]: 24: Hoare triple {249#false} assume !false; {249#false} is VALID [2018-11-23 13:01:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:09,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:01:09,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 13:01:09,809 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-11-23 13:01:09,809 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:09,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 13:01:09,875 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:09,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 13:01:09,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 13:01:09,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 13:01:09,876 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand 5 states. [2018-11-23 13:01:10,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:10,305 INFO L93 Difference]: Finished difference Result 45 states and 49 transitions. [2018-11-23 13:01:10,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 13:01:10,305 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-11-23 13:01:10,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:10,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 13:01:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions. [2018-11-23 13:01:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 13:01:10,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions. [2018-11-23 13:01:10,313 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 49 transitions. [2018-11-23 13:01:10,463 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:10,466 INFO L225 Difference]: With dead ends: 45 [2018-11-23 13:01:10,466 INFO L226 Difference]: Without dead ends: 31 [2018-11-23 13:01:10,467 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:01:10,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-11-23 13:01:10,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2018-11-23 13:01:10,492 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:10,492 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand 29 states. [2018-11-23 13:01:10,492 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 29 states. [2018-11-23 13:01:10,493 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 29 states. [2018-11-23 13:01:10,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:10,495 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2018-11-23 13:01:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-11-23 13:01:10,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:10,497 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:10,497 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 31 states. [2018-11-23 13:01:10,497 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 31 states. [2018-11-23 13:01:10,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:10,500 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2018-11-23 13:01:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-11-23 13:01:10,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:10,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:10,501 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:10,501 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-23 13:01:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2018-11-23 13:01:10,504 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 25 [2018-11-23 13:01:10,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:10,504 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2018-11-23 13:01:10,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 13:01:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-11-23 13:01:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:01:10,506 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:10,506 INFO L402 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] [2018-11-23 13:01:10,506 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:10,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:10,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1526105051, now seen corresponding path program 1 times [2018-11-23 13:01:10,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:10,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:10,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:10,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:10,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:10,812 INFO L256 TraceCheckUtils]: 0: Hoare triple {423#true} call ULTIMATE.init(); {423#true} is VALID [2018-11-23 13:01:10,813 INFO L273 TraceCheckUtils]: 1: Hoare triple {423#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {423#true} is VALID [2018-11-23 13:01:10,813 INFO L273 TraceCheckUtils]: 2: Hoare triple {423#true} assume true; {423#true} is VALID [2018-11-23 13:01:10,814 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {423#true} {423#true} #99#return; {423#true} is VALID [2018-11-23 13:01:10,814 INFO L256 TraceCheckUtils]: 4: Hoare triple {423#true} call #t~ret12 := main(); {423#true} is VALID [2018-11-23 13:01:10,815 INFO L273 TraceCheckUtils]: 5: Hoare triple {423#true} ~len~1 := 2; {423#true} is VALID [2018-11-23 13:01:10,816 INFO L273 TraceCheckUtils]: 6: Hoare triple {423#true} #t~short8 := ~len~1 < 32; {423#true} is VALID [2018-11-23 13:01:10,816 INFO L273 TraceCheckUtils]: 7: Hoare triple {423#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {423#true} is VALID [2018-11-23 13:01:10,816 INFO L273 TraceCheckUtils]: 8: Hoare triple {423#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {423#true} is VALID [2018-11-23 13:01:10,817 INFO L256 TraceCheckUtils]: 9: Hoare triple {423#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {423#true} is VALID [2018-11-23 13:01:10,817 INFO L273 TraceCheckUtils]: 10: Hoare triple {423#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {423#true} is VALID [2018-11-23 13:01:10,819 INFO L273 TraceCheckUtils]: 11: Hoare triple {423#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {425#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:10,819 INFO L273 TraceCheckUtils]: 12: Hoare triple {425#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {425#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:10,820 INFO L273 TraceCheckUtils]: 13: Hoare triple {425#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {426#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:10,822 INFO L273 TraceCheckUtils]: 14: Hoare triple {426#(not (= 0 sll_create_~head~0.base))} assume !(~len > 0); {426#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:10,824 INFO L273 TraceCheckUtils]: 15: Hoare triple {426#(not (= 0 sll_create_~head~0.base))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {427#(not (= 0 |sll_create_#res.base|))} is VALID [2018-11-23 13:01:10,825 INFO L273 TraceCheckUtils]: 16: Hoare triple {427#(not (= 0 |sll_create_#res.base|))} assume true; {427#(not (= 0 |sll_create_#res.base|))} is VALID [2018-11-23 13:01:10,830 INFO L268 TraceCheckUtils]: 17: Hoare quadruple {427#(not (= 0 |sll_create_#res.base|))} {423#true} #103#return; {428#(not (= 0 |main_#t~ret10.base|))} is VALID [2018-11-23 13:01:10,830 INFO L273 TraceCheckUtils]: 18: Hoare triple {428#(not (= 0 |main_#t~ret10.base|))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {429#(not (= 0 main_~s~0.base))} is VALID [2018-11-23 13:01:10,831 INFO L256 TraceCheckUtils]: 19: Hoare triple {429#(not (= 0 main_~s~0.base))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {423#true} is VALID [2018-11-23 13:01:10,831 INFO L273 TraceCheckUtils]: 20: Hoare triple {423#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {430#(= |sll_length_#in~head.base| sll_length_~head.base)} is VALID [2018-11-23 13:01:10,832 INFO L273 TraceCheckUtils]: 21: Hoare triple {430#(= |sll_length_#in~head.base| sll_length_~head.base)} assume !(~head.base != 0 || ~head.offset != 0); {431#(= 0 |sll_length_#in~head.base|)} is VALID [2018-11-23 13:01:10,832 INFO L273 TraceCheckUtils]: 22: Hoare triple {431#(= 0 |sll_length_#in~head.base|)} #res := ~len~0; {431#(= 0 |sll_length_#in~head.base|)} is VALID [2018-11-23 13:01:10,833 INFO L273 TraceCheckUtils]: 23: Hoare triple {431#(= 0 |sll_length_#in~head.base|)} assume true; {431#(= 0 |sll_length_#in~head.base|)} is VALID [2018-11-23 13:01:10,833 INFO L268 TraceCheckUtils]: 24: Hoare quadruple {431#(= 0 |sll_length_#in~head.base|)} {429#(not (= 0 main_~s~0.base))} #105#return; {424#false} is VALID [2018-11-23 13:01:10,834 INFO L273 TraceCheckUtils]: 25: Hoare triple {424#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {424#false} is VALID [2018-11-23 13:01:10,834 INFO L273 TraceCheckUtils]: 26: Hoare triple {424#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {424#false} is VALID [2018-11-23 13:01:10,834 INFO L273 TraceCheckUtils]: 27: Hoare triple {424#false} assume !false; {424#false} is VALID [2018-11-23 13:01:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:10,837 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:01:10,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 13:01:10,838 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-11-23 13:01:10,839 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:10,839 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-23 13:01:10,878 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:10,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:01:10,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:01:10,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:01:10,880 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand 9 states. [2018-11-23 13:01:11,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:11,402 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2018-11-23 13:01:11,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 13:01:11,402 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-11-23 13:01:11,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:01:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 42 transitions. [2018-11-23 13:01:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:01:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 42 transitions. [2018-11-23 13:01:11,409 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 42 transitions. [2018-11-23 13:01:11,472 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:11,474 INFO L225 Difference]: With dead ends: 39 [2018-11-23 13:01:11,474 INFO L226 Difference]: Without dead ends: 32 [2018-11-23 13:01:11,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:01:11,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-23 13:01:11,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2018-11-23 13:01:11,518 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:11,518 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand 30 states. [2018-11-23 13:01:11,518 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 30 states. [2018-11-23 13:01:11,518 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 30 states. [2018-11-23 13:01:11,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:11,521 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2018-11-23 13:01:11,521 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2018-11-23 13:01:11,522 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:11,522 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:11,522 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 32 states. [2018-11-23 13:01:11,522 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 32 states. [2018-11-23 13:01:11,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:11,530 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2018-11-23 13:01:11,530 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2018-11-23 13:01:11,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:11,531 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:11,531 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:11,531 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-23 13:01:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2018-11-23 13:01:11,534 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 28 [2018-11-23 13:01:11,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:11,535 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2018-11-23 13:01:11,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:01:11,535 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2018-11-23 13:01:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:01:11,536 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:11,536 INFO L402 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] [2018-11-23 13:01:11,536 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:11,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:11,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1811609727, now seen corresponding path program 1 times [2018-11-23 13:01:11,537 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:11,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:11,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:11,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:11,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:11,686 INFO L256 TraceCheckUtils]: 0: Hoare triple {602#true} call ULTIMATE.init(); {602#true} is VALID [2018-11-23 13:01:11,687 INFO L273 TraceCheckUtils]: 1: Hoare triple {602#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {602#true} is VALID [2018-11-23 13:01:11,687 INFO L273 TraceCheckUtils]: 2: Hoare triple {602#true} assume true; {602#true} is VALID [2018-11-23 13:01:11,687 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {602#true} {602#true} #99#return; {602#true} is VALID [2018-11-23 13:01:11,688 INFO L256 TraceCheckUtils]: 4: Hoare triple {602#true} call #t~ret12 := main(); {602#true} is VALID [2018-11-23 13:01:11,689 INFO L273 TraceCheckUtils]: 5: Hoare triple {602#true} ~len~1 := 2; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:11,689 INFO L273 TraceCheckUtils]: 6: Hoare triple {604#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:11,690 INFO L273 TraceCheckUtils]: 7: Hoare triple {604#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:11,690 INFO L273 TraceCheckUtils]: 8: Hoare triple {604#(<= 2 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:11,690 INFO L256 TraceCheckUtils]: 9: Hoare triple {604#(<= 2 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {602#true} is VALID [2018-11-23 13:01:11,691 INFO L273 TraceCheckUtils]: 10: Hoare triple {602#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:11,692 INFO L273 TraceCheckUtils]: 11: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:11,693 INFO L273 TraceCheckUtils]: 12: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:11,694 INFO L273 TraceCheckUtils]: 13: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {606#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:11,695 INFO L273 TraceCheckUtils]: 14: Hoare triple {606#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:11,696 INFO L273 TraceCheckUtils]: 15: Hoare triple {607#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:11,697 INFO L273 TraceCheckUtils]: 16: Hoare triple {607#(<= |sll_create_#in~len| 1)} assume true; {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:11,717 INFO L268 TraceCheckUtils]: 17: Hoare quadruple {607#(<= |sll_create_#in~len| 1)} {604#(<= 2 main_~len~1)} #103#return; {603#false} is VALID [2018-11-23 13:01:11,717 INFO L273 TraceCheckUtils]: 18: Hoare triple {603#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {603#false} is VALID [2018-11-23 13:01:11,718 INFO L256 TraceCheckUtils]: 19: Hoare triple {603#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {602#true} is VALID [2018-11-23 13:01:11,718 INFO L273 TraceCheckUtils]: 20: Hoare triple {602#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {602#true} is VALID [2018-11-23 13:01:11,718 INFO L273 TraceCheckUtils]: 21: Hoare triple {602#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {602#true} is VALID [2018-11-23 13:01:11,718 INFO L273 TraceCheckUtils]: 22: Hoare triple {602#true} assume !(~head.base != 0 || ~head.offset != 0); {602#true} is VALID [2018-11-23 13:01:11,719 INFO L273 TraceCheckUtils]: 23: Hoare triple {602#true} #res := ~len~0; {602#true} is VALID [2018-11-23 13:01:11,719 INFO L273 TraceCheckUtils]: 24: Hoare triple {602#true} assume true; {602#true} is VALID [2018-11-23 13:01:11,719 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {602#true} {603#false} #105#return; {603#false} is VALID [2018-11-23 13:01:11,720 INFO L273 TraceCheckUtils]: 26: Hoare triple {603#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {603#false} is VALID [2018-11-23 13:01:11,720 INFO L273 TraceCheckUtils]: 27: Hoare triple {603#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {603#false} is VALID [2018-11-23 13:01:11,720 INFO L273 TraceCheckUtils]: 28: Hoare triple {603#false} assume !false; {603#false} is VALID [2018-11-23 13:01:11,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 13:01:11,722 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:11,723 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:11,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:11,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:12,070 INFO L256 TraceCheckUtils]: 0: Hoare triple {602#true} call ULTIMATE.init(); {602#true} is VALID [2018-11-23 13:01:12,071 INFO L273 TraceCheckUtils]: 1: Hoare triple {602#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {602#true} is VALID [2018-11-23 13:01:12,071 INFO L273 TraceCheckUtils]: 2: Hoare triple {602#true} assume true; {602#true} is VALID [2018-11-23 13:01:12,072 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {602#true} {602#true} #99#return; {602#true} is VALID [2018-11-23 13:01:12,072 INFO L256 TraceCheckUtils]: 4: Hoare triple {602#true} call #t~ret12 := main(); {602#true} is VALID [2018-11-23 13:01:12,072 INFO L273 TraceCheckUtils]: 5: Hoare triple {602#true} ~len~1 := 2; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:12,078 INFO L273 TraceCheckUtils]: 6: Hoare triple {604#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:12,078 INFO L273 TraceCheckUtils]: 7: Hoare triple {604#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:12,079 INFO L273 TraceCheckUtils]: 8: Hoare triple {604#(<= 2 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {604#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:12,079 INFO L256 TraceCheckUtils]: 9: Hoare triple {604#(<= 2 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {602#true} is VALID [2018-11-23 13:01:12,080 INFO L273 TraceCheckUtils]: 10: Hoare triple {602#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:12,081 INFO L273 TraceCheckUtils]: 11: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:12,081 INFO L273 TraceCheckUtils]: 12: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {605#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:12,082 INFO L273 TraceCheckUtils]: 13: Hoare triple {605#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {606#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:12,083 INFO L273 TraceCheckUtils]: 14: Hoare triple {606#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:12,087 INFO L273 TraceCheckUtils]: 15: Hoare triple {607#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:12,101 INFO L273 TraceCheckUtils]: 16: Hoare triple {607#(<= |sll_create_#in~len| 1)} assume true; {607#(<= |sll_create_#in~len| 1)} is VALID [2018-11-23 13:01:12,103 INFO L268 TraceCheckUtils]: 17: Hoare quadruple {607#(<= |sll_create_#in~len| 1)} {604#(<= 2 main_~len~1)} #103#return; {603#false} is VALID [2018-11-23 13:01:12,104 INFO L273 TraceCheckUtils]: 18: Hoare triple {603#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {603#false} is VALID [2018-11-23 13:01:12,104 INFO L256 TraceCheckUtils]: 19: Hoare triple {603#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {603#false} is VALID [2018-11-23 13:01:12,104 INFO L273 TraceCheckUtils]: 20: Hoare triple {603#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {603#false} is VALID [2018-11-23 13:01:12,105 INFO L273 TraceCheckUtils]: 21: Hoare triple {603#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {603#false} is VALID [2018-11-23 13:01:12,105 INFO L273 TraceCheckUtils]: 22: Hoare triple {603#false} assume !(~head.base != 0 || ~head.offset != 0); {603#false} is VALID [2018-11-23 13:01:12,105 INFO L273 TraceCheckUtils]: 23: Hoare triple {603#false} #res := ~len~0; {603#false} is VALID [2018-11-23 13:01:12,106 INFO L273 TraceCheckUtils]: 24: Hoare triple {603#false} assume true; {603#false} is VALID [2018-11-23 13:01:12,106 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {603#false} {603#false} #105#return; {603#false} is VALID [2018-11-23 13:01:12,106 INFO L273 TraceCheckUtils]: 26: Hoare triple {603#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {603#false} is VALID [2018-11-23 13:01:12,106 INFO L273 TraceCheckUtils]: 27: Hoare triple {603#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {603#false} is VALID [2018-11-23 13:01:12,107 INFO L273 TraceCheckUtils]: 28: Hoare triple {603#false} assume !false; {603#false} is VALID [2018-11-23 13:01:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 13:01:12,136 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:12,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-11-23 13:01:12,137 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-11-23 13:01:12,138 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:12,138 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 13:01:12,351 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:12,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 13:01:12,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 13:01:12,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:01:12,353 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand 6 states. [2018-11-23 13:01:12,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:12,646 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2018-11-23 13:01:12,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 13:01:12,646 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-11-23 13:01:12,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:12,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 13:01:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 13:01:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 13:01:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 13:01:12,652 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 52 transitions. [2018-11-23 13:01:12,741 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:12,743 INFO L225 Difference]: With dead ends: 50 [2018-11-23 13:01:12,743 INFO L226 Difference]: Without dead ends: 35 [2018-11-23 13:01:12,744 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:01:12,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-23 13:01:12,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2018-11-23 13:01:12,776 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:12,777 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 33 states. [2018-11-23 13:01:12,777 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 33 states. [2018-11-23 13:01:12,777 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 33 states. [2018-11-23 13:01:12,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:12,779 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2018-11-23 13:01:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-11-23 13:01:12,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:12,780 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:12,780 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 35 states. [2018-11-23 13:01:12,781 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 35 states. [2018-11-23 13:01:12,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:12,783 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2018-11-23 13:01:12,783 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-11-23 13:01:12,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:12,784 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:12,784 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:12,784 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-23 13:01:12,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2018-11-23 13:01:12,786 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 29 [2018-11-23 13:01:12,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:12,787 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2018-11-23 13:01:12,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 13:01:12,787 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-11-23 13:01:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:01:12,788 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:12,788 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:01:12,789 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:12,789 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:12,789 INFO L82 PathProgramCache]: Analyzing trace with hash -1815186809, now seen corresponding path program 2 times [2018-11-23 13:01:12,789 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:12,789 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:12,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:12,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:12,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:13,075 INFO L256 TraceCheckUtils]: 0: Hoare triple {884#true} call ULTIMATE.init(); {884#true} is VALID [2018-11-23 13:01:13,076 INFO L273 TraceCheckUtils]: 1: Hoare triple {884#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {884#true} is VALID [2018-11-23 13:01:13,076 INFO L273 TraceCheckUtils]: 2: Hoare triple {884#true} assume true; {884#true} is VALID [2018-11-23 13:01:13,076 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {884#true} {884#true} #99#return; {884#true} is VALID [2018-11-23 13:01:13,076 INFO L256 TraceCheckUtils]: 4: Hoare triple {884#true} call #t~ret12 := main(); {884#true} is VALID [2018-11-23 13:01:13,077 INFO L273 TraceCheckUtils]: 5: Hoare triple {884#true} ~len~1 := 2; {884#true} is VALID [2018-11-23 13:01:13,077 INFO L273 TraceCheckUtils]: 6: Hoare triple {884#true} #t~short8 := ~len~1 < 32; {884#true} is VALID [2018-11-23 13:01:13,077 INFO L273 TraceCheckUtils]: 7: Hoare triple {884#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {884#true} is VALID [2018-11-23 13:01:13,077 INFO L273 TraceCheckUtils]: 8: Hoare triple {884#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {884#true} is VALID [2018-11-23 13:01:13,077 INFO L256 TraceCheckUtils]: 9: Hoare triple {884#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {884#true} is VALID [2018-11-23 13:01:13,078 INFO L273 TraceCheckUtils]: 10: Hoare triple {884#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {884#true} is VALID [2018-11-23 13:01:13,078 INFO L273 TraceCheckUtils]: 11: Hoare triple {884#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {886#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:13,079 INFO L273 TraceCheckUtils]: 12: Hoare triple {886#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {886#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:13,079 INFO L273 TraceCheckUtils]: 13: Hoare triple {886#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,080 INFO L273 TraceCheckUtils]: 14: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,080 INFO L273 TraceCheckUtils]: 15: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,081 INFO L273 TraceCheckUtils]: 16: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:13,082 INFO L273 TraceCheckUtils]: 17: Hoare triple {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(~len > 0); {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:13,083 INFO L273 TraceCheckUtils]: 18: Hoare triple {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} is VALID [2018-11-23 13:01:13,084 INFO L273 TraceCheckUtils]: 19: Hoare triple {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} assume true; {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} is VALID [2018-11-23 13:01:13,086 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} {884#true} #103#return; {890#(not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)))} is VALID [2018-11-23 13:01:13,087 INFO L273 TraceCheckUtils]: 21: Hoare triple {890#(not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} is VALID [2018-11-23 13:01:13,087 INFO L256 TraceCheckUtils]: 22: Hoare triple {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {884#true} is VALID [2018-11-23 13:01:13,088 INFO L273 TraceCheckUtils]: 23: Hoare triple {884#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {892#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:01:13,090 INFO L273 TraceCheckUtils]: 24: Hoare triple {892#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {893#(= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base)} is VALID [2018-11-23 13:01:13,090 INFO L273 TraceCheckUtils]: 25: Hoare triple {893#(= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base)} assume !(~head.base != 0 || ~head.offset != 0); {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} is VALID [2018-11-23 13:01:13,091 INFO L273 TraceCheckUtils]: 26: Hoare triple {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} #res := ~len~0; {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} is VALID [2018-11-23 13:01:13,092 INFO L273 TraceCheckUtils]: 27: Hoare triple {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} assume true; {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} is VALID [2018-11-23 13:01:13,094 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {894#(= 0 (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))} {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} #105#return; {885#false} is VALID [2018-11-23 13:01:13,095 INFO L273 TraceCheckUtils]: 29: Hoare triple {885#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {885#false} is VALID [2018-11-23 13:01:13,095 INFO L273 TraceCheckUtils]: 30: Hoare triple {885#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {885#false} is VALID [2018-11-23 13:01:13,095 INFO L273 TraceCheckUtils]: 31: Hoare triple {885#false} assume !false; {885#false} is VALID [2018-11-23 13:01:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:13,099 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:13,100 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:13,116 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 13:01:13,170 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 13:01:13,170 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:01:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:13,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:13,311 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:01:13,321 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:13,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:13,327 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:13,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:13,363 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-11-23 13:01:13,367 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:01:13,368 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_9|, v_sll_create_~head~0.base_5]. (and (not (= 0 v_sll_create_~head~0.base_5)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_9| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_9| sll_create_~head~0.base) sll_create_~head~0.offset v_sll_create_~head~0.base_5)))) [2018-11-23 13:01:13,368 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) [2018-11-23 13:01:13,639 INFO L256 TraceCheckUtils]: 0: Hoare triple {884#true} call ULTIMATE.init(); {884#true} is VALID [2018-11-23 13:01:13,640 INFO L273 TraceCheckUtils]: 1: Hoare triple {884#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {884#true} is VALID [2018-11-23 13:01:13,640 INFO L273 TraceCheckUtils]: 2: Hoare triple {884#true} assume true; {884#true} is VALID [2018-11-23 13:01:13,640 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {884#true} {884#true} #99#return; {884#true} is VALID [2018-11-23 13:01:13,641 INFO L256 TraceCheckUtils]: 4: Hoare triple {884#true} call #t~ret12 := main(); {884#true} is VALID [2018-11-23 13:01:13,641 INFO L273 TraceCheckUtils]: 5: Hoare triple {884#true} ~len~1 := 2; {884#true} is VALID [2018-11-23 13:01:13,641 INFO L273 TraceCheckUtils]: 6: Hoare triple {884#true} #t~short8 := ~len~1 < 32; {884#true} is VALID [2018-11-23 13:01:13,641 INFO L273 TraceCheckUtils]: 7: Hoare triple {884#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {884#true} is VALID [2018-11-23 13:01:13,641 INFO L273 TraceCheckUtils]: 8: Hoare triple {884#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {884#true} is VALID [2018-11-23 13:01:13,642 INFO L256 TraceCheckUtils]: 9: Hoare triple {884#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {884#true} is VALID [2018-11-23 13:01:13,642 INFO L273 TraceCheckUtils]: 10: Hoare triple {884#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {884#true} is VALID [2018-11-23 13:01:13,642 INFO L273 TraceCheckUtils]: 11: Hoare triple {884#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {931#(= sll_create_~new_head~0.offset 0)} is VALID [2018-11-23 13:01:13,643 INFO L273 TraceCheckUtils]: 12: Hoare triple {931#(= sll_create_~new_head~0.offset 0)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {886#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:13,644 INFO L273 TraceCheckUtils]: 13: Hoare triple {886#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,644 INFO L273 TraceCheckUtils]: 14: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,644 INFO L273 TraceCheckUtils]: 15: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {887#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:13,645 INFO L273 TraceCheckUtils]: 16: Hoare triple {887#(not (= 0 sll_create_~head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:13,646 INFO L273 TraceCheckUtils]: 17: Hoare triple {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(~len > 0); {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:13,647 INFO L273 TraceCheckUtils]: 18: Hoare triple {888#(not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} is VALID [2018-11-23 13:01:13,648 INFO L273 TraceCheckUtils]: 19: Hoare triple {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} assume true; {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} is VALID [2018-11-23 13:01:13,650 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {889#(not (= 0 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)))} {884#true} #103#return; {890#(not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)))} is VALID [2018-11-23 13:01:13,651 INFO L273 TraceCheckUtils]: 21: Hoare triple {890#(not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} is VALID [2018-11-23 13:01:13,653 INFO L256 TraceCheckUtils]: 22: Hoare triple {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {965#(exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0)))} is VALID [2018-11-23 13:01:13,655 INFO L273 TraceCheckUtils]: 23: Hoare triple {965#(exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0)))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {969#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base))} is VALID [2018-11-23 13:01:13,656 INFO L273 TraceCheckUtils]: 24: Hoare triple {969#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {973#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base))} is VALID [2018-11-23 13:01:13,657 INFO L273 TraceCheckUtils]: 25: Hoare triple {973#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base))} assume !(~head.base != 0 || ~head.offset != 0); {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} is VALID [2018-11-23 13:01:13,663 INFO L273 TraceCheckUtils]: 26: Hoare triple {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} #res := ~len~0; {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} is VALID [2018-11-23 13:01:13,665 INFO L273 TraceCheckUtils]: 27: Hoare triple {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} assume true; {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} is VALID [2018-11-23 13:01:13,667 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {977#(and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int) (v_main_~s~0.offset_BEFORE_CALL_1 Int)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) v_main_~s~0.offset_BEFORE_CALL_1) 0))) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) 0))} {891#(not (= 0 (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)))} #105#return; {885#false} is VALID [2018-11-23 13:01:13,667 INFO L273 TraceCheckUtils]: 29: Hoare triple {885#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {885#false} is VALID [2018-11-23 13:01:13,667 INFO L273 TraceCheckUtils]: 30: Hoare triple {885#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {885#false} is VALID [2018-11-23 13:01:13,667 INFO L273 TraceCheckUtils]: 31: Hoare triple {885#false} assume !false; {885#false} is VALID [2018-11-23 13:01:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:13,692 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:13,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 16 [2018-11-23 13:01:13,693 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2018-11-23 13:01:13,693 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:13,693 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2018-11-23 13:01:13,747 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:13,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 13:01:13,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 13:01:13,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2018-11-23 13:01:13,748 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand 16 states. [2018-11-23 13:01:25,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:25,300 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2018-11-23 13:01:25,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 13:01:25,301 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2018-11-23 13:01:25,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-23 13:01:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 46 transitions. [2018-11-23 13:01:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-23 13:01:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 46 transitions. [2018-11-23 13:01:25,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 46 transitions. [2018-11-23 13:01:25,399 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:25,401 INFO L225 Difference]: With dead ends: 43 [2018-11-23 13:01:25,401 INFO L226 Difference]: Without dead ends: 36 [2018-11-23 13:01:25,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2018-11-23 13:01:25,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-11-23 13:01:25,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2018-11-23 13:01:25,495 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:25,495 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand 34 states. [2018-11-23 13:01:25,495 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 34 states. [2018-11-23 13:01:25,496 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 34 states. [2018-11-23 13:01:25,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:25,498 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2018-11-23 13:01:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2018-11-23 13:01:25,498 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:25,499 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:25,499 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 36 states. [2018-11-23 13:01:25,499 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 36 states. [2018-11-23 13:01:25,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:25,501 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2018-11-23 13:01:25,501 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2018-11-23 13:01:25,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:25,502 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:25,502 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:25,502 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:25,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-23 13:01:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2018-11-23 13:01:25,505 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 32 [2018-11-23 13:01:25,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:25,505 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2018-11-23 13:01:25,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 13:01:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2018-11-23 13:01:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:01:25,506 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:25,507 INFO L402 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] [2018-11-23 13:01:25,507 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:25,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:25,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1982525013, now seen corresponding path program 3 times [2018-11-23 13:01:25,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:25,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:25,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:25,509 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:01:25,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:25,798 INFO L256 TraceCheckUtils]: 0: Hoare triple {1187#true} call ULTIMATE.init(); {1187#true} is VALID [2018-11-23 13:01:25,798 INFO L273 TraceCheckUtils]: 1: Hoare triple {1187#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1187#true} is VALID [2018-11-23 13:01:25,798 INFO L273 TraceCheckUtils]: 2: Hoare triple {1187#true} assume true; {1187#true} is VALID [2018-11-23 13:01:25,799 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1187#true} {1187#true} #99#return; {1187#true} is VALID [2018-11-23 13:01:25,799 INFO L256 TraceCheckUtils]: 4: Hoare triple {1187#true} call #t~ret12 := main(); {1187#true} is VALID [2018-11-23 13:01:25,806 INFO L273 TraceCheckUtils]: 5: Hoare triple {1187#true} ~len~1 := 2; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,807 INFO L273 TraceCheckUtils]: 6: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,808 INFO L273 TraceCheckUtils]: 7: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,808 INFO L273 TraceCheckUtils]: 8: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,808 INFO L256 TraceCheckUtils]: 9: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1187#true} is VALID [2018-11-23 13:01:25,809 INFO L273 TraceCheckUtils]: 10: Hoare triple {1187#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1187#true} is VALID [2018-11-23 13:01:25,809 INFO L273 TraceCheckUtils]: 11: Hoare triple {1187#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1187#true} is VALID [2018-11-23 13:01:25,809 INFO L273 TraceCheckUtils]: 12: Hoare triple {1187#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1187#true} is VALID [2018-11-23 13:01:25,809 INFO L273 TraceCheckUtils]: 13: Hoare triple {1187#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1187#true} is VALID [2018-11-23 13:01:25,809 INFO L273 TraceCheckUtils]: 14: Hoare triple {1187#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1187#true} is VALID [2018-11-23 13:01:25,810 INFO L273 TraceCheckUtils]: 15: Hoare triple {1187#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1187#true} is VALID [2018-11-23 13:01:25,810 INFO L273 TraceCheckUtils]: 16: Hoare triple {1187#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1187#true} is VALID [2018-11-23 13:01:25,810 INFO L273 TraceCheckUtils]: 17: Hoare triple {1187#true} assume !(~len > 0); {1187#true} is VALID [2018-11-23 13:01:25,810 INFO L273 TraceCheckUtils]: 18: Hoare triple {1187#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1187#true} is VALID [2018-11-23 13:01:25,811 INFO L273 TraceCheckUtils]: 19: Hoare triple {1187#true} assume true; {1187#true} is VALID [2018-11-23 13:01:25,812 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {1187#true} {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #103#return; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,813 INFO L273 TraceCheckUtils]: 21: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:25,813 INFO L256 TraceCheckUtils]: 22: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1187#true} is VALID [2018-11-23 13:01:25,814 INFO L273 TraceCheckUtils]: 23: Hoare triple {1187#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1190#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:01:25,814 INFO L273 TraceCheckUtils]: 24: Hoare triple {1190#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1191#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:01:25,816 INFO L273 TraceCheckUtils]: 25: Hoare triple {1191#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:01:25,819 INFO L273 TraceCheckUtils]: 26: Hoare triple {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !(~head.base != 0 || ~head.offset != 0); {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:01:25,820 INFO L273 TraceCheckUtils]: 27: Hoare triple {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} #res := ~len~0; {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} is VALID [2018-11-23 13:01:25,821 INFO L273 TraceCheckUtils]: 28: Hoare triple {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} assume true; {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} is VALID [2018-11-23 13:01:25,822 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #105#return; {1194#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:01:25,823 INFO L273 TraceCheckUtils]: 30: Hoare triple {1194#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1194#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:01:25,823 INFO L273 TraceCheckUtils]: 31: Hoare triple {1194#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume ~len~1 != #t~ret11;havoc #t~ret11; {1188#false} is VALID [2018-11-23 13:01:25,823 INFO L273 TraceCheckUtils]: 32: Hoare triple {1188#false} assume !false; {1188#false} is VALID [2018-11-23 13:01:25,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:01:25,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:25,828 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:25,867 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-23 13:01:25,913 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-23 13:01:25,914 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:01:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:25,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:26,114 INFO L256 TraceCheckUtils]: 0: Hoare triple {1187#true} call ULTIMATE.init(); {1187#true} is VALID [2018-11-23 13:01:26,115 INFO L273 TraceCheckUtils]: 1: Hoare triple {1187#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1187#true} is VALID [2018-11-23 13:01:26,115 INFO L273 TraceCheckUtils]: 2: Hoare triple {1187#true} assume true; {1187#true} is VALID [2018-11-23 13:01:26,115 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1187#true} {1187#true} #99#return; {1187#true} is VALID [2018-11-23 13:01:26,116 INFO L256 TraceCheckUtils]: 4: Hoare triple {1187#true} call #t~ret12 := main(); {1187#true} is VALID [2018-11-23 13:01:26,116 INFO L273 TraceCheckUtils]: 5: Hoare triple {1187#true} ~len~1 := 2; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,117 INFO L273 TraceCheckUtils]: 6: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,117 INFO L273 TraceCheckUtils]: 7: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,118 INFO L273 TraceCheckUtils]: 8: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,118 INFO L256 TraceCheckUtils]: 9: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1187#true} is VALID [2018-11-23 13:01:26,118 INFO L273 TraceCheckUtils]: 10: Hoare triple {1187#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1187#true} is VALID [2018-11-23 13:01:26,118 INFO L273 TraceCheckUtils]: 11: Hoare triple {1187#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1187#true} is VALID [2018-11-23 13:01:26,119 INFO L273 TraceCheckUtils]: 12: Hoare triple {1187#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1187#true} is VALID [2018-11-23 13:01:26,119 INFO L273 TraceCheckUtils]: 13: Hoare triple {1187#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1187#true} is VALID [2018-11-23 13:01:26,119 INFO L273 TraceCheckUtils]: 14: Hoare triple {1187#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1187#true} is VALID [2018-11-23 13:01:26,119 INFO L273 TraceCheckUtils]: 15: Hoare triple {1187#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1187#true} is VALID [2018-11-23 13:01:26,119 INFO L273 TraceCheckUtils]: 16: Hoare triple {1187#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1187#true} is VALID [2018-11-23 13:01:26,120 INFO L273 TraceCheckUtils]: 17: Hoare triple {1187#true} assume !(~len > 0); {1187#true} is VALID [2018-11-23 13:01:26,120 INFO L273 TraceCheckUtils]: 18: Hoare triple {1187#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1187#true} is VALID [2018-11-23 13:01:26,120 INFO L273 TraceCheckUtils]: 19: Hoare triple {1187#true} assume true; {1187#true} is VALID [2018-11-23 13:01:26,123 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {1187#true} {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #103#return; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,123 INFO L273 TraceCheckUtils]: 21: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:01:26,124 INFO L256 TraceCheckUtils]: 22: Hoare triple {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1187#true} is VALID [2018-11-23 13:01:26,125 INFO L273 TraceCheckUtils]: 23: Hoare triple {1187#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1190#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:01:26,129 INFO L273 TraceCheckUtils]: 24: Hoare triple {1190#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1191#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:01:26,131 INFO L273 TraceCheckUtils]: 25: Hoare triple {1191#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:01:26,131 INFO L273 TraceCheckUtils]: 26: Hoare triple {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !(~head.base != 0 || ~head.offset != 0); {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:01:26,133 INFO L273 TraceCheckUtils]: 27: Hoare triple {1192#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} #res := ~len~0; {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} is VALID [2018-11-23 13:01:26,133 INFO L273 TraceCheckUtils]: 28: Hoare triple {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} assume true; {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} is VALID [2018-11-23 13:01:26,134 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {1193#(and (<= 2 |sll_length_#res|) (<= |sll_length_#res| 2))} {1189#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #105#return; {1285#(and (<= 2 |main_#t~ret11|) (<= 2 main_~len~1) (<= main_~len~1 2) (<= |main_#t~ret11| 2))} is VALID [2018-11-23 13:01:26,135 INFO L273 TraceCheckUtils]: 30: Hoare triple {1285#(and (<= 2 |main_#t~ret11|) (<= 2 main_~len~1) (<= main_~len~1 2) (<= |main_#t~ret11| 2))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1285#(and (<= 2 |main_#t~ret11|) (<= 2 main_~len~1) (<= main_~len~1 2) (<= |main_#t~ret11| 2))} is VALID [2018-11-23 13:01:26,135 INFO L273 TraceCheckUtils]: 31: Hoare triple {1285#(and (<= 2 |main_#t~ret11|) (<= 2 main_~len~1) (<= main_~len~1 2) (<= |main_#t~ret11| 2))} assume ~len~1 != #t~ret11;havoc #t~ret11; {1188#false} is VALID [2018-11-23 13:01:26,135 INFO L273 TraceCheckUtils]: 32: Hoare triple {1188#false} assume !false; {1188#false} is VALID [2018-11-23 13:01:26,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:01:26,157 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:26,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2018-11-23 13:01:26,157 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-11-23 13:01:26,159 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:26,159 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-23 13:01:26,202 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:26,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:01:26,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:01:26,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:01:26,203 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand 9 states. [2018-11-23 13:01:26,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:26,775 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-11-23 13:01:26,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 13:01:26,776 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-11-23 13:01:26,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:01:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 55 transitions. [2018-11-23 13:01:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:01:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 55 transitions. [2018-11-23 13:01:26,781 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 55 transitions. [2018-11-23 13:01:26,856 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:26,861 INFO L225 Difference]: With dead ends: 52 [2018-11-23 13:01:26,861 INFO L226 Difference]: Without dead ends: 48 [2018-11-23 13:01:26,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:01:26,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-11-23 13:01:26,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2018-11-23 13:01:26,904 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:26,905 INFO L82 GeneralOperation]: Start isEquivalent. First operand 48 states. Second operand 44 states. [2018-11-23 13:01:26,905 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 44 states. [2018-11-23 13:01:26,905 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 44 states. [2018-11-23 13:01:26,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:26,910 INFO L93 Difference]: Finished difference Result 48 states and 55 transitions. [2018-11-23 13:01:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2018-11-23 13:01:26,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:26,911 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:26,911 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand 48 states. [2018-11-23 13:01:26,911 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 48 states. [2018-11-23 13:01:26,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:26,914 INFO L93 Difference]: Finished difference Result 48 states and 55 transitions. [2018-11-23 13:01:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2018-11-23 13:01:26,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:26,915 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:26,915 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:26,916 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-23 13:01:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 52 transitions. [2018-11-23 13:01:26,918 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 52 transitions. Word has length 33 [2018-11-23 13:01:26,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:26,919 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 52 transitions. [2018-11-23 13:01:26,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:01:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2018-11-23 13:01:26,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:01:26,920 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:26,920 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:01:26,920 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:26,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:26,921 INFO L82 PathProgramCache]: Analyzing trace with hash -547492793, now seen corresponding path program 4 times [2018-11-23 13:01:26,921 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:26,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:26,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:26,922 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:01:26,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:27,766 INFO L256 TraceCheckUtils]: 0: Hoare triple {1530#true} call ULTIMATE.init(); {1530#true} is VALID [2018-11-23 13:01:27,767 INFO L273 TraceCheckUtils]: 1: Hoare triple {1530#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1530#true} is VALID [2018-11-23 13:01:27,767 INFO L273 TraceCheckUtils]: 2: Hoare triple {1530#true} assume true; {1530#true} is VALID [2018-11-23 13:01:27,767 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1530#true} {1530#true} #99#return; {1530#true} is VALID [2018-11-23 13:01:27,768 INFO L256 TraceCheckUtils]: 4: Hoare triple {1530#true} call #t~ret12 := main(); {1530#true} is VALID [2018-11-23 13:01:27,768 INFO L273 TraceCheckUtils]: 5: Hoare triple {1530#true} ~len~1 := 2; {1530#true} is VALID [2018-11-23 13:01:27,768 INFO L273 TraceCheckUtils]: 6: Hoare triple {1530#true} #t~short8 := ~len~1 < 32; {1530#true} is VALID [2018-11-23 13:01:27,768 INFO L273 TraceCheckUtils]: 7: Hoare triple {1530#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1530#true} is VALID [2018-11-23 13:01:27,769 INFO L273 TraceCheckUtils]: 8: Hoare triple {1530#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1530#true} is VALID [2018-11-23 13:01:27,769 INFO L256 TraceCheckUtils]: 9: Hoare triple {1530#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1530#true} is VALID [2018-11-23 13:01:27,770 INFO L273 TraceCheckUtils]: 10: Hoare triple {1530#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1532#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:01:27,771 INFO L273 TraceCheckUtils]: 11: Hoare triple {1532#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:01:27,771 INFO L273 TraceCheckUtils]: 12: Hoare triple {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:01:27,772 INFO L273 TraceCheckUtils]: 13: Hoare triple {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1534#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:27,773 INFO L273 TraceCheckUtils]: 14: Hoare triple {1534#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1535#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:27,774 INFO L273 TraceCheckUtils]: 15: Hoare triple {1535#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1535#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:27,775 INFO L273 TraceCheckUtils]: 16: Hoare triple {1535#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1536#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:27,776 INFO L273 TraceCheckUtils]: 17: Hoare triple {1536#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(~len > 0); {1536#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:27,778 INFO L273 TraceCheckUtils]: 18: Hoare triple {1536#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1537#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:27,778 INFO L273 TraceCheckUtils]: 19: Hoare triple {1537#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {1537#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:27,783 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {1537#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {1530#true} #103#return; {1538#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} is VALID [2018-11-23 13:01:27,783 INFO L273 TraceCheckUtils]: 21: Hoare triple {1538#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1539#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} is VALID [2018-11-23 13:01:27,784 INFO L256 TraceCheckUtils]: 22: Hoare triple {1539#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1530#true} is VALID [2018-11-23 13:01:27,784 INFO L273 TraceCheckUtils]: 23: Hoare triple {1530#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1540#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:01:27,785 INFO L273 TraceCheckUtils]: 24: Hoare triple {1540#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1541#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:01:27,786 INFO L273 TraceCheckUtils]: 25: Hoare triple {1541#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1542#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:01:27,786 INFO L273 TraceCheckUtils]: 26: Hoare triple {1542#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:01:27,787 INFO L273 TraceCheckUtils]: 27: Hoare triple {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !(~head.base != 0 || ~head.offset != 0); {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:01:27,787 INFO L273 TraceCheckUtils]: 28: Hoare triple {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} #res := ~len~0; {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:01:27,788 INFO L273 TraceCheckUtils]: 29: Hoare triple {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume true; {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:01:27,790 INFO L268 TraceCheckUtils]: 30: Hoare quadruple {1543#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} {1539#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} #105#return; {1531#false} is VALID [2018-11-23 13:01:27,790 INFO L273 TraceCheckUtils]: 31: Hoare triple {1531#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1531#false} is VALID [2018-11-23 13:01:27,790 INFO L273 TraceCheckUtils]: 32: Hoare triple {1531#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {1531#false} is VALID [2018-11-23 13:01:27,791 INFO L273 TraceCheckUtils]: 33: Hoare triple {1531#false} assume !false; {1531#false} is VALID [2018-11-23 13:01:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:27,796 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:27,796 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:27,805 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 13:01:27,845 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 13:01:27,845 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:01:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:27,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:27,921 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:01:27,923 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:27,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:27,931 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-11-23 13:01:27,934 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:01:27,934 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_15|]. (and (= |#valid| (store |v_#valid_15| sll_create_~new_head~0.base 1)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:01:27,934 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:01:27,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:01:27,980 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:27,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:27,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,000 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:01:28,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:28,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,068 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,088 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,088 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-11-23 13:01:28,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:01:28,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:01:28,118 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-23 13:01:28,120 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,127 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,128 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:19 [2018-11-23 13:01:28,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:01:28,309 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:28,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,438 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:01:28,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:28,447 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,453 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:28,473 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:39 [2018-11-23 13:01:29,515 INFO L256 TraceCheckUtils]: 0: Hoare triple {1530#true} call ULTIMATE.init(); {1530#true} is VALID [2018-11-23 13:01:29,515 INFO L273 TraceCheckUtils]: 1: Hoare triple {1530#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1530#true} is VALID [2018-11-23 13:01:29,516 INFO L273 TraceCheckUtils]: 2: Hoare triple {1530#true} assume true; {1530#true} is VALID [2018-11-23 13:01:29,516 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1530#true} {1530#true} #99#return; {1530#true} is VALID [2018-11-23 13:01:29,516 INFO L256 TraceCheckUtils]: 4: Hoare triple {1530#true} call #t~ret12 := main(); {1530#true} is VALID [2018-11-23 13:01:29,516 INFO L273 TraceCheckUtils]: 5: Hoare triple {1530#true} ~len~1 := 2; {1530#true} is VALID [2018-11-23 13:01:29,517 INFO L273 TraceCheckUtils]: 6: Hoare triple {1530#true} #t~short8 := ~len~1 < 32; {1530#true} is VALID [2018-11-23 13:01:29,517 INFO L273 TraceCheckUtils]: 7: Hoare triple {1530#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1530#true} is VALID [2018-11-23 13:01:29,517 INFO L273 TraceCheckUtils]: 8: Hoare triple {1530#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1530#true} is VALID [2018-11-23 13:01:29,517 INFO L256 TraceCheckUtils]: 9: Hoare triple {1530#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1530#true} is VALID [2018-11-23 13:01:29,523 INFO L273 TraceCheckUtils]: 10: Hoare triple {1530#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1532#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:01:29,525 INFO L273 TraceCheckUtils]: 11: Hoare triple {1532#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:01:29,525 INFO L273 TraceCheckUtils]: 12: Hoare triple {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:01:29,526 INFO L273 TraceCheckUtils]: 13: Hoare triple {1533#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1534#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:29,527 INFO L273 TraceCheckUtils]: 14: Hoare triple {1534#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1589#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:29,528 INFO L273 TraceCheckUtils]: 15: Hoare triple {1589#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1589#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:29,530 INFO L273 TraceCheckUtils]: 16: Hoare triple {1589#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1596#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:29,531 INFO L273 TraceCheckUtils]: 17: Hoare triple {1596#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(~len > 0); {1596#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:29,532 INFO L273 TraceCheckUtils]: 18: Hoare triple {1596#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1603#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:29,534 INFO L273 TraceCheckUtils]: 19: Hoare triple {1603#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {1603#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:29,536 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {1603#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {1530#true} #103#return; {1610#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} is VALID [2018-11-23 13:01:29,537 INFO L273 TraceCheckUtils]: 21: Hoare triple {1610#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1614#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} is VALID [2018-11-23 13:01:29,540 INFO L256 TraceCheckUtils]: 22: Hoare triple {1614#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1618#(exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))} is VALID [2018-11-23 13:01:29,541 INFO L273 TraceCheckUtils]: 23: Hoare triple {1618#(exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1622#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))))} is VALID [2018-11-23 13:01:29,543 INFO L273 TraceCheckUtils]: 24: Hoare triple {1622#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1626#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))))} is VALID [2018-11-23 13:01:29,545 INFO L273 TraceCheckUtils]: 25: Hoare triple {1626#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1630#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} is VALID [2018-11-23 13:01:29,546 INFO L273 TraceCheckUtils]: 26: Hoare triple {1630#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} is VALID [2018-11-23 13:01:29,547 INFO L273 TraceCheckUtils]: 27: Hoare triple {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} assume !(~head.base != 0 || ~head.offset != 0); {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} is VALID [2018-11-23 13:01:29,548 INFO L273 TraceCheckUtils]: 28: Hoare triple {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} #res := ~len~0; {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} is VALID [2018-11-23 13:01:29,549 INFO L273 TraceCheckUtils]: 29: Hoare triple {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} assume true; {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} is VALID [2018-11-23 13:01:29,551 INFO L268 TraceCheckUtils]: 30: Hoare quadruple {1634#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_2 Int) (v_main_~s~0.offset_BEFORE_CALL_2 Int)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (not (= v_main_~s~0.base_BEFORE_CALL_2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) v_main_~s~0.offset_BEFORE_CALL_2)) 0)))))} {1614#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} #105#return; {1531#false} is VALID [2018-11-23 13:01:29,551 INFO L273 TraceCheckUtils]: 31: Hoare triple {1531#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1531#false} is VALID [2018-11-23 13:01:29,551 INFO L273 TraceCheckUtils]: 32: Hoare triple {1531#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {1531#false} is VALID [2018-11-23 13:01:29,552 INFO L273 TraceCheckUtils]: 33: Hoare triple {1531#false} assume !false; {1531#false} is VALID [2018-11-23 13:01:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:01:29,578 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:29,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 24 [2018-11-23 13:01:29,579 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 34 [2018-11-23 13:01:29,579 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:29,579 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-23 13:01:29,688 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:29,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-23 13:01:29,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-23 13:01:29,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=489, Unknown=0, NotChecked=0, Total=552 [2018-11-23 13:01:29,690 INFO L87 Difference]: Start difference. First operand 44 states and 52 transitions. Second operand 24 states. [2018-11-23 13:01:31,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:31,715 INFO L93 Difference]: Finished difference Result 75 states and 86 transitions. [2018-11-23 13:01:31,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 13:01:31,715 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 34 [2018-11-23 13:01:31,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 13:01:31,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 72 transitions. [2018-11-23 13:01:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 13:01:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 72 transitions. [2018-11-23 13:01:31,726 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 72 transitions. [2018-11-23 13:01:31,842 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:31,845 INFO L225 Difference]: With dead ends: 75 [2018-11-23 13:01:31,845 INFO L226 Difference]: Without dead ends: 65 [2018-11-23 13:01:31,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 19 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=75, Invalid=575, Unknown=0, NotChecked=0, Total=650 [2018-11-23 13:01:31,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-23 13:01:31,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 59. [2018-11-23 13:01:31,980 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:31,980 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 59 states. [2018-11-23 13:01:31,981 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 59 states. [2018-11-23 13:01:31,981 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 59 states. [2018-11-23 13:01:31,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:31,985 INFO L93 Difference]: Finished difference Result 65 states and 73 transitions. [2018-11-23 13:01:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2018-11-23 13:01:31,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:31,986 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:31,986 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand 65 states. [2018-11-23 13:01:31,986 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 65 states. [2018-11-23 13:01:31,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:31,990 INFO L93 Difference]: Finished difference Result 65 states and 73 transitions. [2018-11-23 13:01:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2018-11-23 13:01:31,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:31,991 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:31,991 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:31,991 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-11-23 13:01:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 68 transitions. [2018-11-23 13:01:31,994 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 68 transitions. Word has length 34 [2018-11-23 13:01:31,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:31,994 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 68 transitions. [2018-11-23 13:01:31,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-23 13:01:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2018-11-23 13:01:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:01:31,996 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:31,996 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:01:31,996 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:31,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:31,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1228551377, now seen corresponding path program 1 times [2018-11-23 13:01:31,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:31,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:31,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:31,998 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:01:31,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:32,243 INFO L256 TraceCheckUtils]: 0: Hoare triple {1979#true} call ULTIMATE.init(); {1979#true} is VALID [2018-11-23 13:01:32,244 INFO L273 TraceCheckUtils]: 1: Hoare triple {1979#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1979#true} is VALID [2018-11-23 13:01:32,244 INFO L273 TraceCheckUtils]: 2: Hoare triple {1979#true} assume true; {1979#true} is VALID [2018-11-23 13:01:32,244 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1979#true} {1979#true} #99#return; {1979#true} is VALID [2018-11-23 13:01:32,245 INFO L256 TraceCheckUtils]: 4: Hoare triple {1979#true} call #t~ret12 := main(); {1979#true} is VALID [2018-11-23 13:01:32,247 INFO L273 TraceCheckUtils]: 5: Hoare triple {1979#true} ~len~1 := 2; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,247 INFO L273 TraceCheckUtils]: 6: Hoare triple {1981#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,248 INFO L273 TraceCheckUtils]: 7: Hoare triple {1981#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,248 INFO L273 TraceCheckUtils]: 8: Hoare triple {1981#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,249 INFO L273 TraceCheckUtils]: 9: Hoare triple {1982#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,249 INFO L273 TraceCheckUtils]: 10: Hoare triple {1982#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,250 INFO L273 TraceCheckUtils]: 11: Hoare triple {1982#(<= 3 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,250 INFO L256 TraceCheckUtils]: 12: Hoare triple {1982#(<= 3 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1979#true} is VALID [2018-11-23 13:01:32,256 INFO L273 TraceCheckUtils]: 13: Hoare triple {1979#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,256 INFO L273 TraceCheckUtils]: 14: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,257 INFO L273 TraceCheckUtils]: 15: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,258 INFO L273 TraceCheckUtils]: 16: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,258 INFO L273 TraceCheckUtils]: 17: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,259 INFO L273 TraceCheckUtils]: 18: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,259 INFO L273 TraceCheckUtils]: 19: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1985#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:01:32,260 INFO L273 TraceCheckUtils]: 20: Hoare triple {1985#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(~len > 0); {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,260 INFO L273 TraceCheckUtils]: 21: Hoare triple {1986#(<= |sll_create_#in~len| 2)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,261 INFO L273 TraceCheckUtils]: 22: Hoare triple {1986#(<= |sll_create_#in~len| 2)} assume true; {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,262 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1986#(<= |sll_create_#in~len| 2)} {1982#(<= 3 main_~len~1)} #103#return; {1980#false} is VALID [2018-11-23 13:01:32,263 INFO L273 TraceCheckUtils]: 24: Hoare triple {1980#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1980#false} is VALID [2018-11-23 13:01:32,263 INFO L256 TraceCheckUtils]: 25: Hoare triple {1980#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1979#true} is VALID [2018-11-23 13:01:32,263 INFO L273 TraceCheckUtils]: 26: Hoare triple {1979#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1979#true} is VALID [2018-11-23 13:01:32,264 INFO L273 TraceCheckUtils]: 27: Hoare triple {1979#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1979#true} is VALID [2018-11-23 13:01:32,264 INFO L273 TraceCheckUtils]: 28: Hoare triple {1979#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1979#true} is VALID [2018-11-23 13:01:32,264 INFO L273 TraceCheckUtils]: 29: Hoare triple {1979#true} assume !(~head.base != 0 || ~head.offset != 0); {1979#true} is VALID [2018-11-23 13:01:32,264 INFO L273 TraceCheckUtils]: 30: Hoare triple {1979#true} #res := ~len~0; {1979#true} is VALID [2018-11-23 13:01:32,265 INFO L273 TraceCheckUtils]: 31: Hoare triple {1979#true} assume true; {1979#true} is VALID [2018-11-23 13:01:32,265 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {1979#true} {1980#false} #105#return; {1980#false} is VALID [2018-11-23 13:01:32,265 INFO L273 TraceCheckUtils]: 33: Hoare triple {1980#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1980#false} is VALID [2018-11-23 13:01:32,266 INFO L273 TraceCheckUtils]: 34: Hoare triple {1980#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {1980#false} is VALID [2018-11-23 13:01:32,266 INFO L273 TraceCheckUtils]: 35: Hoare triple {1980#false} assume !false; {1980#false} is VALID [2018-11-23 13:01:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:01:32,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:32,268 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:32,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:32,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:32,446 INFO L256 TraceCheckUtils]: 0: Hoare triple {1979#true} call ULTIMATE.init(); {1979#true} is VALID [2018-11-23 13:01:32,446 INFO L273 TraceCheckUtils]: 1: Hoare triple {1979#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1979#true} is VALID [2018-11-23 13:01:32,447 INFO L273 TraceCheckUtils]: 2: Hoare triple {1979#true} assume true; {1979#true} is VALID [2018-11-23 13:01:32,447 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1979#true} {1979#true} #99#return; {1979#true} is VALID [2018-11-23 13:01:32,447 INFO L256 TraceCheckUtils]: 4: Hoare triple {1979#true} call #t~ret12 := main(); {1979#true} is VALID [2018-11-23 13:01:32,448 INFO L273 TraceCheckUtils]: 5: Hoare triple {1979#true} ~len~1 := 2; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,448 INFO L273 TraceCheckUtils]: 6: Hoare triple {1981#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,449 INFO L273 TraceCheckUtils]: 7: Hoare triple {1981#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1981#(<= 2 main_~len~1)} is VALID [2018-11-23 13:01:32,449 INFO L273 TraceCheckUtils]: 8: Hoare triple {1981#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,451 INFO L273 TraceCheckUtils]: 9: Hoare triple {1982#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,451 INFO L273 TraceCheckUtils]: 10: Hoare triple {1982#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,452 INFO L273 TraceCheckUtils]: 11: Hoare triple {1982#(<= 3 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {1982#(<= 3 main_~len~1)} is VALID [2018-11-23 13:01:32,452 INFO L256 TraceCheckUtils]: 12: Hoare triple {1982#(<= 3 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {1979#true} is VALID [2018-11-23 13:01:32,453 INFO L273 TraceCheckUtils]: 13: Hoare triple {1979#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,455 INFO L273 TraceCheckUtils]: 14: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,457 INFO L273 TraceCheckUtils]: 15: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1983#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:01:32,460 INFO L273 TraceCheckUtils]: 16: Hoare triple {1983#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,461 INFO L273 TraceCheckUtils]: 17: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,461 INFO L273 TraceCheckUtils]: 18: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:01:32,462 INFO L273 TraceCheckUtils]: 19: Hoare triple {1984#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {1985#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:01:32,462 INFO L273 TraceCheckUtils]: 20: Hoare triple {1985#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(~len > 0); {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,463 INFO L273 TraceCheckUtils]: 21: Hoare triple {1986#(<= |sll_create_#in~len| 2)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,463 INFO L273 TraceCheckUtils]: 22: Hoare triple {1986#(<= |sll_create_#in~len| 2)} assume true; {1986#(<= |sll_create_#in~len| 2)} is VALID [2018-11-23 13:01:32,464 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1986#(<= |sll_create_#in~len| 2)} {1982#(<= 3 main_~len~1)} #103#return; {1980#false} is VALID [2018-11-23 13:01:32,465 INFO L273 TraceCheckUtils]: 24: Hoare triple {1980#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {1980#false} is VALID [2018-11-23 13:01:32,465 INFO L256 TraceCheckUtils]: 25: Hoare triple {1980#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {1980#false} is VALID [2018-11-23 13:01:32,465 INFO L273 TraceCheckUtils]: 26: Hoare triple {1980#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {1980#false} is VALID [2018-11-23 13:01:32,466 INFO L273 TraceCheckUtils]: 27: Hoare triple {1980#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1980#false} is VALID [2018-11-23 13:01:32,466 INFO L273 TraceCheckUtils]: 28: Hoare triple {1980#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {1980#false} is VALID [2018-11-23 13:01:32,466 INFO L273 TraceCheckUtils]: 29: Hoare triple {1980#false} assume !(~head.base != 0 || ~head.offset != 0); {1980#false} is VALID [2018-11-23 13:01:32,466 INFO L273 TraceCheckUtils]: 30: Hoare triple {1980#false} #res := ~len~0; {1980#false} is VALID [2018-11-23 13:01:32,467 INFO L273 TraceCheckUtils]: 31: Hoare triple {1980#false} assume true; {1980#false} is VALID [2018-11-23 13:01:32,467 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {1980#false} {1980#false} #105#return; {1980#false} is VALID [2018-11-23 13:01:32,467 INFO L273 TraceCheckUtils]: 33: Hoare triple {1980#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {1980#false} is VALID [2018-11-23 13:01:32,468 INFO L273 TraceCheckUtils]: 34: Hoare triple {1980#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {1980#false} is VALID [2018-11-23 13:01:32,468 INFO L273 TraceCheckUtils]: 35: Hoare triple {1980#false} assume !false; {1980#false} is VALID [2018-11-23 13:01:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:01:32,490 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:32,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2018-11-23 13:01:32,490 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-11-23 13:01:32,490 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:32,491 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2018-11-23 13:01:32,539 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:32,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 13:01:32,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 13:01:32,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:01:32,540 INFO L87 Difference]: Start difference. First operand 59 states and 68 transitions. Second operand 8 states. [2018-11-23 13:01:33,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:33,175 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2018-11-23 13:01:33,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 13:01:33,175 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-11-23 13:01:33,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-11-23 13:01:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 68 transitions. [2018-11-23 13:01:33,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-11-23 13:01:33,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 68 transitions. [2018-11-23 13:01:33,180 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 68 transitions. [2018-11-23 13:01:33,264 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:33,267 INFO L225 Difference]: With dead ends: 69 [2018-11-23 13:01:33,267 INFO L226 Difference]: Without dead ends: 53 [2018-11-23 13:01:33,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:01:33,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-23 13:01:33,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 47. [2018-11-23 13:01:33,329 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:33,329 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand 47 states. [2018-11-23 13:01:33,329 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 47 states. [2018-11-23 13:01:33,329 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 47 states. [2018-11-23 13:01:33,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:33,332 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2018-11-23 13:01:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2018-11-23 13:01:33,333 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:33,333 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:33,333 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand 53 states. [2018-11-23 13:01:33,333 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 53 states. [2018-11-23 13:01:33,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:33,336 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2018-11-23 13:01:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2018-11-23 13:01:33,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:33,337 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:33,337 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:33,337 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-23 13:01:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 55 transitions. [2018-11-23 13:01:33,339 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 55 transitions. Word has length 36 [2018-11-23 13:01:33,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:33,339 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 55 transitions. [2018-11-23 13:01:33,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 13:01:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2018-11-23 13:01:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:01:33,340 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:33,340 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 13:01:33,341 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:33,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:33,341 INFO L82 PathProgramCache]: Analyzing trace with hash -168004351, now seen corresponding path program 5 times [2018-11-23 13:01:33,341 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:33,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:33,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:33,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:01:33,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:33,472 INFO L256 TraceCheckUtils]: 0: Hoare triple {2367#true} call ULTIMATE.init(); {2367#true} is VALID [2018-11-23 13:01:33,473 INFO L273 TraceCheckUtils]: 1: Hoare triple {2367#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2367#true} is VALID [2018-11-23 13:01:33,473 INFO L273 TraceCheckUtils]: 2: Hoare triple {2367#true} assume true; {2367#true} is VALID [2018-11-23 13:01:33,473 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2367#true} {2367#true} #99#return; {2367#true} is VALID [2018-11-23 13:01:33,473 INFO L256 TraceCheckUtils]: 4: Hoare triple {2367#true} call #t~ret12 := main(); {2367#true} is VALID [2018-11-23 13:01:33,474 INFO L273 TraceCheckUtils]: 5: Hoare triple {2367#true} ~len~1 := 2; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,474 INFO L273 TraceCheckUtils]: 6: Hoare triple {2369#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,474 INFO L273 TraceCheckUtils]: 7: Hoare triple {2369#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,475 INFO L273 TraceCheckUtils]: 8: Hoare triple {2369#(<= main_~len~1 2)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,475 INFO L256 TraceCheckUtils]: 9: Hoare triple {2369#(<= main_~len~1 2)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {2367#true} is VALID [2018-11-23 13:01:33,475 INFO L273 TraceCheckUtils]: 10: Hoare triple {2367#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,476 INFO L273 TraceCheckUtils]: 11: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,476 INFO L273 TraceCheckUtils]: 12: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,477 INFO L273 TraceCheckUtils]: 13: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,477 INFO L273 TraceCheckUtils]: 14: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,478 INFO L273 TraceCheckUtils]: 15: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,479 INFO L273 TraceCheckUtils]: 16: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2372#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,480 INFO L273 TraceCheckUtils]: 17: Hoare triple {2372#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,481 INFO L273 TraceCheckUtils]: 18: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,481 INFO L273 TraceCheckUtils]: 19: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,482 INFO L273 TraceCheckUtils]: 20: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume !(~len > 0); {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,482 INFO L273 TraceCheckUtils]: 21: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,483 INFO L273 TraceCheckUtils]: 22: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume true; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,484 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2373#(<= 3 |sll_create_#in~len|)} {2369#(<= main_~len~1 2)} #103#return; {2368#false} is VALID [2018-11-23 13:01:33,484 INFO L273 TraceCheckUtils]: 24: Hoare triple {2368#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {2368#false} is VALID [2018-11-23 13:01:33,485 INFO L256 TraceCheckUtils]: 25: Hoare triple {2368#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {2367#true} is VALID [2018-11-23 13:01:33,485 INFO L273 TraceCheckUtils]: 26: Hoare triple {2367#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {2367#true} is VALID [2018-11-23 13:01:33,485 INFO L273 TraceCheckUtils]: 27: Hoare triple {2367#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2367#true} is VALID [2018-11-23 13:01:33,485 INFO L273 TraceCheckUtils]: 28: Hoare triple {2367#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2367#true} is VALID [2018-11-23 13:01:33,486 INFO L273 TraceCheckUtils]: 29: Hoare triple {2367#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2367#true} is VALID [2018-11-23 13:01:33,486 INFO L273 TraceCheckUtils]: 30: Hoare triple {2367#true} assume !(~head.base != 0 || ~head.offset != 0); {2367#true} is VALID [2018-11-23 13:01:33,486 INFO L273 TraceCheckUtils]: 31: Hoare triple {2367#true} #res := ~len~0; {2367#true} is VALID [2018-11-23 13:01:33,487 INFO L273 TraceCheckUtils]: 32: Hoare triple {2367#true} assume true; {2367#true} is VALID [2018-11-23 13:01:33,487 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2367#true} {2368#false} #105#return; {2368#false} is VALID [2018-11-23 13:01:33,487 INFO L273 TraceCheckUtils]: 34: Hoare triple {2368#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {2368#false} is VALID [2018-11-23 13:01:33,488 INFO L273 TraceCheckUtils]: 35: Hoare triple {2368#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {2368#false} is VALID [2018-11-23 13:01:33,488 INFO L273 TraceCheckUtils]: 36: Hoare triple {2368#false} assume !false; {2368#false} is VALID [2018-11-23 13:01:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:01:33,490 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:33,490 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:33,506 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-23 13:01:33,567 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-11-23 13:01:33,567 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:01:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:33,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:33,750 INFO L256 TraceCheckUtils]: 0: Hoare triple {2367#true} call ULTIMATE.init(); {2367#true} is VALID [2018-11-23 13:01:33,750 INFO L273 TraceCheckUtils]: 1: Hoare triple {2367#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2367#true} is VALID [2018-11-23 13:01:33,750 INFO L273 TraceCheckUtils]: 2: Hoare triple {2367#true} assume true; {2367#true} is VALID [2018-11-23 13:01:33,751 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2367#true} {2367#true} #99#return; {2367#true} is VALID [2018-11-23 13:01:33,751 INFO L256 TraceCheckUtils]: 4: Hoare triple {2367#true} call #t~ret12 := main(); {2367#true} is VALID [2018-11-23 13:01:33,751 INFO L273 TraceCheckUtils]: 5: Hoare triple {2367#true} ~len~1 := 2; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,752 INFO L273 TraceCheckUtils]: 6: Hoare triple {2369#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,752 INFO L273 TraceCheckUtils]: 7: Hoare triple {2369#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,752 INFO L273 TraceCheckUtils]: 8: Hoare triple {2369#(<= main_~len~1 2)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {2369#(<= main_~len~1 2)} is VALID [2018-11-23 13:01:33,753 INFO L256 TraceCheckUtils]: 9: Hoare triple {2369#(<= main_~len~1 2)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {2367#true} is VALID [2018-11-23 13:01:33,753 INFO L273 TraceCheckUtils]: 10: Hoare triple {2367#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,753 INFO L273 TraceCheckUtils]: 11: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,754 INFO L273 TraceCheckUtils]: 12: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2370#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,754 INFO L273 TraceCheckUtils]: 13: Hoare triple {2370#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,755 INFO L273 TraceCheckUtils]: 14: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,755 INFO L273 TraceCheckUtils]: 15: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,756 INFO L273 TraceCheckUtils]: 16: Hoare triple {2371#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2372#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,757 INFO L273 TraceCheckUtils]: 17: Hoare triple {2372#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,758 INFO L273 TraceCheckUtils]: 18: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,759 INFO L273 TraceCheckUtils]: 19: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,759 INFO L273 TraceCheckUtils]: 20: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume !(~len > 0); {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,760 INFO L273 TraceCheckUtils]: 21: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,760 INFO L273 TraceCheckUtils]: 22: Hoare triple {2373#(<= 3 |sll_create_#in~len|)} assume true; {2373#(<= 3 |sll_create_#in~len|)} is VALID [2018-11-23 13:01:33,761 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2373#(<= 3 |sll_create_#in~len|)} {2369#(<= main_~len~1 2)} #103#return; {2368#false} is VALID [2018-11-23 13:01:33,761 INFO L273 TraceCheckUtils]: 24: Hoare triple {2368#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {2368#false} is VALID [2018-11-23 13:01:33,761 INFO L256 TraceCheckUtils]: 25: Hoare triple {2368#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {2368#false} is VALID [2018-11-23 13:01:33,761 INFO L273 TraceCheckUtils]: 26: Hoare triple {2368#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {2368#false} is VALID [2018-11-23 13:01:33,761 INFO L273 TraceCheckUtils]: 27: Hoare triple {2368#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2368#false} is VALID [2018-11-23 13:01:33,761 INFO L273 TraceCheckUtils]: 28: Hoare triple {2368#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 29: Hoare triple {2368#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 30: Hoare triple {2368#false} assume !(~head.base != 0 || ~head.offset != 0); {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 31: Hoare triple {2368#false} #res := ~len~0; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 32: Hoare triple {2368#false} assume true; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2368#false} {2368#false} #105#return; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 34: Hoare triple {2368#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {2368#false} is VALID [2018-11-23 13:01:33,762 INFO L273 TraceCheckUtils]: 35: Hoare triple {2368#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {2368#false} is VALID [2018-11-23 13:01:33,763 INFO L273 TraceCheckUtils]: 36: Hoare triple {2368#false} assume !false; {2368#false} is VALID [2018-11-23 13:01:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:01:33,784 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:01:33,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2018-11-23 13:01:33,785 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-11-23 13:01:33,785 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:01:33,785 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2018-11-23 13:01:33,824 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:33,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:01:33,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:01:33,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:01:33,825 INFO L87 Difference]: Start difference. First operand 47 states and 55 transitions. Second operand 7 states. [2018-11-23 13:01:34,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:34,068 INFO L93 Difference]: Finished difference Result 62 states and 69 transitions. [2018-11-23 13:01:34,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:01:34,068 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-11-23 13:01:34,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:01:34,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-23 13:01:34,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 56 transitions. [2018-11-23 13:01:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-23 13:01:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 56 transitions. [2018-11-23 13:01:34,072 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 56 transitions. [2018-11-23 13:01:34,135 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:01:34,137 INFO L225 Difference]: With dead ends: 62 [2018-11-23 13:01:34,137 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 13:01:34,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:01:34,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 13:01:34,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 40. [2018-11-23 13:01:34,189 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:01:34,189 INFO L82 GeneralOperation]: Start isEquivalent. First operand 44 states. Second operand 40 states. [2018-11-23 13:01:34,189 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand 40 states. [2018-11-23 13:01:34,189 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 40 states. [2018-11-23 13:01:34,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:34,192 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions. [2018-11-23 13:01:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2018-11-23 13:01:34,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:34,192 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:34,192 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 44 states. [2018-11-23 13:01:34,192 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 44 states. [2018-11-23 13:01:34,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:01:34,194 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions. [2018-11-23 13:01:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2018-11-23 13:01:34,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:01:34,194 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:01:34,195 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:01:34,195 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:01:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-23 13:01:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-11-23 13:01:34,196 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 37 [2018-11-23 13:01:34,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:01:34,197 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-11-23 13:01:34,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:01:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-11-23 13:01:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:01:34,197 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:01:34,198 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:01:34,198 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:01:34,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:01:34,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1942569377, now seen corresponding path program 2 times [2018-11-23 13:01:34,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:01:34,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:01:34,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:34,200 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:01:34,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:01:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:34,467 INFO L256 TraceCheckUtils]: 0: Hoare triple {2721#true} call ULTIMATE.init(); {2721#true} is VALID [2018-11-23 13:01:34,468 INFO L273 TraceCheckUtils]: 1: Hoare triple {2721#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2721#true} is VALID [2018-11-23 13:01:34,468 INFO L273 TraceCheckUtils]: 2: Hoare triple {2721#true} assume true; {2721#true} is VALID [2018-11-23 13:01:34,468 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2721#true} {2721#true} #99#return; {2721#true} is VALID [2018-11-23 13:01:34,469 INFO L256 TraceCheckUtils]: 4: Hoare triple {2721#true} call #t~ret12 := main(); {2721#true} is VALID [2018-11-23 13:01:34,469 INFO L273 TraceCheckUtils]: 5: Hoare triple {2721#true} ~len~1 := 2; {2721#true} is VALID [2018-11-23 13:01:34,469 INFO L273 TraceCheckUtils]: 6: Hoare triple {2721#true} #t~short8 := ~len~1 < 32; {2721#true} is VALID [2018-11-23 13:01:34,469 INFO L273 TraceCheckUtils]: 7: Hoare triple {2721#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2721#true} is VALID [2018-11-23 13:01:34,469 INFO L273 TraceCheckUtils]: 8: Hoare triple {2721#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {2721#true} is VALID [2018-11-23 13:01:34,470 INFO L273 TraceCheckUtils]: 9: Hoare triple {2721#true} #t~short8 := ~len~1 < 32; {2721#true} is VALID [2018-11-23 13:01:34,470 INFO L273 TraceCheckUtils]: 10: Hoare triple {2721#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2721#true} is VALID [2018-11-23 13:01:34,470 INFO L273 TraceCheckUtils]: 11: Hoare triple {2721#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {2721#true} is VALID [2018-11-23 13:01:34,470 INFO L256 TraceCheckUtils]: 12: Hoare triple {2721#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {2721#true} is VALID [2018-11-23 13:01:34,471 INFO L273 TraceCheckUtils]: 13: Hoare triple {2721#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {2721#true} is VALID [2018-11-23 13:01:34,471 INFO L273 TraceCheckUtils]: 14: Hoare triple {2721#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2723#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:34,471 INFO L273 TraceCheckUtils]: 15: Hoare triple {2723#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2723#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:01:34,472 INFO L273 TraceCheckUtils]: 16: Hoare triple {2723#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2724#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:01:34,473 INFO L273 TraceCheckUtils]: 17: Hoare triple {2724#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:01:34,473 INFO L273 TraceCheckUtils]: 18: Hoare triple {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:01:34,474 INFO L273 TraceCheckUtils]: 19: Hoare triple {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2726#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:34,475 INFO L273 TraceCheckUtils]: 20: Hoare triple {2726#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2727#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:34,476 INFO L273 TraceCheckUtils]: 21: Hoare triple {2727#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2727#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:01:34,477 INFO L273 TraceCheckUtils]: 22: Hoare triple {2727#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2728#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:34,478 INFO L273 TraceCheckUtils]: 23: Hoare triple {2728#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(~len > 0); {2728#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:01:34,479 INFO L273 TraceCheckUtils]: 24: Hoare triple {2728#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2729#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:34,479 INFO L273 TraceCheckUtils]: 25: Hoare triple {2729#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {2729#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:01:34,481 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {2729#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {2721#true} #103#return; {2730#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} is VALID [2018-11-23 13:01:34,482 INFO L273 TraceCheckUtils]: 27: Hoare triple {2730#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {2731#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} is VALID [2018-11-23 13:01:34,482 INFO L256 TraceCheckUtils]: 28: Hoare triple {2731#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {2721#true} is VALID [2018-11-23 13:01:34,483 INFO L273 TraceCheckUtils]: 29: Hoare triple {2721#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {2732#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:01:34,484 INFO L273 TraceCheckUtils]: 30: Hoare triple {2732#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2733#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:01:34,485 INFO L273 TraceCheckUtils]: 31: Hoare triple {2733#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2734#(= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)} is VALID [2018-11-23 13:01:34,486 INFO L273 TraceCheckUtils]: 32: Hoare triple {2734#(= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)} assume !(~head.base != 0 || ~head.offset != 0); {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:01:34,486 INFO L273 TraceCheckUtils]: 33: Hoare triple {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} #res := ~len~0; {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:01:34,502 INFO L273 TraceCheckUtils]: 34: Hoare triple {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume true; {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:01:34,503 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {2735#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} {2731#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))} #105#return; {2722#false} is VALID [2018-11-23 13:01:34,503 INFO L273 TraceCheckUtils]: 36: Hoare triple {2722#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {2722#false} is VALID [2018-11-23 13:01:34,503 INFO L273 TraceCheckUtils]: 37: Hoare triple {2722#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {2722#false} is VALID [2018-11-23 13:01:34,504 INFO L273 TraceCheckUtils]: 38: Hoare triple {2722#false} assume !false; {2722#false} is VALID [2018-11-23 13:01:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:01:34,506 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:01:34,506 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:01:34,516 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 13:01:34,543 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 13:01:34,543 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:01:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:01:34,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:01:34,611 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:01:34,615 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,624 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:10 [2018-11-23 13:01:34,626 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:01:34,626 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_17|]. (and (= |#valid| (store |v_#valid_17| sll_create_~new_head~0.base 1)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:01:34,626 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:01:34,645 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:01:34,651 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:34,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,665 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-11-23 13:01:34,667 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:01:34,667 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_12|, v_sll_create_~head~0.base_8]. (and (= 1 (select |#valid| sll_create_~head~0.base)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_12| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_12| sll_create_~head~0.base) sll_create_~head~0.offset v_sll_create_~head~0.base_8))) (not (= 0 v_sll_create_~head~0.base_8))) [2018-11-23 13:01:34,668 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base))) [2018-11-23 13:01:34,684 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:01:34,685 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:01:34,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-23 13:01:34,688 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,693 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,694 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:13 [2018-11-23 13:01:34,749 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-23 13:01:34,767 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:34,769 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,778 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:01:34,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:01:34,800 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,802 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,814 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:01:34,814 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:35, output treesize:25 [2018-11-23 13:01:34,821 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:01:34,821 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.offset_11|, v_sll_create_~head~0.offset_7, |v_#memory_$Pointer$.base_13|, v_sll_create_~head~0.base_9]. (and (= |#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_11| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.offset_11| sll_create_~head~0.base) sll_create_~head~0.offset v_sll_create_~head~0.offset_7))) (not (= 0 (select (select |v_#memory_$Pointer$.base_13| v_sll_create_~head~0.base_9) v_sll_create_~head~0.offset_7))) (not (= sll_create_~head~0.base v_sll_create_~head~0.base_9)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_13| sll_create_~head~0.base) sll_create_~head~0.offset v_sll_create_~head~0.base_9)))) [2018-11-23 13:01:34,821 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (and (not (= sll_create_~head~0.base .cse0)) (not (= 0 (select (select |#memory_$Pointer$.base| .cse0) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) [2018-11-23 13:02:03,059 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 17 [2018-11-23 13:02:07,116 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 24 [2018-11-23 13:02:11,196 WARN L180 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 28 [2018-11-23 13:02:15,256 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 28 [2018-11-23 13:02:19,324 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 27 [2018-11-23 13:02:19,381 INFO L256 TraceCheckUtils]: 0: Hoare triple {2721#true} call ULTIMATE.init(); {2721#true} is VALID [2018-11-23 13:02:19,381 INFO L273 TraceCheckUtils]: 1: Hoare triple {2721#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2721#true} is VALID [2018-11-23 13:02:19,381 INFO L273 TraceCheckUtils]: 2: Hoare triple {2721#true} assume true; {2721#true} is VALID [2018-11-23 13:02:19,381 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2721#true} {2721#true} #99#return; {2721#true} is VALID [2018-11-23 13:02:19,381 INFO L256 TraceCheckUtils]: 4: Hoare triple {2721#true} call #t~ret12 := main(); {2721#true} is VALID [2018-11-23 13:02:19,381 INFO L273 TraceCheckUtils]: 5: Hoare triple {2721#true} ~len~1 := 2; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 6: Hoare triple {2721#true} #t~short8 := ~len~1 < 32; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 7: Hoare triple {2721#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 8: Hoare triple {2721#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 9: Hoare triple {2721#true} #t~short8 := ~len~1 < 32; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 10: Hoare triple {2721#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 11: Hoare triple {2721#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L256 TraceCheckUtils]: 12: Hoare triple {2721#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {2721#true} is VALID [2018-11-23 13:02:19,382 INFO L273 TraceCheckUtils]: 13: Hoare triple {2721#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {2721#true} is VALID [2018-11-23 13:02:19,383 INFO L273 TraceCheckUtils]: 14: Hoare triple {2721#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2781#(= sll_create_~new_head~0.offset 0)} is VALID [2018-11-23 13:02:19,383 INFO L273 TraceCheckUtils]: 15: Hoare triple {2781#(= sll_create_~new_head~0.offset 0)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2723#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:02:19,384 INFO L273 TraceCheckUtils]: 16: Hoare triple {2723#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2724#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:02:19,385 INFO L273 TraceCheckUtils]: 17: Hoare triple {2724#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:02:19,385 INFO L273 TraceCheckUtils]: 18: Hoare triple {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:02:19,386 INFO L273 TraceCheckUtils]: 19: Hoare triple {2725#(and (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2726#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:02:19,387 INFO L273 TraceCheckUtils]: 20: Hoare triple {2726#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {2800#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:02:19,388 INFO L273 TraceCheckUtils]: 21: Hoare triple {2800#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2800#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:02:19,389 INFO L273 TraceCheckUtils]: 22: Hoare triple {2800#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {2807#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:02:19,390 INFO L273 TraceCheckUtils]: 23: Hoare triple {2807#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} assume !(~len > 0); {2807#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:02:19,391 INFO L273 TraceCheckUtils]: 24: Hoare triple {2807#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2814#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:02:19,392 INFO L273 TraceCheckUtils]: 25: Hoare triple {2814#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} assume true; {2814#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:02:19,394 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {2814#(and (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} {2721#true} #103#return; {2821#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} is VALID [2018-11-23 13:02:19,395 INFO L273 TraceCheckUtils]: 27: Hoare triple {2821#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {2825#(and (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0)))} is VALID [2018-11-23 13:02:19,397 INFO L256 TraceCheckUtils]: 28: Hoare triple {2825#(and (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0)))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {2829#(exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3))))))} is VALID [2018-11-23 13:02:19,398 INFO L273 TraceCheckUtils]: 29: Hoare triple {2829#(exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3))))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {2833#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} is VALID [2018-11-23 13:02:19,399 INFO L273 TraceCheckUtils]: 30: Hoare triple {2833#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2837#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} is VALID [2018-11-23 13:02:19,401 INFO L273 TraceCheckUtils]: 31: Hoare triple {2837#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {2841#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} is VALID [2018-11-23 13:02:19,402 INFO L273 TraceCheckUtils]: 32: Hoare triple {2841#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} assume !(~head.base != 0 || ~head.offset != 0); {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} is VALID [2018-11-23 13:02:19,420 INFO L273 TraceCheckUtils]: 33: Hoare triple {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} #res := ~len~0; {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} is VALID [2018-11-23 13:02:19,436 INFO L273 TraceCheckUtils]: 34: Hoare triple {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} assume true; {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} is VALID [2018-11-23 13:02:19,445 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {2845#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (exists ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3) v_main_~s~0.base_BEFORE_CALL_3)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3)))))))} {2825#(and (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0)))} #105#return; {2722#false} is VALID [2018-11-23 13:02:19,445 INFO L273 TraceCheckUtils]: 36: Hoare triple {2722#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {2722#false} is VALID [2018-11-23 13:02:19,445 INFO L273 TraceCheckUtils]: 37: Hoare triple {2722#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {2722#false} is VALID [2018-11-23 13:02:19,445 INFO L273 TraceCheckUtils]: 38: Hoare triple {2722#false} assume !false; {2722#false} is VALID [2018-11-23 13:02:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:02:19,478 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:02:19,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 26 [2018-11-23 13:02:19,478 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 39 [2018-11-23 13:02:19,479 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:02:19,479 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states. [2018-11-23 13:02:19,557 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:02:19,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-23 13:02:19,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-23 13:02:19,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=566, Unknown=17, NotChecked=0, Total=650 [2018-11-23 13:02:19,558 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 26 states. [2018-11-23 13:03:17,433 WARN L180 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 29 [2018-11-23 13:03:17,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:17,694 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2018-11-23 13:03:17,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 13:03:17,695 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 39 [2018-11-23 13:03:17,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-23 13:03:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 50 transitions. [2018-11-23 13:03:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-23 13:03:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 50 transitions. [2018-11-23 13:03:17,699 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 50 transitions. [2018-11-23 13:03:17,771 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:17,773 INFO L225 Difference]: With dead ends: 50 [2018-11-23 13:03:17,773 INFO L226 Difference]: Without dead ends: 43 [2018-11-23 13:03:17,774 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 55.0s TimeCoverageRelationStatistics Valid=167, Invalid=1002, Unknown=21, NotChecked=0, Total=1190 [2018-11-23 13:03:17,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-23 13:03:17,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-11-23 13:03:17,848 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:17,848 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 41 states. [2018-11-23 13:03:17,849 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 41 states. [2018-11-23 13:03:17,849 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 41 states. [2018-11-23 13:03:17,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:17,851 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2018-11-23 13:03:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-11-23 13:03:17,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:17,852 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:17,852 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 43 states. [2018-11-23 13:03:17,852 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 43 states. [2018-11-23 13:03:17,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:17,853 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2018-11-23 13:03:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-11-23 13:03:17,853 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:17,854 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:17,854 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:17,854 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 13:03:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-11-23 13:03:17,855 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 39 [2018-11-23 13:03:17,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:17,855 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-11-23 13:03:17,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-23 13:03:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-11-23 13:03:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:03:17,856 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:17,856 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2018-11-23 13:03:17,856 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:17,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:17,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1966334595, now seen corresponding path program 3 times [2018-11-23 13:03:17,857 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:17,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:17,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:17,858 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:17,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:18,681 INFO L256 TraceCheckUtils]: 0: Hoare triple {3097#true} call ULTIMATE.init(); {3097#true} is VALID [2018-11-23 13:03:18,682 INFO L273 TraceCheckUtils]: 1: Hoare triple {3097#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3097#true} is VALID [2018-11-23 13:03:18,682 INFO L273 TraceCheckUtils]: 2: Hoare triple {3097#true} assume true; {3097#true} is VALID [2018-11-23 13:03:18,682 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3097#true} {3097#true} #99#return; {3097#true} is VALID [2018-11-23 13:03:18,682 INFO L256 TraceCheckUtils]: 4: Hoare triple {3097#true} call #t~ret12 := main(); {3097#true} is VALID [2018-11-23 13:03:18,683 INFO L273 TraceCheckUtils]: 5: Hoare triple {3097#true} ~len~1 := 2; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,684 INFO L273 TraceCheckUtils]: 6: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,685 INFO L273 TraceCheckUtils]: 7: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,686 INFO L273 TraceCheckUtils]: 8: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,686 INFO L273 TraceCheckUtils]: 9: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,687 INFO L273 TraceCheckUtils]: 10: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,688 INFO L273 TraceCheckUtils]: 11: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,688 INFO L256 TraceCheckUtils]: 12: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {3097#true} is VALID [2018-11-23 13:03:18,688 INFO L273 TraceCheckUtils]: 13: Hoare triple {3097#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {3097#true} is VALID [2018-11-23 13:03:18,689 INFO L273 TraceCheckUtils]: 14: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,689 INFO L273 TraceCheckUtils]: 15: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,689 INFO L273 TraceCheckUtils]: 16: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,689 INFO L273 TraceCheckUtils]: 17: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,690 INFO L273 TraceCheckUtils]: 18: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,690 INFO L273 TraceCheckUtils]: 19: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,690 INFO L273 TraceCheckUtils]: 20: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,690 INFO L273 TraceCheckUtils]: 21: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,690 INFO L273 TraceCheckUtils]: 22: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,691 INFO L273 TraceCheckUtils]: 23: Hoare triple {3097#true} assume !(~len > 0); {3097#true} is VALID [2018-11-23 13:03:18,691 INFO L273 TraceCheckUtils]: 24: Hoare triple {3097#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3097#true} is VALID [2018-11-23 13:03:18,691 INFO L273 TraceCheckUtils]: 25: Hoare triple {3097#true} assume true; {3097#true} is VALID [2018-11-23 13:03:18,691 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {3097#true} {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #103#return; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,692 INFO L273 TraceCheckUtils]: 27: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,692 INFO L256 TraceCheckUtils]: 28: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,692 INFO L273 TraceCheckUtils]: 29: Hoare triple {3097#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {3101#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:03:18,693 INFO L273 TraceCheckUtils]: 30: Hoare triple {3101#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3102#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,693 INFO L273 TraceCheckUtils]: 31: Hoare triple {3102#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3103#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,694 INFO L273 TraceCheckUtils]: 32: Hoare triple {3103#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,695 INFO L273 TraceCheckUtils]: 33: Hoare triple {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !(~head.base != 0 || ~head.offset != 0); {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,695 INFO L273 TraceCheckUtils]: 34: Hoare triple {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} #res := ~len~0; {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} is VALID [2018-11-23 13:03:18,695 INFO L273 TraceCheckUtils]: 35: Hoare triple {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} assume true; {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} is VALID [2018-11-23 13:03:18,697 INFO L268 TraceCheckUtils]: 36: Hoare quadruple {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #105#return; {3106#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:03:18,698 INFO L273 TraceCheckUtils]: 37: Hoare triple {3106#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {3106#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:03:18,698 INFO L273 TraceCheckUtils]: 38: Hoare triple {3106#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume ~len~1 != #t~ret11;havoc #t~ret11; {3098#false} is VALID [2018-11-23 13:03:18,699 INFO L273 TraceCheckUtils]: 39: Hoare triple {3098#false} assume !false; {3098#false} is VALID [2018-11-23 13:03:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:03:18,701 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:18,701 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:18,709 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-23 13:03:18,734 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-11-23 13:03:18,735 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:18,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:18,858 INFO L256 TraceCheckUtils]: 0: Hoare triple {3097#true} call ULTIMATE.init(); {3097#true} is VALID [2018-11-23 13:03:18,859 INFO L273 TraceCheckUtils]: 1: Hoare triple {3097#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3097#true} is VALID [2018-11-23 13:03:18,859 INFO L273 TraceCheckUtils]: 2: Hoare triple {3097#true} assume true; {3097#true} is VALID [2018-11-23 13:03:18,859 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3097#true} {3097#true} #99#return; {3097#true} is VALID [2018-11-23 13:03:18,860 INFO L256 TraceCheckUtils]: 4: Hoare triple {3097#true} call #t~ret12 := main(); {3097#true} is VALID [2018-11-23 13:03:18,860 INFO L273 TraceCheckUtils]: 5: Hoare triple {3097#true} ~len~1 := 2; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,861 INFO L273 TraceCheckUtils]: 6: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,862 INFO L273 TraceCheckUtils]: 7: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:18,862 INFO L273 TraceCheckUtils]: 8: Hoare triple {3099#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,863 INFO L273 TraceCheckUtils]: 9: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,864 INFO L273 TraceCheckUtils]: 10: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,865 INFO L273 TraceCheckUtils]: 11: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,865 INFO L256 TraceCheckUtils]: 12: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {3097#true} is VALID [2018-11-23 13:03:18,865 INFO L273 TraceCheckUtils]: 13: Hoare triple {3097#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {3097#true} is VALID [2018-11-23 13:03:18,865 INFO L273 TraceCheckUtils]: 14: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,866 INFO L273 TraceCheckUtils]: 15: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,866 INFO L273 TraceCheckUtils]: 16: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,866 INFO L273 TraceCheckUtils]: 17: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,866 INFO L273 TraceCheckUtils]: 18: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,867 INFO L273 TraceCheckUtils]: 19: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,867 INFO L273 TraceCheckUtils]: 20: Hoare triple {3097#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3097#true} is VALID [2018-11-23 13:03:18,867 INFO L273 TraceCheckUtils]: 21: Hoare triple {3097#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,868 INFO L273 TraceCheckUtils]: 22: Hoare triple {3097#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3097#true} is VALID [2018-11-23 13:03:18,868 INFO L273 TraceCheckUtils]: 23: Hoare triple {3097#true} assume !(~len > 0); {3097#true} is VALID [2018-11-23 13:03:18,868 INFO L273 TraceCheckUtils]: 24: Hoare triple {3097#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3097#true} is VALID [2018-11-23 13:03:18,868 INFO L273 TraceCheckUtils]: 25: Hoare triple {3097#true} assume true; {3097#true} is VALID [2018-11-23 13:03:18,869 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {3097#true} {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #103#return; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,869 INFO L273 TraceCheckUtils]: 27: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,870 INFO L256 TraceCheckUtils]: 28: Hoare triple {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {3097#true} is VALID [2018-11-23 13:03:18,870 INFO L273 TraceCheckUtils]: 29: Hoare triple {3097#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {3101#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:03:18,871 INFO L273 TraceCheckUtils]: 30: Hoare triple {3101#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3102#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,871 INFO L273 TraceCheckUtils]: 31: Hoare triple {3102#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3103#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,872 INFO L273 TraceCheckUtils]: 32: Hoare triple {3103#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,872 INFO L273 TraceCheckUtils]: 33: Hoare triple {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !(~head.base != 0 || ~head.offset != 0); {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:18,873 INFO L273 TraceCheckUtils]: 34: Hoare triple {3104#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} #res := ~len~0; {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} is VALID [2018-11-23 13:03:18,874 INFO L273 TraceCheckUtils]: 35: Hoare triple {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} assume true; {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} is VALID [2018-11-23 13:03:18,876 INFO L268 TraceCheckUtils]: 36: Hoare quadruple {3105#(and (<= |sll_length_#res| 3) (<= 3 |sll_length_#res|))} {3100#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #105#return; {3218#(and (<= |main_#t~ret11| 3) (<= 3 |main_#t~ret11|) (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,876 INFO L273 TraceCheckUtils]: 37: Hoare triple {3218#(and (<= |main_#t~ret11| 3) (<= 3 |main_#t~ret11|) (<= 3 main_~len~1) (<= main_~len~1 3))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {3218#(and (<= |main_#t~ret11| 3) (<= 3 |main_#t~ret11|) (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:18,877 INFO L273 TraceCheckUtils]: 38: Hoare triple {3218#(and (<= |main_#t~ret11| 3) (<= 3 |main_#t~ret11|) (<= 3 main_~len~1) (<= main_~len~1 3))} assume ~len~1 != #t~ret11;havoc #t~ret11; {3098#false} is VALID [2018-11-23 13:03:18,878 INFO L273 TraceCheckUtils]: 39: Hoare triple {3098#false} assume !false; {3098#false} is VALID [2018-11-23 13:03:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:03:18,900 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:18,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2018-11-23 13:03:18,901 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2018-11-23 13:03:18,901 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:18,901 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2018-11-23 13:03:18,944 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:18,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 13:03:18,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 13:03:18,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:03:18,945 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 11 states. [2018-11-23 13:03:19,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:19,573 INFO L93 Difference]: Finished difference Result 59 states and 67 transitions. [2018-11-23 13:03:19,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 13:03:19,573 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2018-11-23 13:03:19,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-23 13:03:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 60 transitions. [2018-11-23 13:03:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-23 13:03:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 60 transitions. [2018-11-23 13:03:19,578 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 60 transitions. [2018-11-23 13:03:19,657 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:19,660 INFO L225 Difference]: With dead ends: 59 [2018-11-23 13:03:19,660 INFO L226 Difference]: Without dead ends: 55 [2018-11-23 13:03:19,661 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:03:19,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-23 13:03:19,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2018-11-23 13:03:19,960 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:19,960 INFO L82 GeneralOperation]: Start isEquivalent. First operand 55 states. Second operand 51 states. [2018-11-23 13:03:19,960 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 51 states. [2018-11-23 13:03:19,960 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 51 states. [2018-11-23 13:03:19,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:19,963 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2018-11-23 13:03:19,963 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2018-11-23 13:03:19,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:19,964 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:19,964 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand 55 states. [2018-11-23 13:03:19,964 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 55 states. [2018-11-23 13:03:19,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:19,966 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2018-11-23 13:03:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2018-11-23 13:03:19,966 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:19,966 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:19,967 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:19,967 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-23 13:03:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2018-11-23 13:03:19,969 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 40 [2018-11-23 13:03:19,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:19,969 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2018-11-23 13:03:19,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 13:03:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2018-11-23 13:03:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:03:19,970 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:19,970 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 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] [2018-11-23 13:03:19,970 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:19,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:19,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1591910943, now seen corresponding path program 4 times [2018-11-23 13:03:19,971 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:19,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:19,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:19,972 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:19,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:20,397 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2018-11-23 13:03:21,446 INFO L256 TraceCheckUtils]: 0: Hoare triple {3497#true} call ULTIMATE.init(); {3497#true} is VALID [2018-11-23 13:03:21,446 INFO L273 TraceCheckUtils]: 1: Hoare triple {3497#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3497#true} is VALID [2018-11-23 13:03:21,446 INFO L273 TraceCheckUtils]: 2: Hoare triple {3497#true} assume true; {3497#true} is VALID [2018-11-23 13:03:21,447 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3497#true} {3497#true} #99#return; {3497#true} is VALID [2018-11-23 13:03:21,447 INFO L256 TraceCheckUtils]: 4: Hoare triple {3497#true} call #t~ret12 := main(); {3497#true} is VALID [2018-11-23 13:03:21,447 INFO L273 TraceCheckUtils]: 5: Hoare triple {3497#true} ~len~1 := 2; {3497#true} is VALID [2018-11-23 13:03:21,447 INFO L273 TraceCheckUtils]: 6: Hoare triple {3497#true} #t~short8 := ~len~1 < 32; {3497#true} is VALID [2018-11-23 13:03:21,447 INFO L273 TraceCheckUtils]: 7: Hoare triple {3497#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:21,448 INFO L273 TraceCheckUtils]: 8: Hoare triple {3497#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {3497#true} is VALID [2018-11-23 13:03:21,448 INFO L273 TraceCheckUtils]: 9: Hoare triple {3497#true} #t~short8 := ~len~1 < 32; {3497#true} is VALID [2018-11-23 13:03:21,448 INFO L273 TraceCheckUtils]: 10: Hoare triple {3497#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:21,448 INFO L273 TraceCheckUtils]: 11: Hoare triple {3497#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:21,449 INFO L256 TraceCheckUtils]: 12: Hoare triple {3497#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {3497#true} is VALID [2018-11-23 13:03:21,449 INFO L273 TraceCheckUtils]: 13: Hoare triple {3497#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {3499#(and (= 0 sll_create_~head~0.base) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:21,461 INFO L273 TraceCheckUtils]: 14: Hoare triple {3499#(and (= 0 sll_create_~head~0.base) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:21,462 INFO L273 TraceCheckUtils]: 15: Hoare triple {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:21,463 INFO L273 TraceCheckUtils]: 16: Hoare triple {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3501#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:21,464 INFO L273 TraceCheckUtils]: 17: Hoare triple {3501#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3502#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:21,465 INFO L273 TraceCheckUtils]: 18: Hoare triple {3502#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3502#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:21,482 INFO L273 TraceCheckUtils]: 19: Hoare triple {3502#(and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3503#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:21,488 INFO L273 TraceCheckUtils]: 20: Hoare triple {3503#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3504#(or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:21,489 INFO L273 TraceCheckUtils]: 21: Hoare triple {3504#(or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3504#(or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:21,491 INFO L273 TraceCheckUtils]: 22: Hoare triple {3504#(or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3505#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:21,491 INFO L273 TraceCheckUtils]: 23: Hoare triple {3505#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} assume !(~len > 0); {3505#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:21,492 INFO L273 TraceCheckUtils]: 24: Hoare triple {3505#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3506#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:03:21,493 INFO L273 TraceCheckUtils]: 25: Hoare triple {3506#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} assume true; {3506#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:03:21,495 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {3506#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} {3497#true} #103#return; {3507#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))))} is VALID [2018-11-23 13:03:21,497 INFO L273 TraceCheckUtils]: 27: Hoare triple {3507#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {3508#(or (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))} is VALID [2018-11-23 13:03:21,498 INFO L256 TraceCheckUtils]: 28: Hoare triple {3508#(or (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {3497#true} is VALID [2018-11-23 13:03:21,498 INFO L273 TraceCheckUtils]: 29: Hoare triple {3497#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {3509#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:03:21,499 INFO L273 TraceCheckUtils]: 30: Hoare triple {3509#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3510#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:03:21,500 INFO L273 TraceCheckUtils]: 31: Hoare triple {3510#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3511#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:21,500 INFO L273 TraceCheckUtils]: 32: Hoare triple {3511#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3512#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:03:21,502 INFO L273 TraceCheckUtils]: 33: Hoare triple {3512#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3513#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base)))} is VALID [2018-11-23 13:03:21,504 INFO L273 TraceCheckUtils]: 34: Hoare triple {3513#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base)))} assume !(~head.base != 0 || ~head.offset != 0); {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:03:21,505 INFO L273 TraceCheckUtils]: 35: Hoare triple {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} #res := ~len~0; {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:03:21,506 INFO L273 TraceCheckUtils]: 36: Hoare triple {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} assume true; {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:03:21,508 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {3514#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} {3508#(or (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))} #105#return; {3498#false} is VALID [2018-11-23 13:03:21,509 INFO L273 TraceCheckUtils]: 38: Hoare triple {3498#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {3498#false} is VALID [2018-11-23 13:03:21,509 INFO L273 TraceCheckUtils]: 39: Hoare triple {3498#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {3498#false} is VALID [2018-11-23 13:03:21,509 INFO L273 TraceCheckUtils]: 40: Hoare triple {3498#false} assume !false; {3498#false} is VALID [2018-11-23 13:03:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:03:21,518 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:21,518 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:21,528 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 13:03:21,559 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 13:03:21,559 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:21,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:21,630 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:03:21,632 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,640 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-11-23 13:03:21,643 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:21,644 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_19|]. (and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= |#valid| (store |v_#valid_19| sll_create_~new_head~0.base 1)) (= sll_create_~head~0.offset 0)) [2018-11-23 13:03:21,644 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= sll_create_~head~0.offset 0) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:03:21,677 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:21,689 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:21,694 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,696 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,709 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:21,715 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:21,720 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,723 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,731 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,732 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-11-23 13:03:21,767 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:21,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:21,769 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-23 13:03:21,770 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,787 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:32 [2018-11-23 13:03:21,791 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:21,792 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_20|]. (and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |v_#valid_20| sll_create_~head~0.base)) (= (select |v_#valid_20| sll_create_~new_head~0.base) 0) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= |#valid| (store |v_#valid_20| sll_create_~new_head~0.base 1))) [2018-11-23 13:03:21,792 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:03:21,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:03:21,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:21,964 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,969 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:21,999 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-11-23 13:03:22,003 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:22,006 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,012 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,031 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:52 [2018-11-23 13:03:22,122 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:22,123 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:22,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:22,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-23 13:03:22,129 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,145 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:50 [2018-11-23 13:03:22,245 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 47 [2018-11-23 13:03:22,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:22,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,267 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,308 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 54 [2018-11-23 13:03:22,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:22,319 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,335 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:22,365 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:72, output treesize:98 [2018-11-23 13:03:24,079 INFO L256 TraceCheckUtils]: 0: Hoare triple {3497#true} call ULTIMATE.init(); {3497#true} is VALID [2018-11-23 13:03:24,079 INFO L273 TraceCheckUtils]: 1: Hoare triple {3497#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3497#true} is VALID [2018-11-23 13:03:24,079 INFO L273 TraceCheckUtils]: 2: Hoare triple {3497#true} assume true; {3497#true} is VALID [2018-11-23 13:03:24,080 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3497#true} {3497#true} #99#return; {3497#true} is VALID [2018-11-23 13:03:24,080 INFO L256 TraceCheckUtils]: 4: Hoare triple {3497#true} call #t~ret12 := main(); {3497#true} is VALID [2018-11-23 13:03:24,080 INFO L273 TraceCheckUtils]: 5: Hoare triple {3497#true} ~len~1 := 2; {3497#true} is VALID [2018-11-23 13:03:24,080 INFO L273 TraceCheckUtils]: 6: Hoare triple {3497#true} #t~short8 := ~len~1 < 32; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L273 TraceCheckUtils]: 7: Hoare triple {3497#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L273 TraceCheckUtils]: 8: Hoare triple {3497#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L273 TraceCheckUtils]: 9: Hoare triple {3497#true} #t~short8 := ~len~1 < 32; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L273 TraceCheckUtils]: 10: Hoare triple {3497#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L273 TraceCheckUtils]: 11: Hoare triple {3497#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {3497#true} is VALID [2018-11-23 13:03:24,081 INFO L256 TraceCheckUtils]: 12: Hoare triple {3497#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {3497#true} is VALID [2018-11-23 13:03:24,082 INFO L273 TraceCheckUtils]: 13: Hoare triple {3497#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {3499#(and (= 0 sll_create_~head~0.base) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:24,083 INFO L273 TraceCheckUtils]: 14: Hoare triple {3499#(and (= 0 sll_create_~head~0.base) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:24,083 INFO L273 TraceCheckUtils]: 15: Hoare triple {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:24,084 INFO L273 TraceCheckUtils]: 16: Hoare triple {3500#(and (= 0 sll_create_~head~0.base) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3501#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:24,085 INFO L273 TraceCheckUtils]: 17: Hoare triple {3501#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3569#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:24,086 INFO L273 TraceCheckUtils]: 18: Hoare triple {3569#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3569#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:24,088 INFO L273 TraceCheckUtils]: 19: Hoare triple {3569#(and (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| sll_create_~new_head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3576#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:24,090 INFO L273 TraceCheckUtils]: 20: Hoare triple {3576#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {3580#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:24,091 INFO L273 TraceCheckUtils]: 21: Hoare triple {3580#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3580#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:24,093 INFO L273 TraceCheckUtils]: 22: Hoare triple {3580#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {3587#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:24,094 INFO L273 TraceCheckUtils]: 23: Hoare triple {3587#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} assume !(~len > 0); {3587#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:24,096 INFO L273 TraceCheckUtils]: 24: Hoare triple {3587#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3594#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:03:24,097 INFO L273 TraceCheckUtils]: 25: Hoare triple {3594#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {3594#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:03:24,099 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {3594#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {3497#true} #103#return; {3601#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) |main_#t~ret10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0)))} is VALID [2018-11-23 13:03:24,101 INFO L273 TraceCheckUtils]: 27: Hoare triple {3601#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) |main_#t~ret10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0)))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {3605#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} is VALID [2018-11-23 13:03:24,104 INFO L256 TraceCheckUtils]: 28: Hoare triple {3605#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {3609#(exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))} is VALID [2018-11-23 13:03:24,105 INFO L273 TraceCheckUtils]: 29: Hoare triple {3609#(exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {3613#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= |sll_length_#in~head.base| sll_length_~head.base))} is VALID [2018-11-23 13:03:24,107 INFO L273 TraceCheckUtils]: 30: Hoare triple {3613#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= |sll_length_#in~head.base| sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3617#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))))} is VALID [2018-11-23 13:03:24,109 INFO L273 TraceCheckUtils]: 31: Hoare triple {3617#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3621#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} is VALID [2018-11-23 13:03:24,111 INFO L273 TraceCheckUtils]: 32: Hoare triple {3621#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3625#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} is VALID [2018-11-23 13:03:24,113 INFO L273 TraceCheckUtils]: 33: Hoare triple {3625#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} is VALID [2018-11-23 13:03:24,113 INFO L273 TraceCheckUtils]: 34: Hoare triple {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} assume !(~head.base != 0 || ~head.offset != 0); {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} is VALID [2018-11-23 13:03:24,119 INFO L273 TraceCheckUtils]: 35: Hoare triple {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} #res := ~len~0; {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} is VALID [2018-11-23 13:03:24,120 INFO L273 TraceCheckUtils]: 36: Hoare triple {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} assume true; {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} is VALID [2018-11-23 13:03:24,122 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {3629#(or (and (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (exists ((v_main_~s~0.offset_BEFORE_CALL_4 Int) (v_main_~s~0.base_BEFORE_CALL_4 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) v_main_~s~0.base_BEFORE_CALL_4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) 0) (not (= v_main_~s~0.base_BEFORE_CALL_4 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)))) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_4) v_main_~s~0.offset_BEFORE_CALL_4))))))))} {3605#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} #105#return; {3498#false} is VALID [2018-11-23 13:03:24,122 INFO L273 TraceCheckUtils]: 38: Hoare triple {3498#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {3498#false} is VALID [2018-11-23 13:03:24,122 INFO L273 TraceCheckUtils]: 39: Hoare triple {3498#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {3498#false} is VALID [2018-11-23 13:03:24,122 INFO L273 TraceCheckUtils]: 40: Hoare triple {3498#false} assume !false; {3498#false} is VALID [2018-11-23 13:03:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:03:24,152 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:24,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 31 [2018-11-23 13:03:24,153 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 41 [2018-11-23 13:03:24,153 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:24,154 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states. [2018-11-23 13:03:24,289 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:24,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-11-23 13:03:24,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-11-23 13:03:24,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=847, Unknown=4, NotChecked=0, Total=930 [2018-11-23 13:03:24,290 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand 31 states. [2018-11-23 13:03:28,144 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2018-11-23 13:03:29,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:29,574 INFO L93 Difference]: Finished difference Result 91 states and 107 transitions. [2018-11-23 13:03:29,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 13:03:29,575 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 41 [2018-11-23 13:03:29,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-23 13:03:29,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 87 transitions. [2018-11-23 13:03:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-23 13:03:29,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 87 transitions. [2018-11-23 13:03:29,579 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 87 transitions. [2018-11-23 13:03:29,721 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 87 edges. 87 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:29,724 INFO L225 Difference]: With dead ends: 91 [2018-11-23 13:03:29,724 INFO L226 Difference]: Without dead ends: 77 [2018-11-23 13:03:29,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 23 SyntacticMatches, 6 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=124, Invalid=1354, Unknown=4, NotChecked=0, Total=1482 [2018-11-23 13:03:29,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-23 13:03:29,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 67. [2018-11-23 13:03:29,924 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:29,924 INFO L82 GeneralOperation]: Start isEquivalent. First operand 77 states. Second operand 67 states. [2018-11-23 13:03:29,924 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand 67 states. [2018-11-23 13:03:29,924 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 67 states. [2018-11-23 13:03:29,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:29,928 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2018-11-23 13:03:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2018-11-23 13:03:29,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:29,928 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:29,929 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand 77 states. [2018-11-23 13:03:29,929 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 77 states. [2018-11-23 13:03:29,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:29,931 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2018-11-23 13:03:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2018-11-23 13:03:29,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:29,932 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:29,932 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:29,932 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-11-23 13:03:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 77 transitions. [2018-11-23 13:03:29,934 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 77 transitions. Word has length 41 [2018-11-23 13:03:29,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:29,934 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 77 transitions. [2018-11-23 13:03:29,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-11-23 13:03:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2018-11-23 13:03:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:03:29,935 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:29,935 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:03:29,936 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:29,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:29,936 INFO L82 PathProgramCache]: Analyzing trace with hash -600583295, now seen corresponding path program 5 times [2018-11-23 13:03:29,936 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:29,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:29,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:29,938 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:29,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:30,220 INFO L256 TraceCheckUtils]: 0: Hoare triple {4044#true} call ULTIMATE.init(); {4044#true} is VALID [2018-11-23 13:03:30,221 INFO L273 TraceCheckUtils]: 1: Hoare triple {4044#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4044#true} is VALID [2018-11-23 13:03:30,221 INFO L273 TraceCheckUtils]: 2: Hoare triple {4044#true} assume true; {4044#true} is VALID [2018-11-23 13:03:30,221 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4044#true} {4044#true} #99#return; {4044#true} is VALID [2018-11-23 13:03:30,221 INFO L256 TraceCheckUtils]: 4: Hoare triple {4044#true} call #t~ret12 := main(); {4044#true} is VALID [2018-11-23 13:03:30,222 INFO L273 TraceCheckUtils]: 5: Hoare triple {4044#true} ~len~1 := 2; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,222 INFO L273 TraceCheckUtils]: 6: Hoare triple {4046#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,223 INFO L273 TraceCheckUtils]: 7: Hoare triple {4046#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,223 INFO L273 TraceCheckUtils]: 8: Hoare triple {4046#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,223 INFO L273 TraceCheckUtils]: 9: Hoare triple {4047#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,224 INFO L273 TraceCheckUtils]: 10: Hoare triple {4047#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,224 INFO L273 TraceCheckUtils]: 11: Hoare triple {4047#(<= 3 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,225 INFO L273 TraceCheckUtils]: 12: Hoare triple {4048#(<= 4 main_~len~1)} #t~short8 := ~len~1 < 32; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,225 INFO L273 TraceCheckUtils]: 13: Hoare triple {4048#(<= 4 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,225 INFO L273 TraceCheckUtils]: 14: Hoare triple {4048#(<= 4 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,225 INFO L256 TraceCheckUtils]: 15: Hoare triple {4048#(<= 4 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4044#true} is VALID [2018-11-23 13:03:30,226 INFO L273 TraceCheckUtils]: 16: Hoare triple {4044#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,227 INFO L273 TraceCheckUtils]: 17: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,227 INFO L273 TraceCheckUtils]: 18: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,228 INFO L273 TraceCheckUtils]: 19: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,229 INFO L273 TraceCheckUtils]: 20: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,229 INFO L273 TraceCheckUtils]: 21: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,230 INFO L273 TraceCheckUtils]: 22: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,231 INFO L273 TraceCheckUtils]: 23: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,231 INFO L273 TraceCheckUtils]: 24: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,232 INFO L273 TraceCheckUtils]: 25: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4052#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:03:30,233 INFO L273 TraceCheckUtils]: 26: Hoare triple {4052#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !(~len > 0); {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,233 INFO L273 TraceCheckUtils]: 27: Hoare triple {4053#(<= |sll_create_#in~len| 3)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,234 INFO L273 TraceCheckUtils]: 28: Hoare triple {4053#(<= |sll_create_#in~len| 3)} assume true; {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,235 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4053#(<= |sll_create_#in~len| 3)} {4048#(<= 4 main_~len~1)} #103#return; {4045#false} is VALID [2018-11-23 13:03:30,235 INFO L273 TraceCheckUtils]: 30: Hoare triple {4045#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {4045#false} is VALID [2018-11-23 13:03:30,236 INFO L256 TraceCheckUtils]: 31: Hoare triple {4045#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {4044#true} is VALID [2018-11-23 13:03:30,236 INFO L273 TraceCheckUtils]: 32: Hoare triple {4044#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {4044#true} is VALID [2018-11-23 13:03:30,236 INFO L273 TraceCheckUtils]: 33: Hoare triple {4044#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4044#true} is VALID [2018-11-23 13:03:30,236 INFO L273 TraceCheckUtils]: 34: Hoare triple {4044#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4044#true} is VALID [2018-11-23 13:03:30,236 INFO L273 TraceCheckUtils]: 35: Hoare triple {4044#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4044#true} is VALID [2018-11-23 13:03:30,237 INFO L273 TraceCheckUtils]: 36: Hoare triple {4044#true} assume !(~head.base != 0 || ~head.offset != 0); {4044#true} is VALID [2018-11-23 13:03:30,237 INFO L273 TraceCheckUtils]: 37: Hoare triple {4044#true} #res := ~len~0; {4044#true} is VALID [2018-11-23 13:03:30,237 INFO L273 TraceCheckUtils]: 38: Hoare triple {4044#true} assume true; {4044#true} is VALID [2018-11-23 13:03:30,237 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {4044#true} {4045#false} #105#return; {4045#false} is VALID [2018-11-23 13:03:30,237 INFO L273 TraceCheckUtils]: 40: Hoare triple {4045#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4045#false} is VALID [2018-11-23 13:03:30,238 INFO L273 TraceCheckUtils]: 41: Hoare triple {4045#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4045#false} is VALID [2018-11-23 13:03:30,238 INFO L273 TraceCheckUtils]: 42: Hoare triple {4045#false} assume !false; {4045#false} is VALID [2018-11-23 13:03:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:03:30,240 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:30,240 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:30,249 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-23 13:03:30,280 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-11-23 13:03:30,280 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:30,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:30,367 INFO L256 TraceCheckUtils]: 0: Hoare triple {4044#true} call ULTIMATE.init(); {4044#true} is VALID [2018-11-23 13:03:30,368 INFO L273 TraceCheckUtils]: 1: Hoare triple {4044#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4044#true} is VALID [2018-11-23 13:03:30,368 INFO L273 TraceCheckUtils]: 2: Hoare triple {4044#true} assume true; {4044#true} is VALID [2018-11-23 13:03:30,368 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4044#true} {4044#true} #99#return; {4044#true} is VALID [2018-11-23 13:03:30,368 INFO L256 TraceCheckUtils]: 4: Hoare triple {4044#true} call #t~ret12 := main(); {4044#true} is VALID [2018-11-23 13:03:30,369 INFO L273 TraceCheckUtils]: 5: Hoare triple {4044#true} ~len~1 := 2; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,370 INFO L273 TraceCheckUtils]: 6: Hoare triple {4046#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,370 INFO L273 TraceCheckUtils]: 7: Hoare triple {4046#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4046#(<= 2 main_~len~1)} is VALID [2018-11-23 13:03:30,371 INFO L273 TraceCheckUtils]: 8: Hoare triple {4046#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,371 INFO L273 TraceCheckUtils]: 9: Hoare triple {4047#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,372 INFO L273 TraceCheckUtils]: 10: Hoare triple {4047#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4047#(<= 3 main_~len~1)} is VALID [2018-11-23 13:03:30,372 INFO L273 TraceCheckUtils]: 11: Hoare triple {4047#(<= 3 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,373 INFO L273 TraceCheckUtils]: 12: Hoare triple {4048#(<= 4 main_~len~1)} #t~short8 := ~len~1 < 32; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,373 INFO L273 TraceCheckUtils]: 13: Hoare triple {4048#(<= 4 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,373 INFO L273 TraceCheckUtils]: 14: Hoare triple {4048#(<= 4 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4048#(<= 4 main_~len~1)} is VALID [2018-11-23 13:03:30,373 INFO L256 TraceCheckUtils]: 15: Hoare triple {4048#(<= 4 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4044#true} is VALID [2018-11-23 13:03:30,394 INFO L273 TraceCheckUtils]: 16: Hoare triple {4044#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,410 INFO L273 TraceCheckUtils]: 17: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,419 INFO L273 TraceCheckUtils]: 18: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4049#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:03:30,433 INFO L273 TraceCheckUtils]: 19: Hoare triple {4049#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,442 INFO L273 TraceCheckUtils]: 20: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,445 INFO L273 TraceCheckUtils]: 21: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:03:30,447 INFO L273 TraceCheckUtils]: 22: Hoare triple {4050#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,447 INFO L273 TraceCheckUtils]: 23: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,449 INFO L273 TraceCheckUtils]: 24: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:03:30,449 INFO L273 TraceCheckUtils]: 25: Hoare triple {4051#(<= |sll_create_#in~len| (+ sll_create_~len 2))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4052#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:03:30,451 INFO L273 TraceCheckUtils]: 26: Hoare triple {4052#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !(~len > 0); {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,451 INFO L273 TraceCheckUtils]: 27: Hoare triple {4053#(<= |sll_create_#in~len| 3)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,452 INFO L273 TraceCheckUtils]: 28: Hoare triple {4053#(<= |sll_create_#in~len| 3)} assume true; {4053#(<= |sll_create_#in~len| 3)} is VALID [2018-11-23 13:03:30,453 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4053#(<= |sll_create_#in~len| 3)} {4048#(<= 4 main_~len~1)} #103#return; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 30: Hoare triple {4045#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L256 TraceCheckUtils]: 31: Hoare triple {4045#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 32: Hoare triple {4045#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 33: Hoare triple {4045#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 34: Hoare triple {4045#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 35: Hoare triple {4045#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4045#false} is VALID [2018-11-23 13:03:30,453 INFO L273 TraceCheckUtils]: 36: Hoare triple {4045#false} assume !(~head.base != 0 || ~head.offset != 0); {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L273 TraceCheckUtils]: 37: Hoare triple {4045#false} #res := ~len~0; {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L273 TraceCheckUtils]: 38: Hoare triple {4045#false} assume true; {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {4045#false} {4045#false} #105#return; {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L273 TraceCheckUtils]: 40: Hoare triple {4045#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L273 TraceCheckUtils]: 41: Hoare triple {4045#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4045#false} is VALID [2018-11-23 13:03:30,454 INFO L273 TraceCheckUtils]: 42: Hoare triple {4045#false} assume !false; {4045#false} is VALID [2018-11-23 13:03:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:03:30,484 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:30,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2018-11-23 13:03:30,485 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2018-11-23 13:03:30,485 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:30,485 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2018-11-23 13:03:30,540 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:30,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 13:03:30,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 13:03:30,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:03:30,541 INFO L87 Difference]: Start difference. First operand 67 states and 77 transitions. Second operand 10 states. [2018-11-23 13:03:31,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:31,628 INFO L93 Difference]: Finished difference Result 77 states and 85 transitions. [2018-11-23 13:03:31,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 13:03:31,633 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2018-11-23 13:03:31,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-11-23 13:03:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2018-11-23 13:03:31,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-11-23 13:03:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2018-11-23 13:03:31,636 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 75 transitions. [2018-11-23 13:03:31,726 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:31,728 INFO L225 Difference]: With dead ends: 77 [2018-11-23 13:03:31,728 INFO L226 Difference]: Without dead ends: 60 [2018-11-23 13:03:31,729 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:03:31,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-11-23 13:03:31,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 54. [2018-11-23 13:03:31,882 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:31,882 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand 54 states. [2018-11-23 13:03:31,882 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand 54 states. [2018-11-23 13:03:31,882 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 54 states. [2018-11-23 13:03:31,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:31,885 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2018-11-23 13:03:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2018-11-23 13:03:31,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:31,885 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:31,886 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 60 states. [2018-11-23 13:03:31,886 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 60 states. [2018-11-23 13:03:31,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:31,888 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2018-11-23 13:03:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2018-11-23 13:03:31,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:31,888 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:31,889 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:31,889 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-23 13:03:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2018-11-23 13:03:31,891 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 43 [2018-11-23 13:03:31,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:31,891 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2018-11-23 13:03:31,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 13:03:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-11-23 13:03:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:03:31,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:31,892 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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] [2018-11-23 13:03:31,892 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:31,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:31,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1403248977, now seen corresponding path program 6 times [2018-11-23 13:03:31,893 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:31,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:31,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:31,894 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:31,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:32,894 INFO L256 TraceCheckUtils]: 0: Hoare triple {4491#true} call ULTIMATE.init(); {4491#true} is VALID [2018-11-23 13:03:32,895 INFO L273 TraceCheckUtils]: 1: Hoare triple {4491#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4491#true} is VALID [2018-11-23 13:03:32,895 INFO L273 TraceCheckUtils]: 2: Hoare triple {4491#true} assume true; {4491#true} is VALID [2018-11-23 13:03:32,895 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4491#true} {4491#true} #99#return; {4491#true} is VALID [2018-11-23 13:03:32,896 INFO L256 TraceCheckUtils]: 4: Hoare triple {4491#true} call #t~ret12 := main(); {4491#true} is VALID [2018-11-23 13:03:32,896 INFO L273 TraceCheckUtils]: 5: Hoare triple {4491#true} ~len~1 := 2; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:32,898 INFO L273 TraceCheckUtils]: 6: Hoare triple {4493#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:32,898 INFO L273 TraceCheckUtils]: 7: Hoare triple {4493#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:32,899 INFO L273 TraceCheckUtils]: 8: Hoare triple {4493#(<= main_~len~1 2)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:32,899 INFO L273 TraceCheckUtils]: 9: Hoare triple {4494#(<= main_~len~1 3)} #t~short8 := ~len~1 < 32; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:32,900 INFO L273 TraceCheckUtils]: 10: Hoare triple {4494#(<= main_~len~1 3)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:32,900 INFO L273 TraceCheckUtils]: 11: Hoare triple {4494#(<= main_~len~1 3)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:32,901 INFO L256 TraceCheckUtils]: 12: Hoare triple {4494#(<= main_~len~1 3)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4491#true} is VALID [2018-11-23 13:03:32,901 INFO L273 TraceCheckUtils]: 13: Hoare triple {4491#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,902 INFO L273 TraceCheckUtils]: 14: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,902 INFO L273 TraceCheckUtils]: 15: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,903 INFO L273 TraceCheckUtils]: 16: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,904 INFO L273 TraceCheckUtils]: 17: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,904 INFO L273 TraceCheckUtils]: 18: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,906 INFO L273 TraceCheckUtils]: 19: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,906 INFO L273 TraceCheckUtils]: 20: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,907 INFO L273 TraceCheckUtils]: 21: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,908 INFO L273 TraceCheckUtils]: 22: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4498#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,909 INFO L273 TraceCheckUtils]: 23: Hoare triple {4498#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,909 INFO L273 TraceCheckUtils]: 24: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,910 INFO L273 TraceCheckUtils]: 25: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,911 INFO L273 TraceCheckUtils]: 26: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume !(~len > 0); {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,911 INFO L273 TraceCheckUtils]: 27: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,912 INFO L273 TraceCheckUtils]: 28: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume true; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:32,913 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4499#(<= 4 |sll_create_#in~len|)} {4494#(<= main_~len~1 3)} #103#return; {4492#false} is VALID [2018-11-23 13:03:32,913 INFO L273 TraceCheckUtils]: 30: Hoare triple {4492#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {4492#false} is VALID [2018-11-23 13:03:32,913 INFO L256 TraceCheckUtils]: 31: Hoare triple {4492#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {4491#true} is VALID [2018-11-23 13:03:32,914 INFO L273 TraceCheckUtils]: 32: Hoare triple {4491#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {4491#true} is VALID [2018-11-23 13:03:32,914 INFO L273 TraceCheckUtils]: 33: Hoare triple {4491#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4491#true} is VALID [2018-11-23 13:03:32,914 INFO L273 TraceCheckUtils]: 34: Hoare triple {4491#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4491#true} is VALID [2018-11-23 13:03:32,914 INFO L273 TraceCheckUtils]: 35: Hoare triple {4491#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4491#true} is VALID [2018-11-23 13:03:32,914 INFO L273 TraceCheckUtils]: 36: Hoare triple {4491#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4491#true} is VALID [2018-11-23 13:03:32,915 INFO L273 TraceCheckUtils]: 37: Hoare triple {4491#true} assume !(~head.base != 0 || ~head.offset != 0); {4491#true} is VALID [2018-11-23 13:03:32,915 INFO L273 TraceCheckUtils]: 38: Hoare triple {4491#true} #res := ~len~0; {4491#true} is VALID [2018-11-23 13:03:32,915 INFO L273 TraceCheckUtils]: 39: Hoare triple {4491#true} assume true; {4491#true} is VALID [2018-11-23 13:03:32,915 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {4491#true} {4492#false} #105#return; {4492#false} is VALID [2018-11-23 13:03:32,915 INFO L273 TraceCheckUtils]: 41: Hoare triple {4492#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4492#false} is VALID [2018-11-23 13:03:32,916 INFO L273 TraceCheckUtils]: 42: Hoare triple {4492#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4492#false} is VALID [2018-11-23 13:03:32,916 INFO L273 TraceCheckUtils]: 43: Hoare triple {4492#false} assume !false; {4492#false} is VALID [2018-11-23 13:03:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:03:32,917 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:32,917 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:32,934 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-23 13:03:32,968 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-11-23 13:03:32,968 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:32,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:33,070 INFO L256 TraceCheckUtils]: 0: Hoare triple {4491#true} call ULTIMATE.init(); {4491#true} is VALID [2018-11-23 13:03:33,070 INFO L273 TraceCheckUtils]: 1: Hoare triple {4491#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4491#true} is VALID [2018-11-23 13:03:33,071 INFO L273 TraceCheckUtils]: 2: Hoare triple {4491#true} assume true; {4491#true} is VALID [2018-11-23 13:03:33,071 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4491#true} {4491#true} #99#return; {4491#true} is VALID [2018-11-23 13:03:33,071 INFO L256 TraceCheckUtils]: 4: Hoare triple {4491#true} call #t~ret12 := main(); {4491#true} is VALID [2018-11-23 13:03:33,072 INFO L273 TraceCheckUtils]: 5: Hoare triple {4491#true} ~len~1 := 2; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:33,072 INFO L273 TraceCheckUtils]: 6: Hoare triple {4493#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:33,073 INFO L273 TraceCheckUtils]: 7: Hoare triple {4493#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4493#(<= main_~len~1 2)} is VALID [2018-11-23 13:03:33,073 INFO L273 TraceCheckUtils]: 8: Hoare triple {4493#(<= main_~len~1 2)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:33,074 INFO L273 TraceCheckUtils]: 9: Hoare triple {4494#(<= main_~len~1 3)} #t~short8 := ~len~1 < 32; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:33,074 INFO L273 TraceCheckUtils]: 10: Hoare triple {4494#(<= main_~len~1 3)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:33,074 INFO L273 TraceCheckUtils]: 11: Hoare triple {4494#(<= main_~len~1 3)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4494#(<= main_~len~1 3)} is VALID [2018-11-23 13:03:33,074 INFO L256 TraceCheckUtils]: 12: Hoare triple {4494#(<= main_~len~1 3)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4491#true} is VALID [2018-11-23 13:03:33,075 INFO L273 TraceCheckUtils]: 13: Hoare triple {4491#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,075 INFO L273 TraceCheckUtils]: 14: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,076 INFO L273 TraceCheckUtils]: 15: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4495#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,077 INFO L273 TraceCheckUtils]: 16: Hoare triple {4495#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,082 INFO L273 TraceCheckUtils]: 17: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,083 INFO L273 TraceCheckUtils]: 18: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,083 INFO L273 TraceCheckUtils]: 19: Hoare triple {4496#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,084 INFO L273 TraceCheckUtils]: 20: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,084 INFO L273 TraceCheckUtils]: 21: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,085 INFO L273 TraceCheckUtils]: 22: Hoare triple {4497#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4498#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,086 INFO L273 TraceCheckUtils]: 23: Hoare triple {4498#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,086 INFO L273 TraceCheckUtils]: 24: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,087 INFO L273 TraceCheckUtils]: 25: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,087 INFO L273 TraceCheckUtils]: 26: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume !(~len > 0); {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,088 INFO L273 TraceCheckUtils]: 27: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,088 INFO L273 TraceCheckUtils]: 28: Hoare triple {4499#(<= 4 |sll_create_#in~len|)} assume true; {4499#(<= 4 |sll_create_#in~len|)} is VALID [2018-11-23 13:03:33,090 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4499#(<= 4 |sll_create_#in~len|)} {4494#(<= main_~len~1 3)} #103#return; {4492#false} is VALID [2018-11-23 13:03:33,090 INFO L273 TraceCheckUtils]: 30: Hoare triple {4492#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {4492#false} is VALID [2018-11-23 13:03:33,090 INFO L256 TraceCheckUtils]: 31: Hoare triple {4492#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {4492#false} is VALID [2018-11-23 13:03:33,090 INFO L273 TraceCheckUtils]: 32: Hoare triple {4492#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {4492#false} is VALID [2018-11-23 13:03:33,090 INFO L273 TraceCheckUtils]: 33: Hoare triple {4492#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4492#false} is VALID [2018-11-23 13:03:33,091 INFO L273 TraceCheckUtils]: 34: Hoare triple {4492#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4492#false} is VALID [2018-11-23 13:03:33,091 INFO L273 TraceCheckUtils]: 35: Hoare triple {4492#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4492#false} is VALID [2018-11-23 13:03:33,091 INFO L273 TraceCheckUtils]: 36: Hoare triple {4492#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4492#false} is VALID [2018-11-23 13:03:33,091 INFO L273 TraceCheckUtils]: 37: Hoare triple {4492#false} assume !(~head.base != 0 || ~head.offset != 0); {4492#false} is VALID [2018-11-23 13:03:33,091 INFO L273 TraceCheckUtils]: 38: Hoare triple {4492#false} #res := ~len~0; {4492#false} is VALID [2018-11-23 13:03:33,092 INFO L273 TraceCheckUtils]: 39: Hoare triple {4492#false} assume true; {4492#false} is VALID [2018-11-23 13:03:33,092 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {4492#false} {4492#false} #105#return; {4492#false} is VALID [2018-11-23 13:03:33,092 INFO L273 TraceCheckUtils]: 41: Hoare triple {4492#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4492#false} is VALID [2018-11-23 13:03:33,092 INFO L273 TraceCheckUtils]: 42: Hoare triple {4492#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4492#false} is VALID [2018-11-23 13:03:33,093 INFO L273 TraceCheckUtils]: 43: Hoare triple {4492#false} assume !false; {4492#false} is VALID [2018-11-23 13:03:33,094 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:03:33,114 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:33,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2018-11-23 13:03:33,114 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-11-23 13:03:33,116 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:33,117 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-23 13:03:33,163 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:33,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:03:33,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:03:33,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:03:33,165 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand 9 states. [2018-11-23 13:03:33,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:33,681 INFO L93 Difference]: Finished difference Result 70 states and 78 transitions. [2018-11-23 13:03:33,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 13:03:33,682 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-11-23 13:03:33,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:03:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 63 transitions. [2018-11-23 13:03:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 13:03:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 63 transitions. [2018-11-23 13:03:33,685 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 63 transitions. [2018-11-23 13:03:33,768 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:33,770 INFO L225 Difference]: With dead ends: 70 [2018-11-23 13:03:33,770 INFO L226 Difference]: Without dead ends: 51 [2018-11-23 13:03:33,770 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:03:33,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-23 13:03:33,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2018-11-23 13:03:33,927 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:33,927 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand 47 states. [2018-11-23 13:03:33,927 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand 47 states. [2018-11-23 13:03:33,927 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 47 states. [2018-11-23 13:03:33,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:33,929 INFO L93 Difference]: Finished difference Result 51 states and 57 transitions. [2018-11-23 13:03:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2018-11-23 13:03:33,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:33,930 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:33,930 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand 51 states. [2018-11-23 13:03:33,930 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 51 states. [2018-11-23 13:03:33,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:33,932 INFO L93 Difference]: Finished difference Result 51 states and 57 transitions. [2018-11-23 13:03:33,932 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2018-11-23 13:03:33,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:33,932 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:33,932 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:33,932 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:33,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-23 13:03:33,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2018-11-23 13:03:33,934 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 44 [2018-11-23 13:03:33,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:33,934 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2018-11-23 13:03:33,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:03:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-11-23 13:03:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:03:33,935 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:33,935 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:03:33,935 INFO L423 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:33,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:33,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1239184505, now seen corresponding path program 7 times [2018-11-23 13:03:33,936 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:33,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:33,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:33,937 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:33,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:34,461 INFO L256 TraceCheckUtils]: 0: Hoare triple {4904#true} call ULTIMATE.init(); {4904#true} is VALID [2018-11-23 13:03:34,461 INFO L273 TraceCheckUtils]: 1: Hoare triple {4904#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4904#true} is VALID [2018-11-23 13:03:34,461 INFO L273 TraceCheckUtils]: 2: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 13:03:34,462 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4904#true} {4904#true} #99#return; {4904#true} is VALID [2018-11-23 13:03:34,462 INFO L256 TraceCheckUtils]: 4: Hoare triple {4904#true} call #t~ret12 := main(); {4904#true} is VALID [2018-11-23 13:03:34,462 INFO L273 TraceCheckUtils]: 5: Hoare triple {4904#true} ~len~1 := 2; {4904#true} is VALID [2018-11-23 13:03:34,462 INFO L273 TraceCheckUtils]: 6: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 7: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 8: Hoare triple {4904#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 9: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 10: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 11: Hoare triple {4904#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4904#true} is VALID [2018-11-23 13:03:34,463 INFO L273 TraceCheckUtils]: 12: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:34,464 INFO L273 TraceCheckUtils]: 13: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:34,464 INFO L273 TraceCheckUtils]: 14: Hoare triple {4904#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:34,464 INFO L256 TraceCheckUtils]: 15: Hoare triple {4904#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4904#true} is VALID [2018-11-23 13:03:34,464 INFO L273 TraceCheckUtils]: 16: Hoare triple {4904#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4904#true} is VALID [2018-11-23 13:03:34,464 INFO L273 TraceCheckUtils]: 17: Hoare triple {4904#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4906#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:03:34,465 INFO L273 TraceCheckUtils]: 18: Hoare triple {4906#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4906#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:03:34,465 INFO L273 TraceCheckUtils]: 19: Hoare triple {4906#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4907#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:03:34,466 INFO L273 TraceCheckUtils]: 20: Hoare triple {4907#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:34,467 INFO L273 TraceCheckUtils]: 21: Hoare triple {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:34,467 INFO L273 TraceCheckUtils]: 22: Hoare triple {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4909#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:34,468 INFO L273 TraceCheckUtils]: 23: Hoare triple {4909#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4910#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:34,469 INFO L273 TraceCheckUtils]: 24: Hoare triple {4910#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4910#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:34,470 INFO L273 TraceCheckUtils]: 25: Hoare triple {4910#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4911#(and (= (select |#valid| sll_create_~head~0.base) 1) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:34,472 INFO L273 TraceCheckUtils]: 26: Hoare triple {4911#(and (= (select |#valid| sll_create_~head~0.base) 1) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 sll_create_~head~0.base)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4912#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:34,472 INFO L273 TraceCheckUtils]: 27: Hoare triple {4912#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4912#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:34,474 INFO L273 TraceCheckUtils]: 28: Hoare triple {4912#(not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4913#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:34,475 INFO L273 TraceCheckUtils]: 29: Hoare triple {4913#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} assume !(~len > 0); {4913#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:34,476 INFO L273 TraceCheckUtils]: 30: Hoare triple {4913#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4914#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:03:34,476 INFO L273 TraceCheckUtils]: 31: Hoare triple {4914#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} assume true; {4914#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} is VALID [2018-11-23 13:03:34,478 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {4914#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))} {4904#true} #103#return; {4915#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} is VALID [2018-11-23 13:03:34,479 INFO L273 TraceCheckUtils]: 33: Hoare triple {4915#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {4916#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))} is VALID [2018-11-23 13:03:34,479 INFO L256 TraceCheckUtils]: 34: Hoare triple {4916#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {4904#true} is VALID [2018-11-23 13:03:34,480 INFO L273 TraceCheckUtils]: 35: Hoare triple {4904#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {4917#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:03:34,481 INFO L273 TraceCheckUtils]: 36: Hoare triple {4917#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4918#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:03:34,482 INFO L273 TraceCheckUtils]: 37: Hoare triple {4918#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4919#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:34,483 INFO L273 TraceCheckUtils]: 38: Hoare triple {4919#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {4920#(= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)} is VALID [2018-11-23 13:03:34,484 INFO L273 TraceCheckUtils]: 39: Hoare triple {4920#(= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)} assume !(~head.base != 0 || ~head.offset != 0); {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:34,484 INFO L273 TraceCheckUtils]: 40: Hoare triple {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} #res := ~len~0; {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:34,485 INFO L273 TraceCheckUtils]: 41: Hoare triple {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume true; {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:34,486 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {4921#(= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} {4916#(not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))} #105#return; {4905#false} is VALID [2018-11-23 13:03:34,486 INFO L273 TraceCheckUtils]: 43: Hoare triple {4905#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4905#false} is VALID [2018-11-23 13:03:34,487 INFO L273 TraceCheckUtils]: 44: Hoare triple {4905#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4905#false} is VALID [2018-11-23 13:03:34,487 INFO L273 TraceCheckUtils]: 45: Hoare triple {4905#false} assume !false; {4905#false} is VALID [2018-11-23 13:03:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:03:34,494 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:34,494 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:34,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:03:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:34,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:34,623 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:03:34,625 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,630 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:13 [2018-11-23 13:03:34,633 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:34,633 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_22|]. (and (= sll_create_~new_head~0.offset 0) (= |#valid| (store |v_#valid_22| sll_create_~new_head~0.base 1)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:03:34,633 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:03:34,655 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:34,659 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:34,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,662 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,671 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-11-23 13:03:34,674 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:34,674 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_17|, v_sll_create_~head~0.base_13]. (and (not (= 0 v_sll_create_~head~0.base_13)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_17| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_17| sll_create_~head~0.base) 0 v_sll_create_~head~0.base_13))) (= 1 (select |#valid| sll_create_~head~0.base)) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:03:34,674 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:03:34,691 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:34,692 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:34,693 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-23 13:03:34,695 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,708 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:26 [2018-11-23 13:03:34,712 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:34,712 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_23|]. (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= (select |v_#valid_23| sll_create_~head~0.base) 1) (= 0 (select |v_#valid_23| sll_create_~new_head~0.base)) (= |#valid| (store |v_#valid_23| sll_create_~new_head~0.base 1)) (= sll_create_~head~0.offset 0)) [2018-11-23 13:03:34,712 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:03:34,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:34,803 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:34,804 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,807 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,829 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-23 13:03:34,840 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:34,846 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,854 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,868 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,869 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:42 [2018-11-23 13:03:34,932 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:34,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:34,935 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:34,936 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-23 13:03:34,939 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,949 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:34,949 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:40 [2018-11-23 13:03:35,037 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 44 [2018-11-23 13:03:35,046 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:35,048 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:35,060 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:35,088 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-11-23 13:03:35,093 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:35,095 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:35,102 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:35,122 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:35,122 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:80 [2018-11-23 13:03:35,927 INFO L256 TraceCheckUtils]: 0: Hoare triple {4904#true} call ULTIMATE.init(); {4904#true} is VALID [2018-11-23 13:03:35,928 INFO L273 TraceCheckUtils]: 1: Hoare triple {4904#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4904#true} is VALID [2018-11-23 13:03:35,928 INFO L273 TraceCheckUtils]: 2: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 13:03:35,928 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4904#true} {4904#true} #99#return; {4904#true} is VALID [2018-11-23 13:03:35,928 INFO L256 TraceCheckUtils]: 4: Hoare triple {4904#true} call #t~ret12 := main(); {4904#true} is VALID [2018-11-23 13:03:35,929 INFO L273 TraceCheckUtils]: 5: Hoare triple {4904#true} ~len~1 := 2; {4904#true} is VALID [2018-11-23 13:03:35,929 INFO L273 TraceCheckUtils]: 6: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:35,929 INFO L273 TraceCheckUtils]: 7: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:35,929 INFO L273 TraceCheckUtils]: 8: Hoare triple {4904#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 9: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 10: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 11: Hoare triple {4904#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 12: Hoare triple {4904#true} #t~short8 := ~len~1 < 32; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 13: Hoare triple {4904#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L273 TraceCheckUtils]: 14: Hoare triple {4904#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {4904#true} is VALID [2018-11-23 13:03:35,930 INFO L256 TraceCheckUtils]: 15: Hoare triple {4904#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {4904#true} is VALID [2018-11-23 13:03:35,931 INFO L273 TraceCheckUtils]: 16: Hoare triple {4904#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {4904#true} is VALID [2018-11-23 13:03:35,931 INFO L273 TraceCheckUtils]: 17: Hoare triple {4904#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4976#(= sll_create_~new_head~0.offset 0)} is VALID [2018-11-23 13:03:35,931 INFO L273 TraceCheckUtils]: 18: Hoare triple {4976#(= sll_create_~new_head~0.offset 0)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4906#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:03:35,932 INFO L273 TraceCheckUtils]: 19: Hoare triple {4906#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4907#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:03:35,933 INFO L273 TraceCheckUtils]: 20: Hoare triple {4907#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:35,933 INFO L273 TraceCheckUtils]: 21: Hoare triple {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:35,934 INFO L273 TraceCheckUtils]: 22: Hoare triple {4908#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {4909#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:35,935 INFO L273 TraceCheckUtils]: 23: Hoare triple {4909#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {4995#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:35,936 INFO L273 TraceCheckUtils]: 24: Hoare triple {4995#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4995#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:35,937 INFO L273 TraceCheckUtils]: 25: Hoare triple {4995#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5002#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:35,939 INFO L273 TraceCheckUtils]: 26: Hoare triple {5002#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5006#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:35,940 INFO L273 TraceCheckUtils]: 27: Hoare triple {5006#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5006#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:03:35,941 INFO L273 TraceCheckUtils]: 28: Hoare triple {5006#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) 0)) (not (= sll_create_~new_head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5013#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:35,942 INFO L273 TraceCheckUtils]: 29: Hoare triple {5013#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} assume !(~len > 0); {5013#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:03:35,944 INFO L273 TraceCheckUtils]: 30: Hoare triple {5013#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0) 0)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5020#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:03:35,945 INFO L273 TraceCheckUtils]: 31: Hoare triple {5020#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {5020#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:03:35,947 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {5020#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) |sll_create_#res.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {4904#true} #103#return; {5027#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) |main_#t~ret10.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} is VALID [2018-11-23 13:03:35,948 INFO L273 TraceCheckUtils]: 33: Hoare triple {5027#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) |main_#t~ret10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) |main_#t~ret10.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {5031#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} is VALID [2018-11-23 13:03:35,950 INFO L256 TraceCheckUtils]: 34: Hoare triple {5031#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {5035#(exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0))))} is VALID [2018-11-23 13:03:35,952 INFO L273 TraceCheckUtils]: 35: Hoare triple {5035#(exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {5039#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} is VALID [2018-11-23 13:03:35,953 INFO L273 TraceCheckUtils]: 36: Hoare triple {5039#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5043#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} is VALID [2018-11-23 13:03:35,955 INFO L273 TraceCheckUtils]: 37: Hoare triple {5043#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5047#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} is VALID [2018-11-23 13:03:35,957 INFO L273 TraceCheckUtils]: 38: Hoare triple {5047#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5051#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} is VALID [2018-11-23 13:03:35,958 INFO L273 TraceCheckUtils]: 39: Hoare triple {5051#(and (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} assume !(~head.base != 0 || ~head.offset != 0); {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} is VALID [2018-11-23 13:03:35,959 INFO L273 TraceCheckUtils]: 40: Hoare triple {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} #res := ~len~0; {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} is VALID [2018-11-23 13:03:35,960 INFO L273 TraceCheckUtils]: 41: Hoare triple {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} assume true; {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} is VALID [2018-11-23 13:03:35,963 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {5055#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) (exists ((v_main_~s~0.offset_BEFORE_CALL_5 Int) (v_main_~s~0.base_BEFORE_CALL_5 Int)) (and (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) v_main_~s~0.base_BEFORE_CALL_5)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5)) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_5) v_main_~s~0.offset_BEFORE_CALL_5))) 0) 0)))))} {5031#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) main_~s~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) 0))} #105#return; {4905#false} is VALID [2018-11-23 13:03:35,963 INFO L273 TraceCheckUtils]: 43: Hoare triple {4905#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {4905#false} is VALID [2018-11-23 13:03:35,963 INFO L273 TraceCheckUtils]: 44: Hoare triple {4905#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {4905#false} is VALID [2018-11-23 13:03:35,963 INFO L273 TraceCheckUtils]: 45: Hoare triple {4905#false} assume !false; {4905#false} is VALID [2018-11-23 13:03:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:03:35,992 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:35,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 32 [2018-11-23 13:03:35,993 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 46 [2018-11-23 13:03:35,993 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:35,994 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states. [2018-11-23 13:03:36,080 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:36,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-11-23 13:03:36,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-11-23 13:03:36,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=906, Unknown=0, NotChecked=0, Total=992 [2018-11-23 13:03:36,081 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 32 states. [2018-11-23 13:03:38,064 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2018-11-23 13:03:38,315 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2018-11-23 13:03:39,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:39,981 INFO L93 Difference]: Finished difference Result 57 states and 62 transitions. [2018-11-23 13:03:39,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 13:03:39,982 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 46 [2018-11-23 13:03:39,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-23 13:03:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 54 transitions. [2018-11-23 13:03:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-23 13:03:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 54 transitions. [2018-11-23 13:03:39,984 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 54 transitions. [2018-11-23 13:03:40,085 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:40,086 INFO L225 Difference]: With dead ends: 57 [2018-11-23 13:03:40,086 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 13:03:40,088 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 30 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=233, Invalid=1573, Unknown=0, NotChecked=0, Total=1806 [2018-11-23 13:03:40,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 13:03:40,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2018-11-23 13:03:40,237 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:40,238 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 48 states. [2018-11-23 13:03:40,238 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 48 states. [2018-11-23 13:03:40,238 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 48 states. [2018-11-23 13:03:40,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:40,240 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2018-11-23 13:03:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-11-23 13:03:40,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:40,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:40,241 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 50 states. [2018-11-23 13:03:40,241 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 50 states. [2018-11-23 13:03:40,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:40,243 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2018-11-23 13:03:40,243 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-11-23 13:03:40,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:40,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:40,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:40,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-23 13:03:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2018-11-23 13:03:40,245 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 46 [2018-11-23 13:03:40,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:40,245 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2018-11-23 13:03:40,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-11-23 13:03:40,245 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2018-11-23 13:03:40,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:03:40,246 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:40,246 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:03:40,246 INFO L423 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:40,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:40,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1636240043, now seen corresponding path program 8 times [2018-11-23 13:03:40,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:40,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:40,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:40,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:03:40,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:40,889 INFO L256 TraceCheckUtils]: 0: Hoare triple {5345#true} call ULTIMATE.init(); {5345#true} is VALID [2018-11-23 13:03:40,889 INFO L273 TraceCheckUtils]: 1: Hoare triple {5345#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5345#true} is VALID [2018-11-23 13:03:40,890 INFO L273 TraceCheckUtils]: 2: Hoare triple {5345#true} assume true; {5345#true} is VALID [2018-11-23 13:03:40,890 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5345#true} {5345#true} #99#return; {5345#true} is VALID [2018-11-23 13:03:40,890 INFO L256 TraceCheckUtils]: 4: Hoare triple {5345#true} call #t~ret12 := main(); {5345#true} is VALID [2018-11-23 13:03:40,891 INFO L273 TraceCheckUtils]: 5: Hoare triple {5345#true} ~len~1 := 2; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:40,891 INFO L273 TraceCheckUtils]: 6: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:40,892 INFO L273 TraceCheckUtils]: 7: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:40,893 INFO L273 TraceCheckUtils]: 8: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:40,894 INFO L273 TraceCheckUtils]: 9: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:40,895 INFO L273 TraceCheckUtils]: 10: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:40,896 INFO L273 TraceCheckUtils]: 11: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,896 INFO L273 TraceCheckUtils]: 12: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #t~short8 := ~len~1 < 32; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,897 INFO L273 TraceCheckUtils]: 13: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,898 INFO L273 TraceCheckUtils]: 14: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,898 INFO L256 TraceCheckUtils]: 15: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {5345#true} is VALID [2018-11-23 13:03:40,898 INFO L273 TraceCheckUtils]: 16: Hoare triple {5345#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {5345#true} is VALID [2018-11-23 13:03:40,899 INFO L273 TraceCheckUtils]: 17: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:40,899 INFO L273 TraceCheckUtils]: 18: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:40,899 INFO L273 TraceCheckUtils]: 19: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:40,899 INFO L273 TraceCheckUtils]: 20: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:40,899 INFO L273 TraceCheckUtils]: 21: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:40,900 INFO L273 TraceCheckUtils]: 22: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:40,900 INFO L273 TraceCheckUtils]: 23: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:40,900 INFO L273 TraceCheckUtils]: 24: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:40,900 INFO L273 TraceCheckUtils]: 25: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:40,901 INFO L273 TraceCheckUtils]: 26: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:40,901 INFO L273 TraceCheckUtils]: 27: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:40,901 INFO L273 TraceCheckUtils]: 28: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:40,901 INFO L273 TraceCheckUtils]: 29: Hoare triple {5345#true} assume !(~len > 0); {5345#true} is VALID [2018-11-23 13:03:40,901 INFO L273 TraceCheckUtils]: 30: Hoare triple {5345#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5345#true} is VALID [2018-11-23 13:03:40,902 INFO L273 TraceCheckUtils]: 31: Hoare triple {5345#true} assume true; {5345#true} is VALID [2018-11-23 13:03:40,902 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {5345#true} {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #103#return; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,903 INFO L273 TraceCheckUtils]: 33: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:40,903 INFO L256 TraceCheckUtils]: 34: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {5345#true} is VALID [2018-11-23 13:03:40,903 INFO L273 TraceCheckUtils]: 35: Hoare triple {5345#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {5350#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:03:40,904 INFO L273 TraceCheckUtils]: 36: Hoare triple {5350#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5351#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:03:40,904 INFO L273 TraceCheckUtils]: 37: Hoare triple {5351#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5352#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:03:40,905 INFO L273 TraceCheckUtils]: 38: Hoare triple {5352#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5353#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:40,906 INFO L273 TraceCheckUtils]: 39: Hoare triple {5353#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:03:40,906 INFO L273 TraceCheckUtils]: 40: Hoare triple {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} assume !(~head.base != 0 || ~head.offset != 0); {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:03:40,907 INFO L273 TraceCheckUtils]: 41: Hoare triple {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} #res := ~len~0; {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} is VALID [2018-11-23 13:03:40,907 INFO L273 TraceCheckUtils]: 42: Hoare triple {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} assume true; {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} is VALID [2018-11-23 13:03:40,909 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #105#return; {5356#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:03:40,909 INFO L273 TraceCheckUtils]: 44: Hoare triple {5356#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {5356#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:03:40,910 INFO L273 TraceCheckUtils]: 45: Hoare triple {5356#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume ~len~1 != #t~ret11;havoc #t~ret11; {5346#false} is VALID [2018-11-23 13:03:40,911 INFO L273 TraceCheckUtils]: 46: Hoare triple {5346#false} assume !false; {5346#false} is VALID [2018-11-23 13:03:40,913 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:03:40,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:40,914 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:40,924 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 13:03:40,960 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 13:03:40,960 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:40,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:41,100 INFO L256 TraceCheckUtils]: 0: Hoare triple {5345#true} call ULTIMATE.init(); {5345#true} is VALID [2018-11-23 13:03:41,100 INFO L273 TraceCheckUtils]: 1: Hoare triple {5345#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5345#true} is VALID [2018-11-23 13:03:41,100 INFO L273 TraceCheckUtils]: 2: Hoare triple {5345#true} assume true; {5345#true} is VALID [2018-11-23 13:03:41,101 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5345#true} {5345#true} #99#return; {5345#true} is VALID [2018-11-23 13:03:41,101 INFO L256 TraceCheckUtils]: 4: Hoare triple {5345#true} call #t~ret12 := main(); {5345#true} is VALID [2018-11-23 13:03:41,101 INFO L273 TraceCheckUtils]: 5: Hoare triple {5345#true} ~len~1 := 2; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:41,102 INFO L273 TraceCheckUtils]: 6: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:41,102 INFO L273 TraceCheckUtils]: 7: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:03:41,103 INFO L273 TraceCheckUtils]: 8: Hoare triple {5347#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:41,104 INFO L273 TraceCheckUtils]: 9: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:41,104 INFO L273 TraceCheckUtils]: 10: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:03:41,108 INFO L273 TraceCheckUtils]: 11: Hoare triple {5348#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,110 INFO L273 TraceCheckUtils]: 12: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #t~short8 := ~len~1 < 32; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,112 INFO L273 TraceCheckUtils]: 13: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,112 INFO L273 TraceCheckUtils]: 14: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,112 INFO L256 TraceCheckUtils]: 15: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {5345#true} is VALID [2018-11-23 13:03:41,112 INFO L273 TraceCheckUtils]: 16: Hoare triple {5345#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {5345#true} is VALID [2018-11-23 13:03:41,112 INFO L273 TraceCheckUtils]: 17: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 18: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 19: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 20: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 21: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 22: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 23: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 24: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:41,113 INFO L273 TraceCheckUtils]: 25: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 26: Hoare triple {5345#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 27: Hoare triple {5345#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 28: Hoare triple {5345#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 29: Hoare triple {5345#true} assume !(~len > 0); {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 30: Hoare triple {5345#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5345#true} is VALID [2018-11-23 13:03:41,114 INFO L273 TraceCheckUtils]: 31: Hoare triple {5345#true} assume true; {5345#true} is VALID [2018-11-23 13:03:41,119 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {5345#true} {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #103#return; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,119 INFO L273 TraceCheckUtils]: 33: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:03:41,119 INFO L256 TraceCheckUtils]: 34: Hoare triple {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {5345#true} is VALID [2018-11-23 13:03:41,123 INFO L273 TraceCheckUtils]: 35: Hoare triple {5345#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {5350#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:03:41,123 INFO L273 TraceCheckUtils]: 36: Hoare triple {5350#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5351#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:03:41,125 INFO L273 TraceCheckUtils]: 37: Hoare triple {5351#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5352#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:03:41,125 INFO L273 TraceCheckUtils]: 38: Hoare triple {5352#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5353#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:03:41,127 INFO L273 TraceCheckUtils]: 39: Hoare triple {5353#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:03:41,127 INFO L273 TraceCheckUtils]: 40: Hoare triple {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} assume !(~head.base != 0 || ~head.offset != 0); {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:03:41,129 INFO L273 TraceCheckUtils]: 41: Hoare triple {5354#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} #res := ~len~0; {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} is VALID [2018-11-23 13:03:41,129 INFO L273 TraceCheckUtils]: 42: Hoare triple {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} assume true; {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} is VALID [2018-11-23 13:03:41,131 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {5355#(and (<= |sll_length_#res| 4) (<= 4 |sll_length_#res|))} {5349#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #105#return; {5489#(and (<= 4 main_~len~1) (<= 4 |main_#t~ret11|) (<= main_~len~1 4) (<= |main_#t~ret11| 4))} is VALID [2018-11-23 13:03:41,132 INFO L273 TraceCheckUtils]: 44: Hoare triple {5489#(and (<= 4 main_~len~1) (<= 4 |main_#t~ret11|) (<= main_~len~1 4) (<= |main_#t~ret11| 4))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {5489#(and (<= 4 main_~len~1) (<= 4 |main_#t~ret11|) (<= main_~len~1 4) (<= |main_#t~ret11| 4))} is VALID [2018-11-23 13:03:41,132 INFO L273 TraceCheckUtils]: 45: Hoare triple {5489#(and (<= 4 main_~len~1) (<= 4 |main_#t~ret11|) (<= main_~len~1 4) (<= |main_#t~ret11| 4))} assume ~len~1 != #t~ret11;havoc #t~ret11; {5346#false} is VALID [2018-11-23 13:03:41,132 INFO L273 TraceCheckUtils]: 46: Hoare triple {5346#false} assume !false; {5346#false} is VALID [2018-11-23 13:03:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:03:41,155 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:41,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2018-11-23 13:03:41,155 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 47 [2018-11-23 13:03:41,156 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:41,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2018-11-23 13:03:41,198 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:41,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 13:03:41,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 13:03:41,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2018-11-23 13:03:41,199 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 13 states. [2018-11-23 13:03:42,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:42,112 INFO L93 Difference]: Finished difference Result 66 states and 75 transitions. [2018-11-23 13:03:42,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 13:03:42,113 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 47 [2018-11-23 13:03:42,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 13:03:42,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 65 transitions. [2018-11-23 13:03:42,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 13:03:42,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 65 transitions. [2018-11-23 13:03:42,116 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 65 transitions. [2018-11-23 13:03:42,586 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:42,588 INFO L225 Difference]: With dead ends: 66 [2018-11-23 13:03:42,590 INFO L226 Difference]: Without dead ends: 62 [2018-11-23 13:03:42,590 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2018-11-23 13:03:42,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-23 13:03:43,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 58. [2018-11-23 13:03:43,077 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:43,077 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand 58 states. [2018-11-23 13:03:43,077 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 58 states. [2018-11-23 13:03:43,077 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 58 states. [2018-11-23 13:03:43,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:43,080 INFO L93 Difference]: Finished difference Result 62 states and 71 transitions. [2018-11-23 13:03:43,081 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2018-11-23 13:03:43,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:43,081 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:43,081 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 62 states. [2018-11-23 13:03:43,082 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 62 states. [2018-11-23 13:03:43,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:43,083 INFO L93 Difference]: Finished difference Result 62 states and 71 transitions. [2018-11-23 13:03:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2018-11-23 13:03:43,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:43,086 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:43,086 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:43,086 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-23 13:03:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 68 transitions. [2018-11-23 13:03:43,088 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 68 transitions. Word has length 47 [2018-11-23 13:03:43,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:43,088 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 68 transitions. [2018-11-23 13:03:43,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 13:03:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2018-11-23 13:03:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:03:43,089 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:43,089 INFO L402 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:03:43,089 INFO L423 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:43,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:43,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1060059833, now seen corresponding path program 9 times [2018-11-23 13:03:43,090 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:43,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:43,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:43,091 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:43,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:45,490 INFO L256 TraceCheckUtils]: 0: Hoare triple {5802#true} call ULTIMATE.init(); {5802#true} is VALID [2018-11-23 13:03:45,491 INFO L273 TraceCheckUtils]: 1: Hoare triple {5802#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5802#true} is VALID [2018-11-23 13:03:45,491 INFO L273 TraceCheckUtils]: 2: Hoare triple {5802#true} assume true; {5802#true} is VALID [2018-11-23 13:03:45,491 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5802#true} {5802#true} #99#return; {5802#true} is VALID [2018-11-23 13:03:45,491 INFO L256 TraceCheckUtils]: 4: Hoare triple {5802#true} call #t~ret12 := main(); {5802#true} is VALID [2018-11-23 13:03:45,492 INFO L273 TraceCheckUtils]: 5: Hoare triple {5802#true} ~len~1 := 2; {5802#true} is VALID [2018-11-23 13:03:45,492 INFO L273 TraceCheckUtils]: 6: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:45,492 INFO L273 TraceCheckUtils]: 7: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:45,492 INFO L273 TraceCheckUtils]: 8: Hoare triple {5802#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 9: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 10: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 11: Hoare triple {5802#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 12: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 13: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:45,493 INFO L273 TraceCheckUtils]: 14: Hoare triple {5802#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:45,494 INFO L256 TraceCheckUtils]: 15: Hoare triple {5802#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {5802#true} is VALID [2018-11-23 13:03:45,494 INFO L273 TraceCheckUtils]: 16: Hoare triple {5802#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {5804#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:03:45,495 INFO L273 TraceCheckUtils]: 17: Hoare triple {5804#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5805#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:45,495 INFO L273 TraceCheckUtils]: 18: Hoare triple {5805#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5805#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:03:45,496 INFO L273 TraceCheckUtils]: 19: Hoare triple {5805#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5806#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:45,498 INFO L273 TraceCheckUtils]: 20: Hoare triple {5806#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5807#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:45,498 INFO L273 TraceCheckUtils]: 21: Hoare triple {5807#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5807#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:03:45,501 INFO L273 TraceCheckUtils]: 22: Hoare triple {5807#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5808#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~head~0.offset 0) (not (= 0 sll_create_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:03:45,503 INFO L273 TraceCheckUtils]: 23: Hoare triple {5808#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~head~0.offset 0) (not (= 0 sll_create_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5809#(and (not (= 0 sll_create_~new_head~0.base)) (or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base))) (and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:45,504 INFO L273 TraceCheckUtils]: 24: Hoare triple {5809#(and (not (= 0 sll_create_~new_head~0.base)) (or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base))) (and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5809#(and (not (= 0 sll_create_~new_head~0.base)) (or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base))) (and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:03:45,507 INFO L273 TraceCheckUtils]: 25: Hoare triple {5809#(and (not (= 0 sll_create_~new_head~0.base)) (or (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base))) (and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5810#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:45,510 INFO L273 TraceCheckUtils]: 26: Hoare triple {5810#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5811#(or (and (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))) (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:45,511 INFO L273 TraceCheckUtils]: 27: Hoare triple {5811#(or (and (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))) (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5811#(or (and (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))) (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:45,516 INFO L273 TraceCheckUtils]: 28: Hoare triple {5811#(or (and (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))) (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5812#(or (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:45,518 INFO L273 TraceCheckUtils]: 29: Hoare triple {5812#(or (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} assume !(~len > 0); {5812#(or (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} is VALID [2018-11-23 13:03:45,519 INFO L273 TraceCheckUtils]: 30: Hoare triple {5812#(or (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5813#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))} is VALID [2018-11-23 13:03:45,520 INFO L273 TraceCheckUtils]: 31: Hoare triple {5813#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))} assume true; {5813#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))} is VALID [2018-11-23 13:03:45,522 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {5813#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))))} {5802#true} #103#return; {5814#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))) (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))))} is VALID [2018-11-23 13:03:45,524 INFO L273 TraceCheckUtils]: 33: Hoare triple {5814#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))))) (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {5815#(or (and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))) (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} is VALID [2018-11-23 13:03:45,525 INFO L256 TraceCheckUtils]: 34: Hoare triple {5815#(or (and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))) (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {5802#true} is VALID [2018-11-23 13:03:45,526 INFO L273 TraceCheckUtils]: 35: Hoare triple {5802#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {5816#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:03:45,527 INFO L273 TraceCheckUtils]: 36: Hoare triple {5816#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5817#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:03:45,528 INFO L273 TraceCheckUtils]: 37: Hoare triple {5817#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5818#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:03:45,530 INFO L273 TraceCheckUtils]: 38: Hoare triple {5818#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5819#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:03:45,531 INFO L273 TraceCheckUtils]: 39: Hoare triple {5819#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5820#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} is VALID [2018-11-23 13:03:45,533 INFO L273 TraceCheckUtils]: 40: Hoare triple {5820#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5821#(and (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))))} is VALID [2018-11-23 13:03:45,535 INFO L273 TraceCheckUtils]: 41: Hoare triple {5821#(and (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))))} assume !(~head.base != 0 || ~head.offset != 0); {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} is VALID [2018-11-23 13:03:45,536 INFO L273 TraceCheckUtils]: 42: Hoare triple {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} #res := ~len~0; {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} is VALID [2018-11-23 13:03:45,537 INFO L273 TraceCheckUtils]: 43: Hoare triple {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} assume true; {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} is VALID [2018-11-23 13:03:45,539 INFO L268 TraceCheckUtils]: 44: Hoare quadruple {5822#(and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))))} {5815#(or (and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))))) (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} #105#return; {5803#false} is VALID [2018-11-23 13:03:45,540 INFO L273 TraceCheckUtils]: 45: Hoare triple {5803#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {5803#false} is VALID [2018-11-23 13:03:45,540 INFO L273 TraceCheckUtils]: 46: Hoare triple {5803#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {5803#false} is VALID [2018-11-23 13:03:45,540 INFO L273 TraceCheckUtils]: 47: Hoare triple {5803#false} assume !false; {5803#false} is VALID [2018-11-23 13:03:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:03:45,554 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:03:45,554 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:03:45,563 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-23 13:03:45,610 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-23 13:03:45,610 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:03:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:03:45,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:03:45,739 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:03:45,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,749 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-11-23 13:03:45,752 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:45,752 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_25|]. (and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= |#valid| (store |v_#valid_25| sll_create_~new_head~0.base 1))) [2018-11-23 13:03:45,752 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:03:45,844 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:45,847 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:45,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,864 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:03:45,894 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:45,895 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,897 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:45,908 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-11-23 13:03:45,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:45,982 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:45,983 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-23 13:03:45,985 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,008 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,008 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:35 [2018-11-23 13:03:46,021 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:46,022 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_26|]. (and (= |#valid| (store |v_#valid_26| sll_create_~new_head~0.base 1)) (= 0 (select |v_#valid_26| sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 1 (select |v_#valid_26| sll_create_~head~0.base)) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:03:46,022 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:03:46,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:03:46,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:46,149 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,155 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,182 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:03:46,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:46,194 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,200 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,221 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:55 [2018-11-23 13:03:46,306 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,307 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,307 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,308 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-11-23 13:03:46,313 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,340 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:75 [2018-11-23 13:03:46,344 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:03:46,344 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_27|]. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (= sll_create_~new_head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0)) (not (= .cse0 sll_create_~head~0.base)) (= |#valid| (store |v_#valid_27| sll_create_~new_head~0.base 1)) (= 0 (select |v_#valid_27| sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 1 (select |v_#valid_27| .cse0)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0) (= (select |v_#valid_27| sll_create_~head~0.base) 1))) [2018-11-23 13:03:46,344 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (= sll_create_~new_head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0)) (not (= .cse0 sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= .cse0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| .cse0)))) [2018-11-23 13:03:46,473 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 47 [2018-11-23 13:03:46,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:46,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,542 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 72 [2018-11-23 13:03:46,551 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-11-23 13:03:46,557 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,573 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,604 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:107 [2018-11-23 13:03:46,721 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,724 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,725 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,727 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,728 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-11-23 13:03:46,730 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:46,762 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:107 [2018-11-23 13:03:46,914 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,920 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,921 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,929 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:46,931 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 126 [2018-11-23 13:03:47,085 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-11-23 13:03:47,108 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:47,240 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:47,276 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:47,278 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:47,279 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:03:47,296 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 106 [2018-11-23 13:03:47,324 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:03:47,325 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:03:47,346 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:47,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:03:47,376 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:126, output treesize:135 [2018-11-23 13:03:49,273 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-23 13:03:49,869 INFO L256 TraceCheckUtils]: 0: Hoare triple {5802#true} call ULTIMATE.init(); {5802#true} is VALID [2018-11-23 13:03:49,869 INFO L273 TraceCheckUtils]: 1: Hoare triple {5802#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5802#true} is VALID [2018-11-23 13:03:49,869 INFO L273 TraceCheckUtils]: 2: Hoare triple {5802#true} assume true; {5802#true} is VALID [2018-11-23 13:03:49,869 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5802#true} {5802#true} #99#return; {5802#true} is VALID [2018-11-23 13:03:49,869 INFO L256 TraceCheckUtils]: 4: Hoare triple {5802#true} call #t~ret12 := main(); {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 5: Hoare triple {5802#true} ~len~1 := 2; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 6: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 7: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 8: Hoare triple {5802#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 9: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 10: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 11: Hoare triple {5802#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {5802#true} is VALID [2018-11-23 13:03:49,870 INFO L273 TraceCheckUtils]: 12: Hoare triple {5802#true} #t~short8 := ~len~1 < 32; {5802#true} is VALID [2018-11-23 13:03:49,871 INFO L273 TraceCheckUtils]: 13: Hoare triple {5802#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:49,871 INFO L273 TraceCheckUtils]: 14: Hoare triple {5802#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {5802#true} is VALID [2018-11-23 13:03:49,871 INFO L256 TraceCheckUtils]: 15: Hoare triple {5802#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {5802#true} is VALID [2018-11-23 13:03:49,872 INFO L273 TraceCheckUtils]: 16: Hoare triple {5802#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {5804#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:03:49,873 INFO L273 TraceCheckUtils]: 17: Hoare triple {5804#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5877#(and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:49,874 INFO L273 TraceCheckUtils]: 18: Hoare triple {5877#(and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5877#(and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:49,875 INFO L273 TraceCheckUtils]: 19: Hoare triple {5877#(and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5884#(and (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:03:49,876 INFO L273 TraceCheckUtils]: 20: Hoare triple {5884#(and (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5888#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:49,877 INFO L273 TraceCheckUtils]: 21: Hoare triple {5888#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5888#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} is VALID [2018-11-23 13:03:49,878 INFO L273 TraceCheckUtils]: 22: Hoare triple {5888#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5895#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:03:49,880 INFO L273 TraceCheckUtils]: 23: Hoare triple {5895#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5899#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:03:49,882 INFO L273 TraceCheckUtils]: 24: Hoare triple {5899#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5899#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:03:49,884 INFO L273 TraceCheckUtils]: 25: Hoare triple {5899#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5906#(and (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:03:49,886 INFO L273 TraceCheckUtils]: 26: Hoare triple {5906#(and (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {5910#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0))} is VALID [2018-11-23 13:03:49,911 INFO L273 TraceCheckUtils]: 27: Hoare triple {5910#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5910#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0))} is VALID [2018-11-23 13:03:49,926 INFO L273 TraceCheckUtils]: 28: Hoare triple {5910#(and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {5917#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:03:49,927 INFO L273 TraceCheckUtils]: 29: Hoare triple {5917#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} assume !(~len > 0); {5917#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:03:49,929 INFO L273 TraceCheckUtils]: 30: Hoare triple {5917#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0) 0) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5924#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0) 0) (= |sll_create_#res.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} is VALID [2018-11-23 13:03:49,929 INFO L273 TraceCheckUtils]: 31: Hoare triple {5924#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0) 0) (= |sll_create_#res.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} assume true; {5924#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0) 0) (= |sll_create_#res.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} is VALID [2018-11-23 13:03:49,932 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {5924#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0) 0) (= |sll_create_#res.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} {5802#true} #103#return; {5931#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) |main_#t~ret10.base|)) (= |main_#t~ret10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) 0) 0))} is VALID [2018-11-23 13:03:49,934 INFO L273 TraceCheckUtils]: 33: Hoare triple {5931#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) |main_#t~ret10.base|)) (= |main_#t~ret10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) 0) 0))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {5935#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (= main_~s~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:03:49,936 INFO L256 TraceCheckUtils]: 34: Hoare triple {5935#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (= main_~s~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {5939#(exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))} is VALID [2018-11-23 13:03:49,938 INFO L273 TraceCheckUtils]: 35: Hoare triple {5939#(exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {5943#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} is VALID [2018-11-23 13:03:49,939 INFO L273 TraceCheckUtils]: 36: Hoare triple {5943#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5947#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} is VALID [2018-11-23 13:03:49,941 INFO L273 TraceCheckUtils]: 37: Hoare triple {5947#(and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5951#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} is VALID [2018-11-23 13:03:49,943 INFO L273 TraceCheckUtils]: 38: Hoare triple {5951#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5955#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} is VALID [2018-11-23 13:03:49,946 INFO L273 TraceCheckUtils]: 39: Hoare triple {5955#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5959#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} is VALID [2018-11-23 13:03:49,947 INFO L273 TraceCheckUtils]: 40: Hoare triple {5959#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} is VALID [2018-11-23 13:03:49,948 INFO L273 TraceCheckUtils]: 41: Hoare triple {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} assume !(~head.base != 0 || ~head.offset != 0); {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} is VALID [2018-11-23 13:03:49,949 INFO L273 TraceCheckUtils]: 42: Hoare triple {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} #res := ~len~0; {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} is VALID [2018-11-23 13:03:49,950 INFO L273 TraceCheckUtils]: 43: Hoare triple {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} assume true; {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} is VALID [2018-11-23 13:03:49,953 INFO L268 TraceCheckUtils]: 44: Hoare quadruple {5963#(or (and (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (exists ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_6)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 0)) 0)) 0)) 0) 0)))))} {5935#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0)) (= main_~s~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} #105#return; {5803#false} is VALID [2018-11-23 13:03:49,954 INFO L273 TraceCheckUtils]: 45: Hoare triple {5803#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {5803#false} is VALID [2018-11-23 13:03:49,954 INFO L273 TraceCheckUtils]: 46: Hoare triple {5803#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {5803#false} is VALID [2018-11-23 13:03:49,954 INFO L273 TraceCheckUtils]: 47: Hoare triple {5803#false} assume !false; {5803#false} is VALID [2018-11-23 13:03:49,971 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:03:49,991 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:03:49,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 39 [2018-11-23 13:03:49,991 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 48 [2018-11-23 13:03:49,992 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:03:49,992 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 39 states. [2018-11-23 13:03:50,128 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:50,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-11-23 13:03:50,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-11-23 13:03:50,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1374, Unknown=6, NotChecked=0, Total=1482 [2018-11-23 13:03:50,130 INFO L87 Difference]: Start difference. First operand 58 states and 68 transitions. Second operand 39 states. [2018-11-23 13:03:51,947 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 59 [2018-11-23 13:03:52,366 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2018-11-23 13:03:52,939 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2018-11-23 13:03:53,321 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2018-11-23 13:03:53,818 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2018-11-23 13:03:54,540 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2018-11-23 13:03:56,774 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2018-11-23 13:03:57,334 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2018-11-23 13:03:59,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:59,014 INFO L93 Difference]: Finished difference Result 99 states and 116 transitions. [2018-11-23 13:03:59,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-23 13:03:59,015 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 48 [2018-11-23 13:03:59,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:03:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 13:03:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 92 transitions. [2018-11-23 13:03:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-23 13:03:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 92 transitions. [2018-11-23 13:03:59,018 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 92 transitions. [2018-11-23 13:03:59,518 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:03:59,520 INFO L225 Difference]: With dead ends: 99 [2018-11-23 13:03:59,520 INFO L226 Difference]: Without dead ends: 85 [2018-11-23 13:03:59,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 27 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=170, Invalid=2274, Unknown=6, NotChecked=0, Total=2450 [2018-11-23 13:03:59,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-11-23 13:03:59,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 75. [2018-11-23 13:03:59,948 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:03:59,948 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 75 states. [2018-11-23 13:03:59,948 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 75 states. [2018-11-23 13:03:59,948 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 75 states. [2018-11-23 13:03:59,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:59,952 INFO L93 Difference]: Finished difference Result 85 states and 97 transitions. [2018-11-23 13:03:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2018-11-23 13:03:59,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:59,953 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:59,953 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 85 states. [2018-11-23 13:03:59,953 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 85 states. [2018-11-23 13:03:59,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:03:59,955 INFO L93 Difference]: Finished difference Result 85 states and 97 transitions. [2018-11-23 13:03:59,955 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2018-11-23 13:03:59,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:03:59,956 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:03:59,956 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:03:59,956 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:03:59,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-11-23 13:03:59,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 86 transitions. [2018-11-23 13:03:59,958 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 86 transitions. Word has length 48 [2018-11-23 13:03:59,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:03:59,958 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 86 transitions. [2018-11-23 13:03:59,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-11-23 13:03:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2018-11-23 13:03:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:03:59,958 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:03:59,959 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:03:59,959 INFO L423 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:03:59,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:03:59,959 INFO L82 PathProgramCache]: Analyzing trace with hash -258133295, now seen corresponding path program 10 times [2018-11-23 13:03:59,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:03:59,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:03:59,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:59,960 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:03:59,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:03:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:00,126 INFO L256 TraceCheckUtils]: 0: Hoare triple {6424#true} call ULTIMATE.init(); {6424#true} is VALID [2018-11-23 13:04:00,126 INFO L273 TraceCheckUtils]: 1: Hoare triple {6424#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {6424#true} is VALID [2018-11-23 13:04:00,126 INFO L273 TraceCheckUtils]: 2: Hoare triple {6424#true} assume true; {6424#true} is VALID [2018-11-23 13:04:00,126 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6424#true} {6424#true} #99#return; {6424#true} is VALID [2018-11-23 13:04:00,126 INFO L256 TraceCheckUtils]: 4: Hoare triple {6424#true} call #t~ret12 := main(); {6424#true} is VALID [2018-11-23 13:04:00,127 INFO L273 TraceCheckUtils]: 5: Hoare triple {6424#true} ~len~1 := 2; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,127 INFO L273 TraceCheckUtils]: 6: Hoare triple {6426#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,128 INFO L273 TraceCheckUtils]: 7: Hoare triple {6426#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,128 INFO L273 TraceCheckUtils]: 8: Hoare triple {6426#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,129 INFO L273 TraceCheckUtils]: 9: Hoare triple {6427#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,129 INFO L273 TraceCheckUtils]: 10: Hoare triple {6427#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,129 INFO L273 TraceCheckUtils]: 11: Hoare triple {6427#(<= 3 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,130 INFO L273 TraceCheckUtils]: 12: Hoare triple {6428#(<= 4 main_~len~1)} #t~short8 := ~len~1 < 32; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,130 INFO L273 TraceCheckUtils]: 13: Hoare triple {6428#(<= 4 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,131 INFO L273 TraceCheckUtils]: 14: Hoare triple {6428#(<= 4 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,131 INFO L273 TraceCheckUtils]: 15: Hoare triple {6429#(<= 5 main_~len~1)} #t~short8 := ~len~1 < 32; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,132 INFO L273 TraceCheckUtils]: 16: Hoare triple {6429#(<= 5 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,132 INFO L273 TraceCheckUtils]: 17: Hoare triple {6429#(<= 5 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,133 INFO L256 TraceCheckUtils]: 18: Hoare triple {6429#(<= 5 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {6424#true} is VALID [2018-11-23 13:04:00,133 INFO L273 TraceCheckUtils]: 19: Hoare triple {6424#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,134 INFO L273 TraceCheckUtils]: 20: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,134 INFO L273 TraceCheckUtils]: 21: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,135 INFO L273 TraceCheckUtils]: 22: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,136 INFO L273 TraceCheckUtils]: 23: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,137 INFO L273 TraceCheckUtils]: 24: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,138 INFO L273 TraceCheckUtils]: 25: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,138 INFO L273 TraceCheckUtils]: 26: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,139 INFO L273 TraceCheckUtils]: 27: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,140 INFO L273 TraceCheckUtils]: 28: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,140 INFO L273 TraceCheckUtils]: 29: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,141 INFO L273 TraceCheckUtils]: 30: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,142 INFO L273 TraceCheckUtils]: 31: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6434#(<= |sll_create_#in~len| (+ sll_create_~len 4))} is VALID [2018-11-23 13:04:00,143 INFO L273 TraceCheckUtils]: 32: Hoare triple {6434#(<= |sll_create_#in~len| (+ sll_create_~len 4))} assume !(~len > 0); {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,143 INFO L273 TraceCheckUtils]: 33: Hoare triple {6435#(<= |sll_create_#in~len| 4)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,144 INFO L273 TraceCheckUtils]: 34: Hoare triple {6435#(<= |sll_create_#in~len| 4)} assume true; {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,145 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {6435#(<= |sll_create_#in~len| 4)} {6429#(<= 5 main_~len~1)} #103#return; {6425#false} is VALID [2018-11-23 13:04:00,145 INFO L273 TraceCheckUtils]: 36: Hoare triple {6425#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {6425#false} is VALID [2018-11-23 13:04:00,145 INFO L256 TraceCheckUtils]: 37: Hoare triple {6425#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {6424#true} is VALID [2018-11-23 13:04:00,146 INFO L273 TraceCheckUtils]: 38: Hoare triple {6424#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {6424#true} is VALID [2018-11-23 13:04:00,146 INFO L273 TraceCheckUtils]: 39: Hoare triple {6424#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6424#true} is VALID [2018-11-23 13:04:00,146 INFO L273 TraceCheckUtils]: 40: Hoare triple {6424#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6424#true} is VALID [2018-11-23 13:04:00,146 INFO L273 TraceCheckUtils]: 41: Hoare triple {6424#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6424#true} is VALID [2018-11-23 13:04:00,146 INFO L273 TraceCheckUtils]: 42: Hoare triple {6424#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6424#true} is VALID [2018-11-23 13:04:00,147 INFO L273 TraceCheckUtils]: 43: Hoare triple {6424#true} assume !(~head.base != 0 || ~head.offset != 0); {6424#true} is VALID [2018-11-23 13:04:00,147 INFO L273 TraceCheckUtils]: 44: Hoare triple {6424#true} #res := ~len~0; {6424#true} is VALID [2018-11-23 13:04:00,147 INFO L273 TraceCheckUtils]: 45: Hoare triple {6424#true} assume true; {6424#true} is VALID [2018-11-23 13:04:00,147 INFO L268 TraceCheckUtils]: 46: Hoare quadruple {6424#true} {6425#false} #105#return; {6425#false} is VALID [2018-11-23 13:04:00,147 INFO L273 TraceCheckUtils]: 47: Hoare triple {6425#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {6425#false} is VALID [2018-11-23 13:04:00,148 INFO L273 TraceCheckUtils]: 48: Hoare triple {6425#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {6425#false} is VALID [2018-11-23 13:04:00,148 INFO L273 TraceCheckUtils]: 49: Hoare triple {6425#false} assume !false; {6425#false} is VALID [2018-11-23 13:04:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:04:00,150 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:04:00,150 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:04:00,160 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 13:04:00,201 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 13:04:00,201 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:04:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:00,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:04:00,364 INFO L256 TraceCheckUtils]: 0: Hoare triple {6424#true} call ULTIMATE.init(); {6424#true} is VALID [2018-11-23 13:04:00,364 INFO L273 TraceCheckUtils]: 1: Hoare triple {6424#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {6424#true} is VALID [2018-11-23 13:04:00,364 INFO L273 TraceCheckUtils]: 2: Hoare triple {6424#true} assume true; {6424#true} is VALID [2018-11-23 13:04:00,365 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6424#true} {6424#true} #99#return; {6424#true} is VALID [2018-11-23 13:04:00,365 INFO L256 TraceCheckUtils]: 4: Hoare triple {6424#true} call #t~ret12 := main(); {6424#true} is VALID [2018-11-23 13:04:00,365 INFO L273 TraceCheckUtils]: 5: Hoare triple {6424#true} ~len~1 := 2; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,366 INFO L273 TraceCheckUtils]: 6: Hoare triple {6426#(<= 2 main_~len~1)} #t~short8 := ~len~1 < 32; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,366 INFO L273 TraceCheckUtils]: 7: Hoare triple {6426#(<= 2 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6426#(<= 2 main_~len~1)} is VALID [2018-11-23 13:04:00,367 INFO L273 TraceCheckUtils]: 8: Hoare triple {6426#(<= 2 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,367 INFO L273 TraceCheckUtils]: 9: Hoare triple {6427#(<= 3 main_~len~1)} #t~short8 := ~len~1 < 32; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,368 INFO L273 TraceCheckUtils]: 10: Hoare triple {6427#(<= 3 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6427#(<= 3 main_~len~1)} is VALID [2018-11-23 13:04:00,368 INFO L273 TraceCheckUtils]: 11: Hoare triple {6427#(<= 3 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,368 INFO L273 TraceCheckUtils]: 12: Hoare triple {6428#(<= 4 main_~len~1)} #t~short8 := ~len~1 < 32; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,369 INFO L273 TraceCheckUtils]: 13: Hoare triple {6428#(<= 4 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6428#(<= 4 main_~len~1)} is VALID [2018-11-23 13:04:00,369 INFO L273 TraceCheckUtils]: 14: Hoare triple {6428#(<= 4 main_~len~1)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,370 INFO L273 TraceCheckUtils]: 15: Hoare triple {6429#(<= 5 main_~len~1)} #t~short8 := ~len~1 < 32; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,370 INFO L273 TraceCheckUtils]: 16: Hoare triple {6429#(<= 5 main_~len~1)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,371 INFO L273 TraceCheckUtils]: 17: Hoare triple {6429#(<= 5 main_~len~1)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {6429#(<= 5 main_~len~1)} is VALID [2018-11-23 13:04:00,371 INFO L256 TraceCheckUtils]: 18: Hoare triple {6429#(<= 5 main_~len~1)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {6424#true} is VALID [2018-11-23 13:04:00,371 INFO L273 TraceCheckUtils]: 19: Hoare triple {6424#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,372 INFO L273 TraceCheckUtils]: 20: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,372 INFO L273 TraceCheckUtils]: 21: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6430#(<= |sll_create_#in~len| sll_create_~len)} is VALID [2018-11-23 13:04:00,374 INFO L273 TraceCheckUtils]: 22: Hoare triple {6430#(<= |sll_create_#in~len| sll_create_~len)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,374 INFO L273 TraceCheckUtils]: 23: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,375 INFO L273 TraceCheckUtils]: 24: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2018-11-23 13:04:00,376 INFO L273 TraceCheckUtils]: 25: Hoare triple {6431#(<= |sll_create_#in~len| (+ sll_create_~len 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,376 INFO L273 TraceCheckUtils]: 26: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,377 INFO L273 TraceCheckUtils]: 27: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} is VALID [2018-11-23 13:04:00,378 INFO L273 TraceCheckUtils]: 28: Hoare triple {6432#(<= |sll_create_#in~len| (+ sll_create_~len 2))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,378 INFO L273 TraceCheckUtils]: 29: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,379 INFO L273 TraceCheckUtils]: 30: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} is VALID [2018-11-23 13:04:00,380 INFO L273 TraceCheckUtils]: 31: Hoare triple {6433#(<= |sll_create_#in~len| (+ sll_create_~len 3))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6434#(<= |sll_create_#in~len| (+ sll_create_~len 4))} is VALID [2018-11-23 13:04:00,381 INFO L273 TraceCheckUtils]: 32: Hoare triple {6434#(<= |sll_create_#in~len| (+ sll_create_~len 4))} assume !(~len > 0); {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,381 INFO L273 TraceCheckUtils]: 33: Hoare triple {6435#(<= |sll_create_#in~len| 4)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,382 INFO L273 TraceCheckUtils]: 34: Hoare triple {6435#(<= |sll_create_#in~len| 4)} assume true; {6435#(<= |sll_create_#in~len| 4)} is VALID [2018-11-23 13:04:00,383 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {6435#(<= |sll_create_#in~len| 4)} {6429#(<= 5 main_~len~1)} #103#return; {6425#false} is VALID [2018-11-23 13:04:00,383 INFO L273 TraceCheckUtils]: 36: Hoare triple {6425#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {6425#false} is VALID [2018-11-23 13:04:00,383 INFO L256 TraceCheckUtils]: 37: Hoare triple {6425#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {6425#false} is VALID [2018-11-23 13:04:00,384 INFO L273 TraceCheckUtils]: 38: Hoare triple {6425#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {6425#false} is VALID [2018-11-23 13:04:00,384 INFO L273 TraceCheckUtils]: 39: Hoare triple {6425#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6425#false} is VALID [2018-11-23 13:04:00,384 INFO L273 TraceCheckUtils]: 40: Hoare triple {6425#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6425#false} is VALID [2018-11-23 13:04:00,384 INFO L273 TraceCheckUtils]: 41: Hoare triple {6425#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6425#false} is VALID [2018-11-23 13:04:00,384 INFO L273 TraceCheckUtils]: 42: Hoare triple {6425#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L273 TraceCheckUtils]: 43: Hoare triple {6425#false} assume !(~head.base != 0 || ~head.offset != 0); {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L273 TraceCheckUtils]: 44: Hoare triple {6425#false} #res := ~len~0; {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L273 TraceCheckUtils]: 45: Hoare triple {6425#false} assume true; {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L268 TraceCheckUtils]: 46: Hoare quadruple {6425#false} {6425#false} #105#return; {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L273 TraceCheckUtils]: 47: Hoare triple {6425#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {6425#false} is VALID [2018-11-23 13:04:00,385 INFO L273 TraceCheckUtils]: 48: Hoare triple {6425#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {6425#false} is VALID [2018-11-23 13:04:00,386 INFO L273 TraceCheckUtils]: 49: Hoare triple {6425#false} assume !false; {6425#false} is VALID [2018-11-23 13:04:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:04:00,406 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:04:00,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12 [2018-11-23 13:04:00,406 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 50 [2018-11-23 13:04:00,407 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:04:00,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-23 13:04:00,459 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:00,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 13:04:00,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 13:04:00,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:04:00,460 INFO L87 Difference]: Start difference. First operand 75 states and 86 transitions. Second operand 12 states. [2018-11-23 13:04:01,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:01,165 INFO L93 Difference]: Finished difference Result 85 states and 94 transitions. [2018-11-23 13:04:01,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 13:04:01,165 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 50 [2018-11-23 13:04:01,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:04:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 13:04:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 82 transitions. [2018-11-23 13:04:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 13:04:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 82 transitions. [2018-11-23 13:04:01,168 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 82 transitions. [2018-11-23 13:04:01,388 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:01,390 INFO L225 Difference]: With dead ends: 85 [2018-11-23 13:04:01,390 INFO L226 Difference]: Without dead ends: 67 [2018-11-23 13:04:01,390 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-11-23 13:04:01,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-11-23 13:04:01,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 61. [2018-11-23 13:04:01,658 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:04:01,658 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand 61 states. [2018-11-23 13:04:01,658 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand 61 states. [2018-11-23 13:04:01,658 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 61 states. [2018-11-23 13:04:01,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:01,661 INFO L93 Difference]: Finished difference Result 67 states and 76 transitions. [2018-11-23 13:04:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2018-11-23 13:04:01,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:01,662 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:01,662 INFO L74 IsIncluded]: Start isIncluded. First operand 61 states. Second operand 67 states. [2018-11-23 13:04:01,662 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 67 states. [2018-11-23 13:04:01,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:01,664 INFO L93 Difference]: Finished difference Result 67 states and 76 transitions. [2018-11-23 13:04:01,664 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2018-11-23 13:04:01,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:01,664 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:01,664 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:04:01,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:04:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-11-23 13:04:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 71 transitions. [2018-11-23 13:04:01,666 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 71 transitions. Word has length 50 [2018-11-23 13:04:01,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:04:01,666 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 71 transitions. [2018-11-23 13:04:01,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 13:04:01,667 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2018-11-23 13:04:01,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:04:01,667 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:04:01,668 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:04:01,668 INFO L423 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:04:01,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:04:01,668 INFO L82 PathProgramCache]: Analyzing trace with hash -902749951, now seen corresponding path program 11 times [2018-11-23 13:04:01,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:04:01,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:04:01,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:01,669 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:04:01,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:02,158 INFO L256 TraceCheckUtils]: 0: Hoare triple {6930#true} call ULTIMATE.init(); {6930#true} is VALID [2018-11-23 13:04:02,158 INFO L273 TraceCheckUtils]: 1: Hoare triple {6930#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {6930#true} is VALID [2018-11-23 13:04:02,158 INFO L273 TraceCheckUtils]: 2: Hoare triple {6930#true} assume true; {6930#true} is VALID [2018-11-23 13:04:02,158 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6930#true} {6930#true} #99#return; {6930#true} is VALID [2018-11-23 13:04:02,159 INFO L256 TraceCheckUtils]: 4: Hoare triple {6930#true} call #t~ret12 := main(); {6930#true} is VALID [2018-11-23 13:04:02,159 INFO L273 TraceCheckUtils]: 5: Hoare triple {6930#true} ~len~1 := 2; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,160 INFO L273 TraceCheckUtils]: 6: Hoare triple {6932#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,160 INFO L273 TraceCheckUtils]: 7: Hoare triple {6932#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,161 INFO L273 TraceCheckUtils]: 8: Hoare triple {6932#(<= main_~len~1 2)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,161 INFO L273 TraceCheckUtils]: 9: Hoare triple {6933#(<= main_~len~1 3)} #t~short8 := ~len~1 < 32; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,162 INFO L273 TraceCheckUtils]: 10: Hoare triple {6933#(<= main_~len~1 3)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,163 INFO L273 TraceCheckUtils]: 11: Hoare triple {6933#(<= main_~len~1 3)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,163 INFO L273 TraceCheckUtils]: 12: Hoare triple {6934#(<= main_~len~1 4)} #t~short8 := ~len~1 < 32; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,164 INFO L273 TraceCheckUtils]: 13: Hoare triple {6934#(<= main_~len~1 4)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,164 INFO L273 TraceCheckUtils]: 14: Hoare triple {6934#(<= main_~len~1 4)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,165 INFO L256 TraceCheckUtils]: 15: Hoare triple {6934#(<= main_~len~1 4)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {6930#true} is VALID [2018-11-23 13:04:02,165 INFO L273 TraceCheckUtils]: 16: Hoare triple {6930#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,166 INFO L273 TraceCheckUtils]: 17: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,166 INFO L273 TraceCheckUtils]: 18: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,167 INFO L273 TraceCheckUtils]: 19: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,168 INFO L273 TraceCheckUtils]: 20: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,168 INFO L273 TraceCheckUtils]: 21: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,170 INFO L273 TraceCheckUtils]: 22: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,170 INFO L273 TraceCheckUtils]: 23: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,171 INFO L273 TraceCheckUtils]: 24: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,172 INFO L273 TraceCheckUtils]: 25: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,172 INFO L273 TraceCheckUtils]: 26: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,173 INFO L273 TraceCheckUtils]: 27: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,174 INFO L273 TraceCheckUtils]: 28: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6939#(<= (+ sll_create_~len 4) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,175 INFO L273 TraceCheckUtils]: 29: Hoare triple {6939#(<= (+ sll_create_~len 4) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,175 INFO L273 TraceCheckUtils]: 30: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,176 INFO L273 TraceCheckUtils]: 31: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,177 INFO L273 TraceCheckUtils]: 32: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume !(~len > 0); {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,177 INFO L273 TraceCheckUtils]: 33: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,178 INFO L273 TraceCheckUtils]: 34: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume true; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,179 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {6940#(<= 5 |sll_create_#in~len|)} {6934#(<= main_~len~1 4)} #103#return; {6931#false} is VALID [2018-11-23 13:04:02,179 INFO L273 TraceCheckUtils]: 36: Hoare triple {6931#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {6931#false} is VALID [2018-11-23 13:04:02,179 INFO L256 TraceCheckUtils]: 37: Hoare triple {6931#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {6930#true} is VALID [2018-11-23 13:04:02,179 INFO L273 TraceCheckUtils]: 38: Hoare triple {6930#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {6930#true} is VALID [2018-11-23 13:04:02,180 INFO L273 TraceCheckUtils]: 39: Hoare triple {6930#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6930#true} is VALID [2018-11-23 13:04:02,180 INFO L273 TraceCheckUtils]: 40: Hoare triple {6930#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6930#true} is VALID [2018-11-23 13:04:02,180 INFO L273 TraceCheckUtils]: 41: Hoare triple {6930#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6930#true} is VALID [2018-11-23 13:04:02,180 INFO L273 TraceCheckUtils]: 42: Hoare triple {6930#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6930#true} is VALID [2018-11-23 13:04:02,180 INFO L273 TraceCheckUtils]: 43: Hoare triple {6930#true} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6930#true} is VALID [2018-11-23 13:04:02,181 INFO L273 TraceCheckUtils]: 44: Hoare triple {6930#true} assume !(~head.base != 0 || ~head.offset != 0); {6930#true} is VALID [2018-11-23 13:04:02,181 INFO L273 TraceCheckUtils]: 45: Hoare triple {6930#true} #res := ~len~0; {6930#true} is VALID [2018-11-23 13:04:02,181 INFO L273 TraceCheckUtils]: 46: Hoare triple {6930#true} assume true; {6930#true} is VALID [2018-11-23 13:04:02,181 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {6930#true} {6931#false} #105#return; {6931#false} is VALID [2018-11-23 13:04:02,181 INFO L273 TraceCheckUtils]: 48: Hoare triple {6931#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {6931#false} is VALID [2018-11-23 13:04:02,182 INFO L273 TraceCheckUtils]: 49: Hoare triple {6931#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {6931#false} is VALID [2018-11-23 13:04:02,182 INFO L273 TraceCheckUtils]: 50: Hoare triple {6931#false} assume !false; {6931#false} is VALID [2018-11-23 13:04:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:04:02,184 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:04:02,184 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:04:02,193 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-23 13:04:02,242 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-11-23 13:04:02,243 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:04:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:02,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:04:02,338 INFO L256 TraceCheckUtils]: 0: Hoare triple {6930#true} call ULTIMATE.init(); {6930#true} is VALID [2018-11-23 13:04:02,338 INFO L273 TraceCheckUtils]: 1: Hoare triple {6930#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {6930#true} is VALID [2018-11-23 13:04:02,339 INFO L273 TraceCheckUtils]: 2: Hoare triple {6930#true} assume true; {6930#true} is VALID [2018-11-23 13:04:02,339 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6930#true} {6930#true} #99#return; {6930#true} is VALID [2018-11-23 13:04:02,339 INFO L256 TraceCheckUtils]: 4: Hoare triple {6930#true} call #t~ret12 := main(); {6930#true} is VALID [2018-11-23 13:04:02,340 INFO L273 TraceCheckUtils]: 5: Hoare triple {6930#true} ~len~1 := 2; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,340 INFO L273 TraceCheckUtils]: 6: Hoare triple {6932#(<= main_~len~1 2)} #t~short8 := ~len~1 < 32; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,340 INFO L273 TraceCheckUtils]: 7: Hoare triple {6932#(<= main_~len~1 2)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6932#(<= main_~len~1 2)} is VALID [2018-11-23 13:04:02,341 INFO L273 TraceCheckUtils]: 8: Hoare triple {6932#(<= main_~len~1 2)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,341 INFO L273 TraceCheckUtils]: 9: Hoare triple {6933#(<= main_~len~1 3)} #t~short8 := ~len~1 < 32; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,342 INFO L273 TraceCheckUtils]: 10: Hoare triple {6933#(<= main_~len~1 3)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6933#(<= main_~len~1 3)} is VALID [2018-11-23 13:04:02,342 INFO L273 TraceCheckUtils]: 11: Hoare triple {6933#(<= main_~len~1 3)} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,342 INFO L273 TraceCheckUtils]: 12: Hoare triple {6934#(<= main_~len~1 4)} #t~short8 := ~len~1 < 32; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,343 INFO L273 TraceCheckUtils]: 13: Hoare triple {6934#(<= main_~len~1 4)} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,343 INFO L273 TraceCheckUtils]: 14: Hoare triple {6934#(<= main_~len~1 4)} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {6934#(<= main_~len~1 4)} is VALID [2018-11-23 13:04:02,343 INFO L256 TraceCheckUtils]: 15: Hoare triple {6934#(<= main_~len~1 4)} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {6930#true} is VALID [2018-11-23 13:04:02,344 INFO L273 TraceCheckUtils]: 16: Hoare triple {6930#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,365 INFO L273 TraceCheckUtils]: 17: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,365 INFO L273 TraceCheckUtils]: 18: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6935#(<= sll_create_~len |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,366 INFO L273 TraceCheckUtils]: 19: Hoare triple {6935#(<= sll_create_~len |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,367 INFO L273 TraceCheckUtils]: 20: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,367 INFO L273 TraceCheckUtils]: 21: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,368 INFO L273 TraceCheckUtils]: 22: Hoare triple {6936#(<= (+ sll_create_~len 1) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,368 INFO L273 TraceCheckUtils]: 23: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,369 INFO L273 TraceCheckUtils]: 24: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,370 INFO L273 TraceCheckUtils]: 25: Hoare triple {6937#(<= (+ sll_create_~len 2) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,371 INFO L273 TraceCheckUtils]: 26: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,371 INFO L273 TraceCheckUtils]: 27: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,372 INFO L273 TraceCheckUtils]: 28: Hoare triple {6938#(<= (+ sll_create_~len 3) |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6939#(<= (+ sll_create_~len 4) |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,373 INFO L273 TraceCheckUtils]: 29: Hoare triple {6939#(<= (+ sll_create_~len 4) |sll_create_#in~len|)} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,374 INFO L273 TraceCheckUtils]: 30: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,374 INFO L273 TraceCheckUtils]: 31: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,375 INFO L273 TraceCheckUtils]: 32: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume !(~len > 0); {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,375 INFO L273 TraceCheckUtils]: 33: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,376 INFO L273 TraceCheckUtils]: 34: Hoare triple {6940#(<= 5 |sll_create_#in~len|)} assume true; {6940#(<= 5 |sll_create_#in~len|)} is VALID [2018-11-23 13:04:02,377 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {6940#(<= 5 |sll_create_#in~len|)} {6934#(<= main_~len~1 4)} #103#return; {6931#false} is VALID [2018-11-23 13:04:02,377 INFO L273 TraceCheckUtils]: 36: Hoare triple {6931#false} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {6931#false} is VALID [2018-11-23 13:04:02,378 INFO L256 TraceCheckUtils]: 37: Hoare triple {6931#false} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {6931#false} is VALID [2018-11-23 13:04:02,378 INFO L273 TraceCheckUtils]: 38: Hoare triple {6931#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {6931#false} is VALID [2018-11-23 13:04:02,378 INFO L273 TraceCheckUtils]: 39: Hoare triple {6931#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6931#false} is VALID [2018-11-23 13:04:02,378 INFO L273 TraceCheckUtils]: 40: Hoare triple {6931#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6931#false} is VALID [2018-11-23 13:04:02,378 INFO L273 TraceCheckUtils]: 41: Hoare triple {6931#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6931#false} is VALID [2018-11-23 13:04:02,379 INFO L273 TraceCheckUtils]: 42: Hoare triple {6931#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6931#false} is VALID [2018-11-23 13:04:02,379 INFO L273 TraceCheckUtils]: 43: Hoare triple {6931#false} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {6931#false} is VALID [2018-11-23 13:04:02,379 INFO L273 TraceCheckUtils]: 44: Hoare triple {6931#false} assume !(~head.base != 0 || ~head.offset != 0); {6931#false} is VALID [2018-11-23 13:04:02,379 INFO L273 TraceCheckUtils]: 45: Hoare triple {6931#false} #res := ~len~0; {6931#false} is VALID [2018-11-23 13:04:02,379 INFO L273 TraceCheckUtils]: 46: Hoare triple {6931#false} assume true; {6931#false} is VALID [2018-11-23 13:04:02,380 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {6931#false} {6931#false} #105#return; {6931#false} is VALID [2018-11-23 13:04:02,380 INFO L273 TraceCheckUtils]: 48: Hoare triple {6931#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {6931#false} is VALID [2018-11-23 13:04:02,380 INFO L273 TraceCheckUtils]: 49: Hoare triple {6931#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {6931#false} is VALID [2018-11-23 13:04:02,380 INFO L273 TraceCheckUtils]: 50: Hoare triple {6931#false} assume !false; {6931#false} is VALID [2018-11-23 13:04:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:04:02,401 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:04:02,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11 [2018-11-23 13:04:02,402 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 51 [2018-11-23 13:04:02,402 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:04:02,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2018-11-23 13:04:02,853 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:02,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 13:04:02,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 13:04:02,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:04:02,854 INFO L87 Difference]: Start difference. First operand 61 states and 71 transitions. Second operand 11 states. [2018-11-23 13:04:05,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:05,600 INFO L93 Difference]: Finished difference Result 78 states and 87 transitions. [2018-11-23 13:04:05,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 13:04:05,600 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 51 [2018-11-23 13:04:05,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:04:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-23 13:04:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 70 transitions. [2018-11-23 13:04:05,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-23 13:04:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 70 transitions. [2018-11-23 13:04:05,603 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 70 transitions. [2018-11-23 13:04:05,735 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:05,737 INFO L225 Difference]: With dead ends: 78 [2018-11-23 13:04:05,737 INFO L226 Difference]: Without dead ends: 58 [2018-11-23 13:04:05,738 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:04:05,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-23 13:04:06,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2018-11-23 13:04:06,038 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:04:06,038 INFO L82 GeneralOperation]: Start isEquivalent. First operand 58 states. Second operand 54 states. [2018-11-23 13:04:06,038 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 54 states. [2018-11-23 13:04:06,039 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 54 states. [2018-11-23 13:04:06,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:06,041 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2018-11-23 13:04:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2018-11-23 13:04:06,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:06,041 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:06,042 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 58 states. [2018-11-23 13:04:06,042 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 58 states. [2018-11-23 13:04:06,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:06,043 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2018-11-23 13:04:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2018-11-23 13:04:06,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:06,044 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:06,044 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:04:06,044 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:04:06,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-23 13:04:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-11-23 13:04:06,045 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 51 [2018-11-23 13:04:06,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:04:06,045 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-11-23 13:04:06,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 13:04:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-11-23 13:04:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:04:06,046 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:04:06,046 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:04:06,046 INFO L423 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:04:06,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:04:06,047 INFO L82 PathProgramCache]: Analyzing trace with hash -244303009, now seen corresponding path program 12 times [2018-11-23 13:04:06,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:04:06,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:04:06,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:06,048 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:04:06,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:07,587 INFO L256 TraceCheckUtils]: 0: Hoare triple {7402#true} call ULTIMATE.init(); {7402#true} is VALID [2018-11-23 13:04:07,588 INFO L273 TraceCheckUtils]: 1: Hoare triple {7402#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {7402#true} is VALID [2018-11-23 13:04:07,588 INFO L273 TraceCheckUtils]: 2: Hoare triple {7402#true} assume true; {7402#true} is VALID [2018-11-23 13:04:07,588 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7402#true} {7402#true} #99#return; {7402#true} is VALID [2018-11-23 13:04:07,588 INFO L256 TraceCheckUtils]: 4: Hoare triple {7402#true} call #t~ret12 := main(); {7402#true} is VALID [2018-11-23 13:04:07,588 INFO L273 TraceCheckUtils]: 5: Hoare triple {7402#true} ~len~1 := 2; {7402#true} is VALID [2018-11-23 13:04:07,589 INFO L273 TraceCheckUtils]: 6: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:07,589 INFO L273 TraceCheckUtils]: 7: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:07,589 INFO L273 TraceCheckUtils]: 8: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:07,589 INFO L273 TraceCheckUtils]: 9: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:07,589 INFO L273 TraceCheckUtils]: 10: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:07,590 INFO L273 TraceCheckUtils]: 11: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:07,590 INFO L273 TraceCheckUtils]: 12: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:07,590 INFO L273 TraceCheckUtils]: 13: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:07,590 INFO L273 TraceCheckUtils]: 14: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:07,590 INFO L273 TraceCheckUtils]: 15: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:07,591 INFO L273 TraceCheckUtils]: 16: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:07,591 INFO L273 TraceCheckUtils]: 17: Hoare triple {7402#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:07,591 INFO L256 TraceCheckUtils]: 18: Hoare triple {7402#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {7402#true} is VALID [2018-11-23 13:04:07,591 INFO L273 TraceCheckUtils]: 19: Hoare triple {7402#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {7402#true} is VALID [2018-11-23 13:04:07,593 INFO L273 TraceCheckUtils]: 20: Hoare triple {7402#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7404#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:04:07,593 INFO L273 TraceCheckUtils]: 21: Hoare triple {7404#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7404#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:04:07,594 INFO L273 TraceCheckUtils]: 22: Hoare triple {7404#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7405#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:04:07,595 INFO L273 TraceCheckUtils]: 23: Hoare triple {7405#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:07,595 INFO L273 TraceCheckUtils]: 24: Hoare triple {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:07,596 INFO L273 TraceCheckUtils]: 25: Hoare triple {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7407#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:04:07,598 INFO L273 TraceCheckUtils]: 26: Hoare triple {7407#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7408#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:07,599 INFO L273 TraceCheckUtils]: 27: Hoare triple {7408#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7408#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:07,600 INFO L273 TraceCheckUtils]: 28: Hoare triple {7408#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~new_head~0.base) 1) (= sll_create_~head~0.offset 0) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7409#(and (= (select |#valid| sll_create_~head~0.base) 1) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 sll_create_~head~0.offset) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:07,602 INFO L273 TraceCheckUtils]: 29: Hoare triple {7409#(and (= (select |#valid| sll_create_~head~0.base) 1) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (= 0 sll_create_~head~0.offset) (not (= 0 sll_create_~head~0.base)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7410#(and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (or (and (not (= 0 sll_create_~head~0.base)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (and (not (= 0 sll_create_~new_head~0.base)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:04:07,604 INFO L273 TraceCheckUtils]: 30: Hoare triple {7410#(and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (or (and (not (= 0 sll_create_~head~0.base)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (and (not (= 0 sll_create_~new_head~0.base)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7410#(and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (or (and (not (= 0 sll_create_~head~0.base)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (and (not (= 0 sll_create_~new_head~0.base)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} is VALID [2018-11-23 13:04:07,606 INFO L273 TraceCheckUtils]: 31: Hoare triple {7410#(and (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (or (and (not (= 0 sll_create_~head~0.base)) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset))) (and (not (= 0 sll_create_~new_head~0.base)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7411#(and (= (select |#valid| sll_create_~head~0.base) 1) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (not (= 0 sll_create_~head~0.base))) (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} is VALID [2018-11-23 13:04:07,609 INFO L273 TraceCheckUtils]: 32: Hoare triple {7411#(and (= (select |#valid| sll_create_~head~0.base) 1) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (not (= 0 sll_create_~head~0.base))) (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7412#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:04:07,610 INFO L273 TraceCheckUtils]: 33: Hoare triple {7412#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7412#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} is VALID [2018-11-23 13:04:07,612 INFO L273 TraceCheckUtils]: 34: Hoare triple {7412#(and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7413#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))))} is VALID [2018-11-23 13:04:07,612 INFO L273 TraceCheckUtils]: 35: Hoare triple {7413#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))))} assume !(~len > 0); {7413#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))))} is VALID [2018-11-23 13:04:07,613 INFO L273 TraceCheckUtils]: 36: Hoare triple {7413#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7414#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:04:07,614 INFO L273 TraceCheckUtils]: 37: Hoare triple {7414#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} assume true; {7414#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} is VALID [2018-11-23 13:04:07,616 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {7414#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))} {7402#true} #103#return; {7415#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} is VALID [2018-11-23 13:04:07,618 INFO L273 TraceCheckUtils]: 39: Hoare triple {7415#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {7416#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} is VALID [2018-11-23 13:04:07,618 INFO L256 TraceCheckUtils]: 40: Hoare triple {7416#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {7402#true} is VALID [2018-11-23 13:04:07,619 INFO L273 TraceCheckUtils]: 41: Hoare triple {7402#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {7417#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:04:07,620 INFO L273 TraceCheckUtils]: 42: Hoare triple {7417#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7418#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:04:07,621 INFO L273 TraceCheckUtils]: 43: Hoare triple {7418#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7419#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:04:07,622 INFO L273 TraceCheckUtils]: 44: Hoare triple {7419#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7420#(or (and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:07,624 INFO L273 TraceCheckUtils]: 45: Hoare triple {7420#(or (and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7421#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:07,625 INFO L273 TraceCheckUtils]: 46: Hoare triple {7421#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !(~head.base != 0 || ~head.offset != 0); {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:07,625 INFO L273 TraceCheckUtils]: 47: Hoare triple {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} #res := ~len~0; {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:07,626 INFO L273 TraceCheckUtils]: 48: Hoare triple {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume true; {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:07,628 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {7422#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} {7416#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))))))} #105#return; {7403#false} is VALID [2018-11-23 13:04:07,628 INFO L273 TraceCheckUtils]: 50: Hoare triple {7403#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {7403#false} is VALID [2018-11-23 13:04:07,628 INFO L273 TraceCheckUtils]: 51: Hoare triple {7403#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {7403#false} is VALID [2018-11-23 13:04:07,628 INFO L273 TraceCheckUtils]: 52: Hoare triple {7403#false} assume !false; {7403#false} is VALID [2018-11-23 13:04:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:04:07,640 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:04:07,640 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:04:07,649 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-23 13:04:07,703 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-11-23 13:04:07,703 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:04:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:07,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:04:07,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:04:07,760 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,769 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,769 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:13 [2018-11-23 13:04:07,773 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:07,773 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_29|]. (and (= sll_create_~new_head~0.offset 0) (= |#valid| (store |v_#valid_29| sll_create_~new_head~0.base 1)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:04:07,773 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= 0 sll_create_~head~0.base))) [2018-11-23 13:04:07,806 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:04:07,811 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:07,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,815 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,826 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-11-23 13:04:07,830 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:07,830 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_24|, v_sll_create_~head~0.base_20]. (and (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 v_sll_create_~head~0.base_20)) (= (store |v_#memory_$Pointer$.base_24| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_24| sll_create_~head~0.base) 0 v_sll_create_~head~0.base_20)) |#memory_$Pointer$.base|) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:04:07,831 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:04:07,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:07,850 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:07,851 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-23 13:04:07,853 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,869 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,869 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:29 [2018-11-23 13:04:07,873 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:07,873 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_30|]. (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= |#valid| (store |v_#valid_30| sll_create_~new_head~0.base 1)) (= 1 (select |v_#valid_30| sll_create_~head~0.base)) (= (select |v_#valid_30| sll_create_~new_head~0.base) 0) (= sll_create_~head~0.offset 0)) [2018-11-23 13:04:07,873 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:04:07,948 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-23 13:04:07,954 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:07,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,962 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,985 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:04:07,989 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:07,990 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:07,993 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,011 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:45 [2018-11-23 13:04:08,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,095 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,096 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,098 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-11-23 13:04:08,112 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,138 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:63, output treesize:69 [2018-11-23 13:04:08,143 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:08,143 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_31|]. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0))) (= sll_create_~new_head~0.offset 0) (= (select |v_#valid_31| sll_create_~head~0.base) 1) (not (= .cse0 sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= 0 (select |v_#valid_31| sll_create_~new_head~0.base)) (= (select |v_#valid_31| .cse0) 1) (= |#valid| (store |v_#valid_31| sll_create_~new_head~0.base 1)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset))) [2018-11-23 13:04:08,143 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0))) (= sll_create_~new_head~0.offset 0) (not (= .cse0 sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= .cse0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| .cse0)))) [2018-11-23 13:04:08,271 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,274 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 62 [2018-11-23 13:04:08,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-11-23 13:04:08,285 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,337 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,343 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-11-23 13:04:08,347 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:08,348 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,356 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,385 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:97 [2018-11-23 13:04:08,392 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:08,392 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_26|, v_sll_create_~head~0.base_22, |v_#memory_$Pointer$.offset_22|]. (let ((.cse0 (select (select |v_#memory_$Pointer$.base_26| v_sll_create_~head~0.base_22) 0))) (and (not (= sll_create_~head~0.base 0)) (not (= .cse0 v_sll_create_~head~0.base_22)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_26| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.base_26| sll_create_~head~0.base) 0 v_sll_create_~head~0.base_22))) (not (= sll_create_~head~0.base v_sll_create_~head~0.base_22)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= .cse0 sll_create_~head~0.base)) (= 0 (select (select |v_#memory_$Pointer$.offset_22| v_sll_create_~head~0.base_22) 0)) (not (= 0 (select (select |v_#memory_$Pointer$.base_26| .cse0) 0))) (= 1 (select |#valid| v_sll_create_~head~0.base_22)) (= 0 sll_create_~head~0.offset) (= (select |#valid| .cse0) 1) (= (store |v_#memory_$Pointer$.offset_22| sll_create_~head~0.base (store (select |v_#memory_$Pointer$.offset_22| sll_create_~head~0.base) 0 0)) |#memory_$Pointer$.offset|))) [2018-11-23 13:04:08,392 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse1 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 0))) (and (not (= sll_create_~head~0.base 0)) (not (= (select (select |#memory_$Pointer$.base| .cse0) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select |#valid| .cse0) 1) (not (= .cse1 .cse0)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| .cse1) 0) 0) (not (= sll_create_~head~0.base .cse0)) (= 1 (select |#valid| .cse1))))) [2018-11-23 13:04:08,500 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,502 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,503 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,505 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,506 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-11-23 13:04:08,510 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,539 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,539 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:97 [2018-11-23 13:04:08,769 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,775 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,776 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,788 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 116 [2018-11-23 13:04:08,801 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-11-23 13:04:08,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,866 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,867 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,869 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:08,880 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-23 13:04:08,902 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:08,903 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,916 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:08,945 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:116, output treesize:125 [2018-11-23 13:04:09,104 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-11-23 13:04:11,282 INFO L256 TraceCheckUtils]: 0: Hoare triple {7402#true} call ULTIMATE.init(); {7402#true} is VALID [2018-11-23 13:04:11,282 INFO L273 TraceCheckUtils]: 1: Hoare triple {7402#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {7402#true} is VALID [2018-11-23 13:04:11,282 INFO L273 TraceCheckUtils]: 2: Hoare triple {7402#true} assume true; {7402#true} is VALID [2018-11-23 13:04:11,282 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7402#true} {7402#true} #99#return; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L256 TraceCheckUtils]: 4: Hoare triple {7402#true} call #t~ret12 := main(); {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 5: Hoare triple {7402#true} ~len~1 := 2; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 6: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 7: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 8: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 9: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 10: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 11: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:11,283 INFO L273 TraceCheckUtils]: 12: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L273 TraceCheckUtils]: 13: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L273 TraceCheckUtils]: 14: Hoare triple {7402#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L273 TraceCheckUtils]: 15: Hoare triple {7402#true} #t~short8 := ~len~1 < 32; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L273 TraceCheckUtils]: 16: Hoare triple {7402#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L273 TraceCheckUtils]: 17: Hoare triple {7402#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {7402#true} is VALID [2018-11-23 13:04:11,284 INFO L256 TraceCheckUtils]: 18: Hoare triple {7402#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {7402#true} is VALID [2018-11-23 13:04:11,285 INFO L273 TraceCheckUtils]: 19: Hoare triple {7402#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {7402#true} is VALID [2018-11-23 13:04:11,285 INFO L273 TraceCheckUtils]: 20: Hoare triple {7402#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7404#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:04:11,286 INFO L273 TraceCheckUtils]: 21: Hoare triple {7404#(not (= 0 sll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7404#(not (= 0 sll_create_~new_head~0.base))} is VALID [2018-11-23 13:04:11,287 INFO L273 TraceCheckUtils]: 22: Hoare triple {7404#(not (= 0 sll_create_~new_head~0.base))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7405#(not (= 0 sll_create_~head~0.base))} is VALID [2018-11-23 13:04:11,287 INFO L273 TraceCheckUtils]: 23: Hoare triple {7405#(not (= 0 sll_create_~head~0.base))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:11,288 INFO L273 TraceCheckUtils]: 24: Hoare triple {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:11,289 INFO L273 TraceCheckUtils]: 25: Hoare triple {7406#(and (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~new_head~0.base) 1) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7407#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:04:11,290 INFO L273 TraceCheckUtils]: 26: Hoare triple {7407#(and (= (select |#valid| sll_create_~head~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~head~0.offset 0))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7504#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:04:11,291 INFO L273 TraceCheckUtils]: 27: Hoare triple {7504#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7504#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} is VALID [2018-11-23 13:04:11,293 INFO L273 TraceCheckUtils]: 28: Hoare triple {7504#(and (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset))) (= sll_create_~new_head~0.offset 0) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.offset 0))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7511#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:11,295 INFO L273 TraceCheckUtils]: 29: Hoare triple {7511#(and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7515#(and (= sll_create_~new_head~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:11,296 INFO L273 TraceCheckUtils]: 30: Hoare triple {7515#(and (= sll_create_~new_head~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7515#(and (= sll_create_~new_head~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:11,298 INFO L273 TraceCheckUtils]: 31: Hoare triple {7515#(and (= sll_create_~new_head~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= 0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7522#(and (not (= sll_create_~head~0.base 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:11,300 INFO L273 TraceCheckUtils]: 32: Hoare triple {7522#(and (not (= sll_create_~head~0.base 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7526#(and (not (= sll_create_~head~0.base 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))))} is VALID [2018-11-23 13:04:11,302 INFO L273 TraceCheckUtils]: 33: Hoare triple {7526#(and (not (= sll_create_~head~0.base 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7526#(and (not (= sll_create_~head~0.base 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))))} is VALID [2018-11-23 13:04:11,304 INFO L273 TraceCheckUtils]: 34: Hoare triple {7526#(and (not (= sll_create_~head~0.base 0)) (= sll_create_~new_head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7533#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:04:11,305 INFO L273 TraceCheckUtils]: 35: Hoare triple {7533#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} assume !(~len > 0); {7533#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:04:11,307 INFO L273 TraceCheckUtils]: 36: Hoare triple {7533#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0)) 0))) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 0)) 0))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7540#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= |sll_create_#res.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} is VALID [2018-11-23 13:04:11,308 INFO L273 TraceCheckUtils]: 37: Hoare triple {7540#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= |sll_create_#res.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} assume true; {7540#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= |sll_create_#res.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} is VALID [2018-11-23 13:04:11,311 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {7540#(and (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0) |sll_create_#res.base|)) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))) (= |sll_create_#res.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 0)) 0)) 0))))} {7402#true} #103#return; {7547#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) |main_#t~ret10.base|)) (= |main_#t~ret10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) 0) 0))} is VALID [2018-11-23 13:04:11,313 INFO L273 TraceCheckUtils]: 39: Hoare triple {7547#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) |main_#t~ret10.base|)) (= |main_#t~ret10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) 0)) 0)) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) 0) 0))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {7551#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= main_~s~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} is VALID [2018-11-23 13:04:11,315 INFO L256 TraceCheckUtils]: 40: Hoare triple {7551#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= main_~s~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {7555#(exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))} is VALID [2018-11-23 13:04:11,317 INFO L273 TraceCheckUtils]: 41: Hoare triple {7555#(exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {7559#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))))} is VALID [2018-11-23 13:04:11,319 INFO L273 TraceCheckUtils]: 42: Hoare triple {7559#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= |sll_length_#in~head.base| sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7563#(or (and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (not (= 0 |sll_length_#in~head.base|)) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))))} is VALID [2018-11-23 13:04:11,323 INFO L273 TraceCheckUtils]: 43: Hoare triple {7563#(or (and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (= (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|) sll_length_~head.base) (not (= 0 |sll_length_#in~head.base|)) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7567#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)))} is VALID [2018-11-23 13:04:11,326 INFO L273 TraceCheckUtils]: 44: Hoare triple {7567#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) sll_length_~head.base)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7571#(or (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)) (and (not (= 0 |sll_length_#in~head.offset|)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)))} is VALID [2018-11-23 13:04:11,330 INFO L273 TraceCheckUtils]: 45: Hoare triple {7571#(or (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)) (and (not (= 0 |sll_length_#in~head.offset|)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) sll_length_~head.base)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7575#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (not (= 0 |sll_length_#in~head.offset|)) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|))))} is VALID [2018-11-23 13:04:11,334 INFO L273 TraceCheckUtils]: 46: Hoare triple {7575#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (not (= 0 |sll_length_#in~head.offset|)) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) sll_length_~head.base) (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|))))} assume !(~head.base != 0 || ~head.offset != 0); {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} is VALID [2018-11-23 13:04:11,335 INFO L273 TraceCheckUtils]: 47: Hoare triple {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} #res := ~len~0; {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} is VALID [2018-11-23 13:04:11,336 INFO L273 TraceCheckUtils]: 48: Hoare triple {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} assume true; {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} is VALID [2018-11-23 13:04:11,340 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {7579#(or (and (not (= 0 |sll_length_#in~head.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (exists ((v_main_~s~0.base_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) v_main_~s~0.base_BEFORE_CALL_7)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_7) 0)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_7) 0)) 0)))))) (and (exists ((v_prenex_16 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| v_prenex_16) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| v_prenex_16) 0))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_16) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_16) 0)) 0)) 0) v_prenex_16)))) (not (= 0 |sll_length_#in~head.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))} {7551#(and (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) 0) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0) main_~s~0.base)) (= main_~s~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) 0)) 0)) 0))))} #105#return; {7403#false} is VALID [2018-11-23 13:04:11,340 INFO L273 TraceCheckUtils]: 50: Hoare triple {7403#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {7403#false} is VALID [2018-11-23 13:04:11,340 INFO L273 TraceCheckUtils]: 51: Hoare triple {7403#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {7403#false} is VALID [2018-11-23 13:04:11,340 INFO L273 TraceCheckUtils]: 52: Hoare triple {7403#false} assume !false; {7403#false} is VALID [2018-11-23 13:04:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:04:11,380 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:04:11,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22] total 37 [2018-11-23 13:04:11,381 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 53 [2018-11-23 13:04:11,381 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:04:11,381 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states. [2018-11-23 13:04:11,545 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:11,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-11-23 13:04:11,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-11-23 13:04:11,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2018-11-23 13:04:11,546 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 37 states. [2018-11-23 13:04:13,843 WARN L180 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2018-11-23 13:04:14,121 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 57 [2018-11-23 13:04:14,569 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 60 [2018-11-23 13:04:15,038 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 61 [2018-11-23 13:04:15,513 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 90 [2018-11-23 13:04:18,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:18,183 INFO L93 Difference]: Finished difference Result 64 states and 70 transitions. [2018-11-23 13:04:18,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-23 13:04:18,183 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 53 [2018-11-23 13:04:18,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:04:18,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 13:04:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 58 transitions. [2018-11-23 13:04:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 13:04:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 58 transitions. [2018-11-23 13:04:18,186 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states and 58 transitions. [2018-11-23 13:04:18,312 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:18,313 INFO L225 Difference]: With dead ends: 64 [2018-11-23 13:04:18,313 INFO L226 Difference]: Without dead ends: 57 [2018-11-23 13:04:18,315 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=282, Invalid=2070, Unknown=0, NotChecked=0, Total=2352 [2018-11-23 13:04:18,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-23 13:04:18,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55. [2018-11-23 13:04:18,615 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:04:18,615 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 55 states. [2018-11-23 13:04:18,615 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 55 states. [2018-11-23 13:04:18,616 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 55 states. [2018-11-23 13:04:18,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:18,618 INFO L93 Difference]: Finished difference Result 57 states and 63 transitions. [2018-11-23 13:04:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2018-11-23 13:04:18,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:18,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:18,618 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 57 states. [2018-11-23 13:04:18,619 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 57 states. [2018-11-23 13:04:18,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:18,620 INFO L93 Difference]: Finished difference Result 57 states and 63 transitions. [2018-11-23 13:04:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2018-11-23 13:04:18,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:18,621 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:18,621 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:04:18,621 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:04:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-23 13:04:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 61 transitions. [2018-11-23 13:04:18,622 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 61 transitions. Word has length 53 [2018-11-23 13:04:18,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:04:18,623 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 61 transitions. [2018-11-23 13:04:18,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-11-23 13:04:18,623 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2018-11-23 13:04:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:04:18,623 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:04:18,624 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:04:18,624 INFO L423 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:04:18,624 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:04:18,624 INFO L82 PathProgramCache]: Analyzing trace with hash -859684739, now seen corresponding path program 13 times [2018-11-23 13:04:18,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:04:18,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:04:18,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:18,625 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 13:04:18,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:19,911 INFO L256 TraceCheckUtils]: 0: Hoare triple {7905#true} call ULTIMATE.init(); {7905#true} is VALID [2018-11-23 13:04:19,911 INFO L273 TraceCheckUtils]: 1: Hoare triple {7905#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {7905#true} is VALID [2018-11-23 13:04:19,911 INFO L273 TraceCheckUtils]: 2: Hoare triple {7905#true} assume true; {7905#true} is VALID [2018-11-23 13:04:19,911 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7905#true} {7905#true} #99#return; {7905#true} is VALID [2018-11-23 13:04:19,911 INFO L256 TraceCheckUtils]: 4: Hoare triple {7905#true} call #t~ret12 := main(); {7905#true} is VALID [2018-11-23 13:04:19,912 INFO L273 TraceCheckUtils]: 5: Hoare triple {7905#true} ~len~1 := 2; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:19,914 INFO L273 TraceCheckUtils]: 6: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:19,914 INFO L273 TraceCheckUtils]: 7: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:19,915 INFO L273 TraceCheckUtils]: 8: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:19,916 INFO L273 TraceCheckUtils]: 9: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:19,916 INFO L273 TraceCheckUtils]: 10: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:19,918 INFO L273 TraceCheckUtils]: 11: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:19,918 INFO L273 TraceCheckUtils]: 12: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #t~short8 := ~len~1 < 32; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:19,920 INFO L273 TraceCheckUtils]: 13: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:19,920 INFO L273 TraceCheckUtils]: 14: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,922 INFO L273 TraceCheckUtils]: 15: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #t~short8 := ~len~1 < 32; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,922 INFO L273 TraceCheckUtils]: 16: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,924 INFO L273 TraceCheckUtils]: 17: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,924 INFO L256 TraceCheckUtils]: 18: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {7905#true} is VALID [2018-11-23 13:04:19,924 INFO L273 TraceCheckUtils]: 19: Hoare triple {7905#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {7905#true} is VALID [2018-11-23 13:04:19,924 INFO L273 TraceCheckUtils]: 20: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:19,924 INFO L273 TraceCheckUtils]: 21: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 22: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 23: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 24: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 25: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 26: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 27: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 28: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 29: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:19,925 INFO L273 TraceCheckUtils]: 30: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 31: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 32: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 33: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 34: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 35: Hoare triple {7905#true} assume !(~len > 0); {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 36: Hoare triple {7905#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7905#true} is VALID [2018-11-23 13:04:19,926 INFO L273 TraceCheckUtils]: 37: Hoare triple {7905#true} assume true; {7905#true} is VALID [2018-11-23 13:04:19,927 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {7905#true} {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #103#return; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,928 INFO L273 TraceCheckUtils]: 39: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:19,928 INFO L256 TraceCheckUtils]: 40: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {7905#true} is VALID [2018-11-23 13:04:19,928 INFO L273 TraceCheckUtils]: 41: Hoare triple {7905#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {7911#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:04:19,931 INFO L273 TraceCheckUtils]: 42: Hoare triple {7911#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7912#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:04:19,931 INFO L273 TraceCheckUtils]: 43: Hoare triple {7912#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7913#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:04:19,934 INFO L273 TraceCheckUtils]: 44: Hoare triple {7913#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7914#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:04:19,934 INFO L273 TraceCheckUtils]: 45: Hoare triple {7914#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7915#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:04:19,936 INFO L273 TraceCheckUtils]: 46: Hoare triple {7915#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} is VALID [2018-11-23 13:04:19,936 INFO L273 TraceCheckUtils]: 47: Hoare triple {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} assume !(~head.base != 0 || ~head.offset != 0); {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} is VALID [2018-11-23 13:04:19,938 INFO L273 TraceCheckUtils]: 48: Hoare triple {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} #res := ~len~0; {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} is VALID [2018-11-23 13:04:19,938 INFO L273 TraceCheckUtils]: 49: Hoare triple {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} assume true; {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} is VALID [2018-11-23 13:04:19,940 INFO L268 TraceCheckUtils]: 50: Hoare quadruple {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #105#return; {7918#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:04:19,940 INFO L273 TraceCheckUtils]: 51: Hoare triple {7918#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {7918#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} is VALID [2018-11-23 13:04:19,941 INFO L273 TraceCheckUtils]: 52: Hoare triple {7918#(and (< |main_#t~ret11| (+ main_~len~1 1)) (<= main_~len~1 |main_#t~ret11|))} assume ~len~1 != #t~ret11;havoc #t~ret11; {7906#false} is VALID [2018-11-23 13:04:19,941 INFO L273 TraceCheckUtils]: 53: Hoare triple {7906#false} assume !false; {7906#false} is VALID [2018-11-23 13:04:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 13:04:19,944 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:04:19,944 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:04:19,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:04:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:20,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:04:20,145 INFO L256 TraceCheckUtils]: 0: Hoare triple {7905#true} call ULTIMATE.init(); {7905#true} is VALID [2018-11-23 13:04:20,145 INFO L273 TraceCheckUtils]: 1: Hoare triple {7905#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {7905#true} is VALID [2018-11-23 13:04:20,145 INFO L273 TraceCheckUtils]: 2: Hoare triple {7905#true} assume true; {7905#true} is VALID [2018-11-23 13:04:20,145 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7905#true} {7905#true} #99#return; {7905#true} is VALID [2018-11-23 13:04:20,146 INFO L256 TraceCheckUtils]: 4: Hoare triple {7905#true} call #t~ret12 := main(); {7905#true} is VALID [2018-11-23 13:04:20,146 INFO L273 TraceCheckUtils]: 5: Hoare triple {7905#true} ~len~1 := 2; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:20,147 INFO L273 TraceCheckUtils]: 6: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} #t~short8 := ~len~1 < 32; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:20,147 INFO L273 TraceCheckUtils]: 7: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} is VALID [2018-11-23 13:04:20,148 INFO L273 TraceCheckUtils]: 8: Hoare triple {7907#(and (<= 2 main_~len~1) (<= main_~len~1 2))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:20,148 INFO L273 TraceCheckUtils]: 9: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} #t~short8 := ~len~1 < 32; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:20,149 INFO L273 TraceCheckUtils]: 10: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} is VALID [2018-11-23 13:04:20,149 INFO L273 TraceCheckUtils]: 11: Hoare triple {7908#(and (<= 3 main_~len~1) (<= main_~len~1 3))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:20,150 INFO L273 TraceCheckUtils]: 12: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} #t~short8 := ~len~1 < 32; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:20,151 INFO L273 TraceCheckUtils]: 13: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} is VALID [2018-11-23 13:04:20,152 INFO L273 TraceCheckUtils]: 14: Hoare triple {7909#(and (<= 4 main_~len~1) (<= main_~len~1 4))} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,152 INFO L273 TraceCheckUtils]: 15: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #t~short8 := ~len~1 < 32; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,153 INFO L273 TraceCheckUtils]: 16: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,154 INFO L273 TraceCheckUtils]: 17: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,154 INFO L256 TraceCheckUtils]: 18: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {7905#true} is VALID [2018-11-23 13:04:20,154 INFO L273 TraceCheckUtils]: 19: Hoare triple {7905#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {7905#true} is VALID [2018-11-23 13:04:20,154 INFO L273 TraceCheckUtils]: 20: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:20,155 INFO L273 TraceCheckUtils]: 21: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,155 INFO L273 TraceCheckUtils]: 22: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:20,155 INFO L273 TraceCheckUtils]: 23: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:20,155 INFO L273 TraceCheckUtils]: 24: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,155 INFO L273 TraceCheckUtils]: 25: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:20,156 INFO L273 TraceCheckUtils]: 26: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:20,156 INFO L273 TraceCheckUtils]: 27: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,156 INFO L273 TraceCheckUtils]: 28: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:20,156 INFO L273 TraceCheckUtils]: 29: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:20,156 INFO L273 TraceCheckUtils]: 30: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,157 INFO L273 TraceCheckUtils]: 31: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:20,157 INFO L273 TraceCheckUtils]: 32: Hoare triple {7905#true} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {7905#true} is VALID [2018-11-23 13:04:20,157 INFO L273 TraceCheckUtils]: 33: Hoare triple {7905#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,157 INFO L273 TraceCheckUtils]: 34: Hoare triple {7905#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {7905#true} is VALID [2018-11-23 13:04:20,157 INFO L273 TraceCheckUtils]: 35: Hoare triple {7905#true} assume !(~len > 0); {7905#true} is VALID [2018-11-23 13:04:20,158 INFO L273 TraceCheckUtils]: 36: Hoare triple {7905#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7905#true} is VALID [2018-11-23 13:04:20,158 INFO L273 TraceCheckUtils]: 37: Hoare triple {7905#true} assume true; {7905#true} is VALID [2018-11-23 13:04:20,159 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {7905#true} {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #103#return; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,159 INFO L273 TraceCheckUtils]: 39: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} is VALID [2018-11-23 13:04:20,159 INFO L256 TraceCheckUtils]: 40: Hoare triple {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {7905#true} is VALID [2018-11-23 13:04:20,159 INFO L273 TraceCheckUtils]: 41: Hoare triple {7905#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {7911#(= sll_length_~len~0 0)} is VALID [2018-11-23 13:04:20,160 INFO L273 TraceCheckUtils]: 42: Hoare triple {7911#(= sll_length_~len~0 0)} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7912#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} is VALID [2018-11-23 13:04:20,161 INFO L273 TraceCheckUtils]: 43: Hoare triple {7912#(and (<= sll_length_~len~0 1) (<= 1 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7913#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} is VALID [2018-11-23 13:04:20,161 INFO L273 TraceCheckUtils]: 44: Hoare triple {7913#(and (<= sll_length_~len~0 2) (<= 2 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7914#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} is VALID [2018-11-23 13:04:20,162 INFO L273 TraceCheckUtils]: 45: Hoare triple {7914#(and (<= sll_length_~len~0 3) (<= 3 sll_length_~len~0))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7915#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} is VALID [2018-11-23 13:04:20,163 INFO L273 TraceCheckUtils]: 46: Hoare triple {7915#(and (<= 4 sll_length_~len~0) (<= sll_length_~len~0 4))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} is VALID [2018-11-23 13:04:20,164 INFO L273 TraceCheckUtils]: 47: Hoare triple {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} assume !(~head.base != 0 || ~head.offset != 0); {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} is VALID [2018-11-23 13:04:20,165 INFO L273 TraceCheckUtils]: 48: Hoare triple {7916#(and (<= 5 sll_length_~len~0) (<= sll_length_~len~0 5))} #res := ~len~0; {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} is VALID [2018-11-23 13:04:20,165 INFO L273 TraceCheckUtils]: 49: Hoare triple {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} assume true; {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} is VALID [2018-11-23 13:04:20,167 INFO L268 TraceCheckUtils]: 50: Hoare quadruple {7917#(and (<= 5 |sll_length_#res|) (<= |sll_length_#res| 5))} {7910#(and (<= 5 main_~len~1) (<= main_~len~1 5))} #105#return; {8072#(and (<= 5 main_~len~1) (<= main_~len~1 5) (<= |main_#t~ret11| 5) (<= 5 |main_#t~ret11|))} is VALID [2018-11-23 13:04:20,168 INFO L273 TraceCheckUtils]: 51: Hoare triple {8072#(and (<= 5 main_~len~1) (<= main_~len~1 5) (<= |main_#t~ret11| 5) (<= 5 |main_#t~ret11|))} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {8072#(and (<= 5 main_~len~1) (<= main_~len~1 5) (<= |main_#t~ret11| 5) (<= 5 |main_#t~ret11|))} is VALID [2018-11-23 13:04:20,168 INFO L273 TraceCheckUtils]: 52: Hoare triple {8072#(and (<= 5 main_~len~1) (<= main_~len~1 5) (<= |main_#t~ret11| 5) (<= 5 |main_#t~ret11|))} assume ~len~1 != #t~ret11;havoc #t~ret11; {7906#false} is VALID [2018-11-23 13:04:20,169 INFO L273 TraceCheckUtils]: 53: Hoare triple {7906#false} assume !false; {7906#false} is VALID [2018-11-23 13:04:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 13:04:20,191 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:04:20,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2018-11-23 13:04:20,191 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 54 [2018-11-23 13:04:20,191 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 13:04:20,192 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-23 13:04:20,291 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:20,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 13:04:20,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 13:04:20,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-11-23 13:04:20,292 INFO L87 Difference]: Start difference. First operand 55 states and 61 transitions. Second operand 15 states. [2018-11-23 13:04:21,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:21,570 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2018-11-23 13:04:21,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 13:04:21,570 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 54 [2018-11-23 13:04:21,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:04:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 13:04:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 70 transitions. [2018-11-23 13:04:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 13:04:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 70 transitions. [2018-11-23 13:04:21,572 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 70 transitions. [2018-11-23 13:04:21,636 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 13:04:21,637 INFO L225 Difference]: With dead ends: 73 [2018-11-23 13:04:21,638 INFO L226 Difference]: Without dead ends: 69 [2018-11-23 13:04:21,638 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2018-11-23 13:04:21,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-11-23 13:04:22,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 65. [2018-11-23 13:04:22,084 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 13:04:22,085 INFO L82 GeneralOperation]: Start isEquivalent. First operand 69 states. Second operand 65 states. [2018-11-23 13:04:22,085 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 65 states. [2018-11-23 13:04:22,085 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 65 states. [2018-11-23 13:04:22,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:22,087 INFO L93 Difference]: Finished difference Result 69 states and 79 transitions. [2018-11-23 13:04:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2018-11-23 13:04:22,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:22,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:22,089 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 69 states. [2018-11-23 13:04:22,089 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 69 states. [2018-11-23 13:04:22,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:04:22,091 INFO L93 Difference]: Finished difference Result 69 states and 79 transitions. [2018-11-23 13:04:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2018-11-23 13:04:22,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:04:22,091 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 13:04:22,091 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 13:04:22,092 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 13:04:22,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-23 13:04:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 76 transitions. [2018-11-23 13:04:22,093 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 76 transitions. Word has length 54 [2018-11-23 13:04:22,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:04:22,093 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 76 transitions. [2018-11-23 13:04:22,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 13:04:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2018-11-23 13:04:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:04:22,094 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:04:22,094 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:04:22,095 INFO L423 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:04:22,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:04:22,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1538318111, now seen corresponding path program 14 times [2018-11-23 13:04:22,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:04:22,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:04:22,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:22,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:04:22,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:04:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:22,790 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2018-11-23 13:04:23,109 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2018-11-23 13:04:23,353 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 43 [2018-11-23 13:04:23,615 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 52 [2018-11-23 13:04:23,836 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2018-11-23 13:04:24,056 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2018-11-23 13:04:24,280 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2018-11-23 13:04:24,511 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2018-11-23 13:04:25,557 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 55 [2018-11-23 13:04:25,832 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2018-11-23 13:04:25,848 INFO L256 TraceCheckUtils]: 0: Hoare triple {8419#true} call ULTIMATE.init(); {8419#true} is VALID [2018-11-23 13:04:25,848 INFO L273 TraceCheckUtils]: 1: Hoare triple {8419#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {8419#true} is VALID [2018-11-23 13:04:25,849 INFO L273 TraceCheckUtils]: 2: Hoare triple {8419#true} assume true; {8419#true} is VALID [2018-11-23 13:04:25,849 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {8419#true} {8419#true} #99#return; {8419#true} is VALID [2018-11-23 13:04:25,849 INFO L256 TraceCheckUtils]: 4: Hoare triple {8419#true} call #t~ret12 := main(); {8419#true} is VALID [2018-11-23 13:04:25,849 INFO L273 TraceCheckUtils]: 5: Hoare triple {8419#true} ~len~1 := 2; {8419#true} is VALID [2018-11-23 13:04:25,849 INFO L273 TraceCheckUtils]: 6: Hoare triple {8419#true} #t~short8 := ~len~1 < 32; {8419#true} is VALID [2018-11-23 13:04:25,850 INFO L273 TraceCheckUtils]: 7: Hoare triple {8419#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {8419#true} is VALID [2018-11-23 13:04:25,850 INFO L273 TraceCheckUtils]: 8: Hoare triple {8419#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {8419#true} is VALID [2018-11-23 13:04:25,850 INFO L273 TraceCheckUtils]: 9: Hoare triple {8419#true} #t~short8 := ~len~1 < 32; {8419#true} is VALID [2018-11-23 13:04:25,850 INFO L273 TraceCheckUtils]: 10: Hoare triple {8419#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {8419#true} is VALID [2018-11-23 13:04:25,850 INFO L273 TraceCheckUtils]: 11: Hoare triple {8419#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 12: Hoare triple {8419#true} #t~short8 := ~len~1 < 32; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 13: Hoare triple {8419#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 14: Hoare triple {8419#true} assume !!#t~short8;havoc #t~short8;havoc #t~nondet7;#t~post9 := ~len~1;~len~1 := 1 + #t~post9;havoc #t~post9; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 15: Hoare triple {8419#true} #t~short8 := ~len~1 < 32; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 16: Hoare triple {8419#true} assume #t~short8;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;#t~short8 := 0 != #t~nondet7; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L273 TraceCheckUtils]: 17: Hoare triple {8419#true} assume !#t~short8;havoc #t~short8;havoc #t~nondet7; {8419#true} is VALID [2018-11-23 13:04:25,851 INFO L256 TraceCheckUtils]: 18: Hoare triple {8419#true} call #t~ret10.base, #t~ret10.offset := sll_create(~len~1); {8419#true} is VALID [2018-11-23 13:04:25,852 INFO L273 TraceCheckUtils]: 19: Hoare triple {8419#true} ~len := #in~len;~head~0.base, ~head~0.offset := 0, 0; {8421#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} is VALID [2018-11-23 13:04:25,853 INFO L273 TraceCheckUtils]: 20: Hoare triple {8421#(and (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {8422#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:25,853 INFO L273 TraceCheckUtils]: 21: Hoare triple {8422#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {8422#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:25,854 INFO L273 TraceCheckUtils]: 22: Hoare triple {8422#(and (not (= 0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {8423#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:25,855 INFO L273 TraceCheckUtils]: 23: Hoare triple {8423#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {8424#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:25,857 INFO L273 TraceCheckUtils]: 24: Hoare triple {8424#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {8424#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:25,859 INFO L273 TraceCheckUtils]: 25: Hoare triple {8424#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset) (not (= 0 sll_create_~head~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {8425#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0))) (= (select |#valid| sll_create_~head~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0)))} is VALID [2018-11-23 13:04:25,861 INFO L273 TraceCheckUtils]: 26: Hoare triple {8425#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0))) (= (select |#valid| sll_create_~head~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {8426#(and (= (select |#valid| (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) 1) (or (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)))) (and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0)) (= 0 sll_create_~new_head~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:25,863 INFO L273 TraceCheckUtils]: 27: Hoare triple {8426#(and (= (select |#valid| (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) 1) (or (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)))) (and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0)) (= 0 sll_create_~new_head~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {8426#(and (= (select |#valid| (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) 1) (or (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)))) (and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0)) (= 0 sll_create_~new_head~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))} is VALID [2018-11-23 13:04:25,866 INFO L273 TraceCheckUtils]: 28: Hoare triple {8426#(and (= (select |#valid| (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) 1) (or (and (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)))) (and (not (= 0 sll_create_~new_head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0)) (= 0 sll_create_~new_head~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) 0))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {8427#(and (= (select |#valid| sll_create_~head~0.base) 1) (or (and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} is VALID [2018-11-23 13:04:25,869 INFO L273 TraceCheckUtils]: 29: Hoare triple {8427#(and (= (select |#valid| sll_create_~head~0.base) 1) (or (and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (not (= 0 sll_create_~head~0.base)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {8428#(and (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (or (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (not (= 0 sll_create_~head~0.base)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:25,871 INFO L273 TraceCheckUtils]: 30: Hoare triple {8428#(and (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (or (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (not (= 0 sll_create_~head~0.base)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {8428#(and (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (or (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (not (= 0 sll_create_~head~0.base)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} is VALID [2018-11-23 13:04:25,874 INFO L273 TraceCheckUtils]: 31: Hoare triple {8428#(and (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 sll_create_~head~0.offset) (= (select |#valid| sll_create_~new_head~0.base) 1) (or (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (= sll_create_~head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (and (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)) (not (= 0 sll_create_~head~0.base)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset)) (= 0 sll_create_~new_head~0.offset))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {8429#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)))) (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0)))} is VALID [2018-11-23 13:04:25,878 INFO L273 TraceCheckUtils]: 32: Hoare triple {8429#(and (= (select |#valid| sll_create_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0)))) (and (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 sll_create_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0)))} assume !!(~len > 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(4);~new_head~0.base, ~new_head~0.offset := #t~malloc2.base, #t~malloc2.offset; {8430#(and (or (and (= sll_create_~new_head~0.offset 0) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0))) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:04:25,880 INFO L273 TraceCheckUtils]: 33: Hoare triple {8430#(and (or (and (= sll_create_~new_head~0.offset 0) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0))) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {8430#(and (or (and (= sll_create_~new_head~0.offset 0) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0))) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} is VALID [2018-11-23 13:04:25,886 INFO L273 TraceCheckUtils]: 34: Hoare triple {8430#(and (or (and (= sll_create_~new_head~0.offset 0) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) 0)))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) 0))) (= sll_create_~new_head~0.base (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= sll_create_~new_head~0.offset (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (and (not (= 0 (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= 0 (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.base)) sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) sll_create_~new_head~0.offset sll_create_~head~0.offset)) sll_create_~head~0.base) sll_create_~head~0.offset))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post3 := ~len;~len := #t~post3 - 1;havoc #t~post3; {8431#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= sll_create_~head~0.offset 0)) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))))} is VALID [2018-11-23 13:04:25,888 INFO L273 TraceCheckUtils]: 35: Hoare triple {8431#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= sll_create_~head~0.offset 0)) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))))} assume !(~len > 0); {8431#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= sll_create_~head~0.offset 0)) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))))} is VALID [2018-11-23 13:04:25,890 INFO L273 TraceCheckUtils]: 36: Hoare triple {8431#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))) (and (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) 0))) (= sll_create_~head~0.offset 0)) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) 0))) (= sll_create_~head~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) sll_create_~head~0.offset)) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) sll_create_~head~0.offset)))) 0))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8432#(and (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) 0))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (= |sll_create_#res.offset| 0) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))))} is VALID [2018-11-23 13:04:25,891 INFO L273 TraceCheckUtils]: 37: Hoare triple {8432#(and (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) 0))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (= |sll_create_#res.offset| 0) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))))} assume true; {8432#(and (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) 0))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (= |sll_create_#res.offset| 0) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))))} is VALID [2018-11-23 13:04:25,894 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {8432#(and (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) 0))) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= |sll_create_#res.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) 0))) (= |sll_create_#res.offset| 0) (= |sll_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) |sll_create_#res.offset|)) (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) |sll_create_#res.offset|)))) 0))))} {8419#true} #103#return; {8433#(and (or (and (= |main_#t~ret10.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0))) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))))} is VALID [2018-11-23 13:04:25,897 INFO L273 TraceCheckUtils]: 39: Hoare triple {8433#(and (or (and (= |main_#t~ret10.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) 0))) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))))) (and (= |main_#t~ret10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (= |main_#t~ret10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret10.base|) |main_#t~ret10.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~ret10.base|) |main_#t~ret10.offset|)))) 0))))} ~s~0.base, ~s~0.offset := #t~ret10.base, #t~ret10.offset;havoc #t~ret10.base, #t~ret10.offset; {8434#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (or (and (= main_~s~0.offset 0) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))))} is VALID [2018-11-23 13:04:25,897 INFO L256 TraceCheckUtils]: 40: Hoare triple {8434#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (or (and (= main_~s~0.offset 0) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))))} call #t~ret11 := sll_length(~s~0.base, ~s~0.offset); {8419#true} is VALID [2018-11-23 13:04:25,898 INFO L273 TraceCheckUtils]: 41: Hoare triple {8419#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;~len~0 := 0; {8435#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} is VALID [2018-11-23 13:04:25,899 INFO L273 TraceCheckUtils]: 42: Hoare triple {8435#(and (= sll_length_~head.offset |sll_length_#in~head.offset|) (= sll_length_~head.base |sll_length_#in~head.base|))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8436#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} is VALID [2018-11-23 13:04:25,901 INFO L273 TraceCheckUtils]: 43: Hoare triple {8436#(and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8437#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} is VALID [2018-11-23 13:04:25,902 INFO L273 TraceCheckUtils]: 44: Hoare triple {8437#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8438#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} is VALID [2018-11-23 13:04:25,903 INFO L273 TraceCheckUtils]: 45: Hoare triple {8438#(and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8439#(or (and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} is VALID [2018-11-23 13:04:25,905 INFO L273 TraceCheckUtils]: 46: Hoare triple {8439#(or (and (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8440#(or (and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0))) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} is VALID [2018-11-23 13:04:25,907 INFO L273 TraceCheckUtils]: 47: Hoare triple {8440#(or (and (= sll_length_~head.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0))) (= sll_length_~head.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} assume !!(~head.base != 0 || ~head.offset != 0);#t~post4 := ~len~0;~len~0 := 1 + #t~post4;havoc #t~post4;call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4);~head.base, ~head.offset := #t~mem5.base, #t~mem5.offset;havoc #t~mem5.base, #t~mem5.offset; {8441#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) sll_length_~head.base) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|))) (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) sll_length_~head.base))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} is VALID [2018-11-23 13:04:25,910 INFO L273 TraceCheckUtils]: 48: Hoare triple {8441#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0) sll_length_~head.base) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0) sll_length_~head.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|))) (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) sll_length_~head.base))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))))} assume !(~head.base != 0 || ~head.offset != 0); {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:04:25,911 INFO L273 TraceCheckUtils]: 49: Hoare triple {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} #res := ~len~0; {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:04:25,912 INFO L273 TraceCheckUtils]: 50: Hoare triple {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} assume true; {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} is VALID [2018-11-23 13:04:25,915 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {8442#(or (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))))) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.base|)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) |sll_length_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) 0))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) 0)) (not (= 0 |sll_length_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) |sll_length_#in~head.base|))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0)) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_length_#in~head.base|) |sll_length_#in~head.offset|)))))))} {8434#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (or (and (= main_~s~0.offset 0) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) 0)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))) (and (= main_~s~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (= main_~s~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~s~0.base) main_~s~0.offset)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) main_~s~0.offset)))) 0))))} #105#return; {8420#false} is VALID [2018-11-23 13:04:25,916 INFO L273 TraceCheckUtils]: 52: Hoare triple {8420#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {8420#false} is VALID [2018-11-23 13:04:25,916 INFO L273 TraceCheckUtils]: 53: Hoare triple {8420#false} assume ~len~1 != #t~ret11;havoc #t~ret11; {8420#false} is VALID [2018-11-23 13:04:25,916 INFO L273 TraceCheckUtils]: 54: Hoare triple {8420#false} assume !false; {8420#false} is VALID [2018-11-23 13:04:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:04:25,938 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:04:25,938 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:04:25,948 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 13:04:25,994 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 13:04:25,994 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 13:04:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:04:26,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:04:26,060 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-23 13:04:26,061 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,069 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,070 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-11-23 13:04:26,073 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:26,073 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_33|]. (and (= sll_create_~new_head~0.offset 0) (= |#valid| (store |v_#valid_33| sll_create_~new_head~0.base 1)) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:04:26,073 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= 0 sll_create_~head~0.base) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:04:26,153 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:04:26,158 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:26,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,163 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,176 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-23 13:04:26,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:26,181 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,186 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,196 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-11-23 13:04:26,271 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,273 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,274 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-23 13:04:26,279 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,296 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,296 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:35 [2018-11-23 13:04:26,301 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:26,301 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_34|]. (and (= 1 (select |v_#valid_34| sll_create_~head~0.base)) (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= (store |v_#valid_34| sll_create_~new_head~0.base 1) |#valid|) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select |v_#valid_34| sll_create_~new_head~0.base) 0) (= 0 sll_create_~head~0.offset)) [2018-11-23 13:04:26,301 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0) 0) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~new_head~0.base))) [2018-11-23 13:04:26,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:04:26,408 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:26,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,417 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,444 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-11-23 13:04:26,448 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:26,448 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,455 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,475 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,476 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:55 [2018-11-23 13:04:26,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,577 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,578 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,579 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-11-23 13:04:26,581 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,608 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,608 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:75 [2018-11-23 13:04:26,613 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:26,613 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_35|]. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (= sll_create_~new_head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0)) (not (= .cse0 sll_create_~head~0.base)) (= (select |v_#valid_35| sll_create_~new_head~0.base) 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= 1 (select |v_#valid_35| .cse0)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0) (= 1 (select |v_#valid_35| sll_create_~head~0.base)) (= |#valid| (store |v_#valid_35| sll_create_~new_head~0.base 1)))) [2018-11-23 13:04:26,614 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (and (= sll_create_~new_head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 0)) (not (= .cse0 sll_create_~head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= .cse0 sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| .cse0)))) [2018-11-23 13:04:26,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 47 [2018-11-23 13:04:26,764 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:26,765 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,778 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,823 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:26,825 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 72 [2018-11-23 13:04:26,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-11-23 13:04:26,836 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,854 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:26,919 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:107 [2018-11-23 13:04:27,045 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,046 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 103 [2018-11-23 13:04:27,055 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,098 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,098 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:118, output treesize:136 [2018-11-23 13:04:27,104 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 13:04:27,105 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_36|]. (let ((.cse1 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 0))) (and (= (select |v_#valid_36| .cse0) 1) (= (select |v_#valid_36| .cse1) 1) (= 1 (select |v_#valid_36| sll_create_~head~0.base)) (= 0 (select |v_#valid_36| sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (= (select (select |#memory_$Pointer$.base| .cse0) 0) 0) (not (= .cse1 .cse0)) (= (select (select |#memory_$Pointer$.offset| .cse1) 0) 0) (= 0 sll_create_~head~0.offset) (not (= sll_create_~head~0.base .cse0)) (= |#valid| (store |v_#valid_36| sll_create_~new_head~0.base 1)) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0)))) [2018-11-23 13:04:27,105 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 0))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse0) 0))) (and (not (= .cse0 sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.offset| .cse0) 0) 0) (not (= .cse0 .cse1)) (not (= .cse1 sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 0) 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.base| .cse1) 0) 0) (= (select |#valid| .cse1) 1) (= 0 sll_create_~head~0.offset) (not (= sll_create_~head~0.base .cse1)) (= (select (select |#memory_$Pointer$.offset| .cse1) 0) 0) (= 1 (select |#valid| .cse0))))) [2018-11-23 13:04:27,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,286 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 102 [2018-11-23 13:04:27,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:27,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,324 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,395 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 126 [2018-11-23 13:04:27,406 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:27,407 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,446 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,495 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:155, output treesize:196 [2018-11-23 13:04:27,693 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,696 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,697 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,698 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,700 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,701 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 137 [2018-11-23 13:04:27,704 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:27,748 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:201, output treesize:192 [2018-11-23 13:04:27,948 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:27,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 197 [2018-11-23 13:04:27,983 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:27,984 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:28,019 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:28,086 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:28,088 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 13:04:28,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 166 [2018-11-23 13:04:28,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-23 13:04:28,134 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 13:04:28,179 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:28,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 13:04:28,260 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:214, output treesize:328