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_Bitvector.epf -i ../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 11:15:45,832 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:15:45,838 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:15:45,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:15:45,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:15:45,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:15:45,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:15:45,858 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:15:45,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:15:45,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:15:45,861 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:15:45,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:15:45,862 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:15:45,863 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:15:45,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:15:45,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:15:45,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:15:45,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:15:45,870 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:15:45,872 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:15:45,873 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:15:45,874 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:15:45,877 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-23 11:15:45,883 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:15:45,884 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:15:45,884 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:15:45,885 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:15:45,886 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 11:15:45,911 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:15:45,912 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:15:45,913 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:15:45,913 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:15:45,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:15:45,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:15:45,914 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:15:45,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:15:45,914 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:15:45,915 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:15:45,917 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:15:45,917 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:15:45,917 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:15:45,917 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:15:45,918 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:15:45,919 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:15:45,919 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:15:45,919 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:15:45,919 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:15:45,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:15:45,920 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:15:45,920 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:15:45,920 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:15:45,920 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:15:45,921 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:15:45,922 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:15:45,922 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:15:45,922 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 11:15:45,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:15:46,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:15:46,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:15:46,015 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:15:46,016 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:15:46,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 11:15:46,076 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f329128/81166037cc1a48ffa9f5c586a58c5773/FLAG6eaf84011 [2018-11-23 11:15:46,560 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:15:46,561 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 11:15:46,583 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f329128/81166037cc1a48ffa9f5c586a58c5773/FLAG6eaf84011 [2018-11-23 11:15:46,875 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f329128/81166037cc1a48ffa9f5c586a58c5773 [2018-11-23 11:15:46,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:15:46,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:15:46,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:15:46,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:15:46,893 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:15:46,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:15:46" (1/1) ... [2018-11-23 11:15:46,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461c0e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:46, skipping insertion in model container [2018-11-23 11:15:46,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:15:46" (1/1) ... [2018-11-23 11:15:46,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:15:46,958 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:15:47,441 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:15:47,459 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:15:47,594 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:15:47,661 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:15:47,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47 WrapperNode [2018-11-23 11:15:47,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:15:47,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:15:47,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:15:47,663 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:15:47,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:15:47,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:15:47,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:15:47,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:15:47,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (1/1) ... [2018-11-23 11:15:47,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:15:47,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:15:47,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:15:47,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:15:47,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (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 11:15:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:15:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 11:15:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-23 11:15:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-23 11:15:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-23 11:15:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:15:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:15:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:15:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:15:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 11:15:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 11:15:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 11:15:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 11:15:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 11:15:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2018-11-23 11:15:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2018-11-23 11:15:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_first [2018-11-23 11:15:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_first [2018-11-23 11:15:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:15:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:15:48,902 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:15:48,903 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-11-23 11:15:48,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:15:48 BoogieIcfgContainer [2018-11-23 11:15:48,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:15:48,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:15:48,905 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:15:48,908 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:15:48,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:15:46" (1/3) ... [2018-11-23 11:15:48,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b5fc79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:15:48, skipping insertion in model container [2018-11-23 11:15:48,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:15:47" (2/3) ... [2018-11-23 11:15:48,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b5fc79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:15:48, skipping insertion in model container [2018-11-23 11:15:48,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:15:48" (3/3) ... [2018-11-23 11:15:48,912 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2c_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 11:15:48,921 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:15:48,930 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:15:48,948 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:15:48,977 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:15:48,978 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:15:48,978 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:15:48,978 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:15:48,978 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:15:48,978 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:15:48,978 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:15:48,979 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:15:48,979 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:15:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states. [2018-11-23 11:15:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 11:15:49,004 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:15:49,004 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] [2018-11-23 11:15:49,007 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:15:49,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:15:49,012 INFO L82 PathProgramCache]: Analyzing trace with hash -2011520041, now seen corresponding path program 1 times [2018-11-23 11:15:49,017 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:15:49,017 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:15:49,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:15:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:49,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:15:49,543 INFO L256 TraceCheckUtils]: 0: Hoare triple {46#true} call ULTIMATE.init(); {46#true} is VALID [2018-11-23 11:15:49,548 INFO L273 TraceCheckUtils]: 1: Hoare triple {46#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {46#true} is VALID [2018-11-23 11:15:49,549 INFO L273 TraceCheckUtils]: 2: Hoare triple {46#true} assume true; {46#true} is VALID [2018-11-23 11:15:49,550 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {46#true} {46#true} #96#return; {46#true} is VALID [2018-11-23 11:15:49,550 INFO L256 TraceCheckUtils]: 4: Hoare triple {46#true} call #t~ret18 := main(); {46#true} is VALID [2018-11-23 11:15:49,567 INFO L273 TraceCheckUtils]: 5: Hoare triple {46#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {66#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 11:15:49,568 INFO L256 TraceCheckUtils]: 6: Hoare triple {66#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {46#true} is VALID [2018-11-23 11:15:49,570 INFO L273 TraceCheckUtils]: 7: Hoare triple {46#true} ~len := #in~len;~data := #in~data; {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} is VALID [2018-11-23 11:15:49,570 INFO L256 TraceCheckUtils]: 8: Hoare triple {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} call #t~ret3.base, #t~ret3.offset := node_create(~data); {46#true} is VALID [2018-11-23 11:15:49,571 INFO L273 TraceCheckUtils]: 9: Hoare triple {46#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {46#true} is VALID [2018-11-23 11:15:49,571 INFO L273 TraceCheckUtils]: 10: Hoare triple {46#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {46#true} is VALID [2018-11-23 11:15:49,572 INFO L273 TraceCheckUtils]: 11: Hoare triple {46#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {46#true} is VALID [2018-11-23 11:15:49,572 INFO L273 TraceCheckUtils]: 12: Hoare triple {46#true} assume true; {46#true} is VALID [2018-11-23 11:15:49,584 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {46#true} {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} #92#return; {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} is VALID [2018-11-23 11:15:49,592 INFO L273 TraceCheckUtils]: 14: Hoare triple {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} is VALID [2018-11-23 11:15:49,602 INFO L273 TraceCheckUtils]: 15: Hoare triple {73#(= |sll_circular_create_#in~len| sll_circular_create_~len)} assume !~bvsgt32(~len, 1bv32); {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} is VALID [2018-11-23 11:15:49,608 INFO L273 TraceCheckUtils]: 16: Hoare triple {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} is VALID [2018-11-23 11:15:49,618 INFO L273 TraceCheckUtils]: 17: Hoare triple {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} assume true; {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} is VALID [2018-11-23 11:15:49,632 INFO L268 TraceCheckUtils]: 18: Hoare quadruple {98#(not (bvsgt |sll_circular_create_#in~len| (_ bv1 32)))} {66#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} #88#return; {47#false} is VALID [2018-11-23 11:15:49,633 INFO L273 TraceCheckUtils]: 19: Hoare triple {47#false} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {47#false} is VALID [2018-11-23 11:15:49,633 INFO L273 TraceCheckUtils]: 20: Hoare triple {47#false} assume !~bvslt32(~i~0, ~len~0); {47#false} is VALID [2018-11-23 11:15:49,633 INFO L273 TraceCheckUtils]: 21: Hoare triple {47#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {47#false} is VALID [2018-11-23 11:15:49,634 INFO L273 TraceCheckUtils]: 22: Hoare triple {47#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {47#false} is VALID [2018-11-23 11:15:49,634 INFO L273 TraceCheckUtils]: 23: Hoare triple {47#false} assume !false; {47#false} is VALID [2018-11-23 11:15:49,644 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 11:15:49,644 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:15:49,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:15:49,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 11:15:49,662 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-11-23 11:15:49,667 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:15:49,679 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 11:15:49,869 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:15:49,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 11:15:49,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 11:15:49,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 11:15:49,883 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 5 states. [2018-11-23 11:15:51,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:51,302 INFO L93 Difference]: Finished difference Result 71 states and 89 transitions. [2018-11-23 11:15:51,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 11:15:51,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-11-23 11:15:51,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:15:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:15:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 89 transitions. [2018-11-23 11:15:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:15:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 89 transitions. [2018-11-23 11:15:51,325 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 89 transitions. [2018-11-23 11:15:51,583 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:15:51,597 INFO L225 Difference]: With dead ends: 71 [2018-11-23 11:15:51,598 INFO L226 Difference]: Without dead ends: 39 [2018-11-23 11:15:51,601 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 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 11:15:51,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-11-23 11:15:51,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2018-11-23 11:15:51,916 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:15:51,917 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand 37 states. [2018-11-23 11:15:51,917 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 37 states. [2018-11-23 11:15:51,917 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 37 states. [2018-11-23 11:15:51,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:51,924 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2018-11-23 11:15:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2018-11-23 11:15:51,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:51,926 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:51,926 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 39 states. [2018-11-23 11:15:51,926 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 39 states. [2018-11-23 11:15:51,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:51,932 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2018-11-23 11:15:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2018-11-23 11:15:51,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:51,933 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:51,933 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:15:51,934 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:15:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 11:15:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-11-23 11:15:51,939 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 24 [2018-11-23 11:15:51,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:15:51,940 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-11-23 11:15:51,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 11:15:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-11-23 11:15:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 11:15:51,942 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:15:51,942 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] [2018-11-23 11:15:51,942 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:15:51,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:15:51,943 INFO L82 PathProgramCache]: Analyzing trace with hash -463887601, now seen corresponding path program 1 times [2018-11-23 11:15:51,944 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:15:51,944 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:15:51,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:15:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:52,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:15:52,278 INFO L256 TraceCheckUtils]: 0: Hoare triple {351#true} call ULTIMATE.init(); {351#true} is VALID [2018-11-23 11:15:52,279 INFO L273 TraceCheckUtils]: 1: Hoare triple {351#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {351#true} is VALID [2018-11-23 11:15:52,279 INFO L273 TraceCheckUtils]: 2: Hoare triple {351#true} assume true; {351#true} is VALID [2018-11-23 11:15:52,279 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {351#true} {351#true} #96#return; {351#true} is VALID [2018-11-23 11:15:52,279 INFO L256 TraceCheckUtils]: 4: Hoare triple {351#true} call #t~ret18 := main(); {351#true} is VALID [2018-11-23 11:15:52,282 INFO L273 TraceCheckUtils]: 5: Hoare triple {351#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {371#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 11:15:52,282 INFO L256 TraceCheckUtils]: 6: Hoare triple {371#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {351#true} is VALID [2018-11-23 11:15:52,282 INFO L273 TraceCheckUtils]: 7: Hoare triple {351#true} ~len := #in~len;~data := #in~data; {351#true} is VALID [2018-11-23 11:15:52,283 INFO L256 TraceCheckUtils]: 8: Hoare triple {351#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {351#true} is VALID [2018-11-23 11:15:52,283 INFO L273 TraceCheckUtils]: 9: Hoare triple {351#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {351#true} is VALID [2018-11-23 11:15:52,283 INFO L273 TraceCheckUtils]: 10: Hoare triple {351#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {351#true} is VALID [2018-11-23 11:15:52,283 INFO L273 TraceCheckUtils]: 11: Hoare triple {351#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {351#true} is VALID [2018-11-23 11:15:52,284 INFO L273 TraceCheckUtils]: 12: Hoare triple {351#true} assume true; {351#true} is VALID [2018-11-23 11:15:52,284 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {351#true} {351#true} #92#return; {351#true} is VALID [2018-11-23 11:15:52,284 INFO L273 TraceCheckUtils]: 14: Hoare triple {351#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {351#true} is VALID [2018-11-23 11:15:52,284 INFO L273 TraceCheckUtils]: 15: Hoare triple {351#true} assume !!~bvsgt32(~len, 1bv32); {351#true} is VALID [2018-11-23 11:15:52,285 INFO L256 TraceCheckUtils]: 16: Hoare triple {351#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {351#true} is VALID [2018-11-23 11:15:52,285 INFO L273 TraceCheckUtils]: 17: Hoare triple {351#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {351#true} is VALID [2018-11-23 11:15:52,286 INFO L273 TraceCheckUtils]: 18: Hoare triple {351#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {351#true} is VALID [2018-11-23 11:15:52,286 INFO L273 TraceCheckUtils]: 19: Hoare triple {351#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {351#true} is VALID [2018-11-23 11:15:52,286 INFO L273 TraceCheckUtils]: 20: Hoare triple {351#true} assume true; {351#true} is VALID [2018-11-23 11:15:52,287 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {351#true} {351#true} #94#return; {351#true} is VALID [2018-11-23 11:15:52,287 INFO L273 TraceCheckUtils]: 22: Hoare triple {351#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {351#true} is VALID [2018-11-23 11:15:52,287 INFO L273 TraceCheckUtils]: 23: Hoare triple {351#true} assume !~bvsgt32(~len, 1bv32); {351#true} is VALID [2018-11-23 11:15:52,287 INFO L273 TraceCheckUtils]: 24: Hoare triple {351#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {351#true} is VALID [2018-11-23 11:15:52,288 INFO L273 TraceCheckUtils]: 25: Hoare triple {351#true} assume true; {351#true} is VALID [2018-11-23 11:15:52,292 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {351#true} {371#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} #88#return; {371#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 11:15:52,294 INFO L273 TraceCheckUtils]: 27: Hoare triple {371#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {438#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} is VALID [2018-11-23 11:15:52,294 INFO L273 TraceCheckUtils]: 28: Hoare triple {438#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} assume !~bvslt32(~i~0, ~len~0); {352#false} is VALID [2018-11-23 11:15:52,295 INFO L273 TraceCheckUtils]: 29: Hoare triple {352#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {352#false} is VALID [2018-11-23 11:15:52,295 INFO L273 TraceCheckUtils]: 30: Hoare triple {352#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {352#false} is VALID [2018-11-23 11:15:52,295 INFO L273 TraceCheckUtils]: 31: Hoare triple {352#false} assume !false; {352#false} is VALID [2018-11-23 11:15:52,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 11:15:52,298 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:15:52,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:15:52,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 11:15:52,303 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-11-23 11:15:52,304 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:15:52,304 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 11:15:52,368 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 11:15:52,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 11:15:52,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 11:15:52,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:15:52,369 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 4 states. [2018-11-23 11:15:52,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:52,728 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions. [2018-11-23 11:15:52,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 11:15:52,729 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-11-23 11:15:52,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:15:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:15:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 48 transitions. [2018-11-23 11:15:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:15:52,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 48 transitions. [2018-11-23 11:15:52,736 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 48 transitions. [2018-11-23 11:15:52,809 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 11:15:52,813 INFO L225 Difference]: With dead ends: 44 [2018-11-23 11:15:52,814 INFO L226 Difference]: Without dead ends: 40 [2018-11-23 11:15:52,815 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:15:52,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-23 11:15:52,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 38. [2018-11-23 11:15:52,866 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:15:52,867 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand 38 states. [2018-11-23 11:15:52,867 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 38 states. [2018-11-23 11:15:52,867 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 38 states. [2018-11-23 11:15:52,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:52,872 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2018-11-23 11:15:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2018-11-23 11:15:52,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:52,874 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:52,874 INFO L74 IsIncluded]: Start isIncluded. First operand 38 states. Second operand 40 states. [2018-11-23 11:15:52,874 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 40 states. [2018-11-23 11:15:52,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:52,878 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2018-11-23 11:15:52,878 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2018-11-23 11:15:52,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:52,879 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:52,880 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:15:52,880 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:15:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-23 11:15:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2018-11-23 11:15:52,886 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 42 transitions. Word has length 32 [2018-11-23 11:15:52,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:15:52,887 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 42 transitions. [2018-11-23 11:15:52,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 11:15:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2018-11-23 11:15:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 11:15:52,889 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:15:52,889 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, 1, 1, 1, 1, 1, 1] [2018-11-23 11:15:52,890 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:15:52,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:15:52,890 INFO L82 PathProgramCache]: Analyzing trace with hash 444920191, now seen corresponding path program 1 times [2018-11-23 11:15:52,891 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:15:52,891 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:15:52,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:15:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:53,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:15:53,207 INFO L256 TraceCheckUtils]: 0: Hoare triple {648#true} call ULTIMATE.init(); {648#true} is VALID [2018-11-23 11:15:53,207 INFO L273 TraceCheckUtils]: 1: Hoare triple {648#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {648#true} is VALID [2018-11-23 11:15:53,208 INFO L273 TraceCheckUtils]: 2: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,208 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {648#true} {648#true} #96#return; {648#true} is VALID [2018-11-23 11:15:53,208 INFO L256 TraceCheckUtils]: 4: Hoare triple {648#true} call #t~ret18 := main(); {648#true} is VALID [2018-11-23 11:15:53,210 INFO L273 TraceCheckUtils]: 5: Hoare triple {648#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {668#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 11:15:53,210 INFO L256 TraceCheckUtils]: 6: Hoare triple {668#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {648#true} is VALID [2018-11-23 11:15:53,210 INFO L273 TraceCheckUtils]: 7: Hoare triple {648#true} ~len := #in~len;~data := #in~data; {648#true} is VALID [2018-11-23 11:15:53,211 INFO L256 TraceCheckUtils]: 8: Hoare triple {648#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {648#true} is VALID [2018-11-23 11:15:53,211 INFO L273 TraceCheckUtils]: 9: Hoare triple {648#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {648#true} is VALID [2018-11-23 11:15:53,211 INFO L273 TraceCheckUtils]: 10: Hoare triple {648#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {648#true} is VALID [2018-11-23 11:15:53,212 INFO L273 TraceCheckUtils]: 11: Hoare triple {648#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {648#true} is VALID [2018-11-23 11:15:53,212 INFO L273 TraceCheckUtils]: 12: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,212 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {648#true} {648#true} #92#return; {648#true} is VALID [2018-11-23 11:15:53,213 INFO L273 TraceCheckUtils]: 14: Hoare triple {648#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {648#true} is VALID [2018-11-23 11:15:53,213 INFO L273 TraceCheckUtils]: 15: Hoare triple {648#true} assume !!~bvsgt32(~len, 1bv32); {648#true} is VALID [2018-11-23 11:15:53,213 INFO L256 TraceCheckUtils]: 16: Hoare triple {648#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {648#true} is VALID [2018-11-23 11:15:53,213 INFO L273 TraceCheckUtils]: 17: Hoare triple {648#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {648#true} is VALID [2018-11-23 11:15:53,214 INFO L273 TraceCheckUtils]: 18: Hoare triple {648#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {648#true} is VALID [2018-11-23 11:15:53,214 INFO L273 TraceCheckUtils]: 19: Hoare triple {648#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {648#true} is VALID [2018-11-23 11:15:53,214 INFO L273 TraceCheckUtils]: 20: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,214 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {648#true} {648#true} #94#return; {648#true} is VALID [2018-11-23 11:15:53,215 INFO L273 TraceCheckUtils]: 22: Hoare triple {648#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {648#true} is VALID [2018-11-23 11:15:53,215 INFO L273 TraceCheckUtils]: 23: Hoare triple {648#true} assume !~bvsgt32(~len, 1bv32); {648#true} is VALID [2018-11-23 11:15:53,215 INFO L273 TraceCheckUtils]: 24: Hoare triple {648#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {648#true} is VALID [2018-11-23 11:15:53,216 INFO L273 TraceCheckUtils]: 25: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,223 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {648#true} {668#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} #88#return; {668#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 11:15:53,224 INFO L273 TraceCheckUtils]: 27: Hoare triple {668#(= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} is VALID [2018-11-23 11:15:53,225 INFO L273 TraceCheckUtils]: 28: Hoare triple {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~len~0); {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} is VALID [2018-11-23 11:15:53,225 INFO L256 TraceCheckUtils]: 29: Hoare triple {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {648#true} is VALID [2018-11-23 11:15:53,225 INFO L273 TraceCheckUtils]: 30: Hoare triple {648#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {648#true} is VALID [2018-11-23 11:15:53,226 INFO L273 TraceCheckUtils]: 31: Hoare triple {648#true} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {648#true} is VALID [2018-11-23 11:15:53,226 INFO L273 TraceCheckUtils]: 32: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,227 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {648#true} {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} #90#return; {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} is VALID [2018-11-23 11:15:53,228 INFO L273 TraceCheckUtils]: 34: Hoare triple {735#(and (= main_~i~0 (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {757#(and (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:15:53,228 INFO L273 TraceCheckUtils]: 35: Hoare triple {757#(and (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !~bvslt32(~i~0, ~len~0); {649#false} is VALID [2018-11-23 11:15:53,229 INFO L273 TraceCheckUtils]: 36: Hoare triple {649#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {649#false} is VALID [2018-11-23 11:15:53,229 INFO L273 TraceCheckUtils]: 37: Hoare triple {649#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {649#false} is VALID [2018-11-23 11:15:53,229 INFO L273 TraceCheckUtils]: 38: Hoare triple {649#false} assume !false; {649#false} is VALID [2018-11-23 11:15:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 11:15:53,232 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:15:53,452 INFO L273 TraceCheckUtils]: 38: Hoare triple {649#false} assume !false; {649#false} is VALID [2018-11-23 11:15:53,452 INFO L273 TraceCheckUtils]: 37: Hoare triple {649#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {649#false} is VALID [2018-11-23 11:15:53,453 INFO L273 TraceCheckUtils]: 36: Hoare triple {649#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {649#false} is VALID [2018-11-23 11:15:53,454 INFO L273 TraceCheckUtils]: 35: Hoare triple {779#(bvslt main_~i~0 main_~len~0)} assume !~bvslt32(~i~0, ~len~0); {649#false} is VALID [2018-11-23 11:15:53,455 INFO L273 TraceCheckUtils]: 34: Hoare triple {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {779#(bvslt main_~i~0 main_~len~0)} is VALID [2018-11-23 11:15:53,457 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {648#true} {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} #90#return; {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} is VALID [2018-11-23 11:15:53,457 INFO L273 TraceCheckUtils]: 32: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,458 INFO L273 TraceCheckUtils]: 31: Hoare triple {648#true} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {648#true} is VALID [2018-11-23 11:15:53,458 INFO L273 TraceCheckUtils]: 30: Hoare triple {648#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {648#true} is VALID [2018-11-23 11:15:53,458 INFO L256 TraceCheckUtils]: 29: Hoare triple {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {648#true} is VALID [2018-11-23 11:15:53,463 INFO L273 TraceCheckUtils]: 28: Hoare triple {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} assume !!~bvslt32(~i~0, ~len~0); {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} is VALID [2018-11-23 11:15:53,465 INFO L273 TraceCheckUtils]: 27: Hoare triple {805#(bvslt (_ bv1 32) main_~len~0)} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {783#(bvslt (bvadd main_~i~0 (_ bv1 32)) main_~len~0)} is VALID [2018-11-23 11:15:53,466 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {648#true} {805#(bvslt (_ bv1 32) main_~len~0)} #88#return; {805#(bvslt (_ bv1 32) main_~len~0)} is VALID [2018-11-23 11:15:53,466 INFO L273 TraceCheckUtils]: 25: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,466 INFO L273 TraceCheckUtils]: 24: Hoare triple {648#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {648#true} is VALID [2018-11-23 11:15:53,466 INFO L273 TraceCheckUtils]: 23: Hoare triple {648#true} assume !~bvsgt32(~len, 1bv32); {648#true} is VALID [2018-11-23 11:15:53,467 INFO L273 TraceCheckUtils]: 22: Hoare triple {648#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {648#true} is VALID [2018-11-23 11:15:53,467 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {648#true} {648#true} #94#return; {648#true} is VALID [2018-11-23 11:15:53,467 INFO L273 TraceCheckUtils]: 20: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,467 INFO L273 TraceCheckUtils]: 19: Hoare triple {648#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {648#true} is VALID [2018-11-23 11:15:53,468 INFO L273 TraceCheckUtils]: 18: Hoare triple {648#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {648#true} is VALID [2018-11-23 11:15:53,468 INFO L273 TraceCheckUtils]: 17: Hoare triple {648#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {648#true} is VALID [2018-11-23 11:15:53,469 INFO L256 TraceCheckUtils]: 16: Hoare triple {648#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {648#true} is VALID [2018-11-23 11:15:53,469 INFO L273 TraceCheckUtils]: 15: Hoare triple {648#true} assume !!~bvsgt32(~len, 1bv32); {648#true} is VALID [2018-11-23 11:15:53,469 INFO L273 TraceCheckUtils]: 14: Hoare triple {648#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {648#true} is VALID [2018-11-23 11:15:53,470 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {648#true} {648#true} #92#return; {648#true} is VALID [2018-11-23 11:15:53,470 INFO L273 TraceCheckUtils]: 12: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,470 INFO L273 TraceCheckUtils]: 11: Hoare triple {648#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {648#true} is VALID [2018-11-23 11:15:53,471 INFO L273 TraceCheckUtils]: 10: Hoare triple {648#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {648#true} is VALID [2018-11-23 11:15:53,471 INFO L273 TraceCheckUtils]: 9: Hoare triple {648#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {648#true} is VALID [2018-11-23 11:15:53,471 INFO L256 TraceCheckUtils]: 8: Hoare triple {648#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {648#true} is VALID [2018-11-23 11:15:53,472 INFO L273 TraceCheckUtils]: 7: Hoare triple {648#true} ~len := #in~len;~data := #in~data; {648#true} is VALID [2018-11-23 11:15:53,472 INFO L256 TraceCheckUtils]: 6: Hoare triple {805#(bvslt (_ bv1 32) main_~len~0)} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {648#true} is VALID [2018-11-23 11:15:53,487 INFO L273 TraceCheckUtils]: 5: Hoare triple {648#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {805#(bvslt (_ bv1 32) main_~len~0)} is VALID [2018-11-23 11:15:53,488 INFO L256 TraceCheckUtils]: 4: Hoare triple {648#true} call #t~ret18 := main(); {648#true} is VALID [2018-11-23 11:15:53,488 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {648#true} {648#true} #96#return; {648#true} is VALID [2018-11-23 11:15:53,488 INFO L273 TraceCheckUtils]: 2: Hoare triple {648#true} assume true; {648#true} is VALID [2018-11-23 11:15:53,488 INFO L273 TraceCheckUtils]: 1: Hoare triple {648#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {648#true} is VALID [2018-11-23 11:15:53,488 INFO L256 TraceCheckUtils]: 0: Hoare triple {648#true} call ULTIMATE.init(); {648#true} is VALID [2018-11-23 11:15:53,491 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 11:15:53,499 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:15:53,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-23 11:15:53,500 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 39 [2018-11-23 11:15:53,500 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:15:53,500 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2018-11-23 11:15:53,596 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:15:53,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 11:15:53,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 11:15:53,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:15:53,598 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. Second operand 8 states. [2018-11-23 11:15:54,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:54,533 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-23 11:15:54,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 11:15:54,533 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 39 [2018-11-23 11:15:54,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:15:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-11-23 11:15:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 11:15:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-11-23 11:15:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 11:15:54,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 52 transitions. [2018-11-23 11:15:54,644 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 11:15:54,646 INFO L225 Difference]: With dead ends: 47 [2018-11-23 11:15:54,647 INFO L226 Difference]: Without dead ends: 43 [2018-11-23 11:15:54,647 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-23 11:15:54,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-23 11:15:54,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-11-23 11:15:54,698 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:15:54,698 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand 41 states. [2018-11-23 11:15:54,699 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 41 states. [2018-11-23 11:15:54,699 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 41 states. [2018-11-23 11:15:54,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:54,703 INFO L93 Difference]: Finished difference Result 43 states and 49 transitions. [2018-11-23 11:15:54,703 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2018-11-23 11:15:54,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:54,704 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:54,704 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 43 states. [2018-11-23 11:15:54,704 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 43 states. [2018-11-23 11:15:54,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:54,711 INFO L93 Difference]: Finished difference Result 43 states and 49 transitions. [2018-11-23 11:15:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2018-11-23 11:15:54,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:54,712 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:54,713 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:15:54,715 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:15:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 11:15:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 46 transitions. [2018-11-23 11:15:54,718 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 46 transitions. Word has length 39 [2018-11-23 11:15:54,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:15:54,718 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 46 transitions. [2018-11-23 11:15:54,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 11:15:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2018-11-23 11:15:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 11:15:54,722 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:15:54,723 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:15:54,723 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:15:54,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:15:54,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1138129649, now seen corresponding path program 2 times [2018-11-23 11:15:54,724 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:15:54,724 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:15:54,742 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 11:15:54,903 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 11:15:54,903 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:15:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:54,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:15:55,156 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 11:15:55,162 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 11:15:55,170 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,195 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 11:15:55,200 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 11:15:55,204 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,207 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,219 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-11-23 11:15:55,381 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-11-23 11:15:55,389 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 11 treesize of output 3 [2018-11-23 11:15:55,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,395 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,409 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2018-11-23 11:15:55,415 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 11 treesize of output 3 [2018-11-23 11:15:55,417 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,420 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:55,425 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 11:15:55,426 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2018-11-23 11:15:55,431 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:15:55,431 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_$Pointer$.offset|, |main_~#s~0.base|, |#memory_$Pointer$.base|]. (let ((.cse0 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (_ bv0 32))) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) (_ bv0 32)))) (and (= |main_#t~mem17.offset| .cse0) (= (_ bv0 32) .cse0) (= (_ bv0 32) .cse1) (= |main_#t~mem17.base| .cse1))) [2018-11-23 11:15:55,431 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= |main_#t~mem17.offset| (_ bv0 32)) (= |main_#t~mem17.base| (_ bv0 32))) [2018-11-23 11:15:55,461 INFO L256 TraceCheckUtils]: 0: Hoare triple {1105#true} call ULTIMATE.init(); {1105#true} is VALID [2018-11-23 11:15:55,462 INFO L273 TraceCheckUtils]: 1: Hoare triple {1105#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1105#true} is VALID [2018-11-23 11:15:55,462 INFO L273 TraceCheckUtils]: 2: Hoare triple {1105#true} assume true; {1105#true} is VALID [2018-11-23 11:15:55,463 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1105#true} {1105#true} #96#return; {1105#true} is VALID [2018-11-23 11:15:55,463 INFO L256 TraceCheckUtils]: 4: Hoare triple {1105#true} call #t~ret18 := main(); {1105#true} is VALID [2018-11-23 11:15:55,464 INFO L273 TraceCheckUtils]: 5: Hoare triple {1105#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,464 INFO L256 TraceCheckUtils]: 6: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {1105#true} is VALID [2018-11-23 11:15:55,465 INFO L273 TraceCheckUtils]: 7: Hoare triple {1105#true} ~len := #in~len;~data := #in~data; {1105#true} is VALID [2018-11-23 11:15:55,465 INFO L256 TraceCheckUtils]: 8: Hoare triple {1105#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {1105#true} is VALID [2018-11-23 11:15:55,465 INFO L273 TraceCheckUtils]: 9: Hoare triple {1105#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1105#true} is VALID [2018-11-23 11:15:55,465 INFO L273 TraceCheckUtils]: 10: Hoare triple {1105#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1105#true} is VALID [2018-11-23 11:15:55,465 INFO L273 TraceCheckUtils]: 11: Hoare triple {1105#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1105#true} is VALID [2018-11-23 11:15:55,466 INFO L273 TraceCheckUtils]: 12: Hoare triple {1105#true} assume true; {1105#true} is VALID [2018-11-23 11:15:55,466 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {1105#true} {1105#true} #92#return; {1105#true} is VALID [2018-11-23 11:15:55,466 INFO L273 TraceCheckUtils]: 14: Hoare triple {1105#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {1105#true} is VALID [2018-11-23 11:15:55,466 INFO L273 TraceCheckUtils]: 15: Hoare triple {1105#true} assume !!~bvsgt32(~len, 1bv32); {1105#true} is VALID [2018-11-23 11:15:55,466 INFO L256 TraceCheckUtils]: 16: Hoare triple {1105#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {1105#true} is VALID [2018-11-23 11:15:55,467 INFO L273 TraceCheckUtils]: 17: Hoare triple {1105#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1105#true} is VALID [2018-11-23 11:15:55,467 INFO L273 TraceCheckUtils]: 18: Hoare triple {1105#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1105#true} is VALID [2018-11-23 11:15:55,467 INFO L273 TraceCheckUtils]: 19: Hoare triple {1105#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1105#true} is VALID [2018-11-23 11:15:55,467 INFO L273 TraceCheckUtils]: 20: Hoare triple {1105#true} assume true; {1105#true} is VALID [2018-11-23 11:15:55,467 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1105#true} {1105#true} #94#return; {1105#true} is VALID [2018-11-23 11:15:55,468 INFO L273 TraceCheckUtils]: 22: Hoare triple {1105#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {1105#true} is VALID [2018-11-23 11:15:55,468 INFO L273 TraceCheckUtils]: 23: Hoare triple {1105#true} assume !~bvsgt32(~len, 1bv32); {1105#true} is VALID [2018-11-23 11:15:55,468 INFO L273 TraceCheckUtils]: 24: Hoare triple {1105#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {1105#true} is VALID [2018-11-23 11:15:55,468 INFO L273 TraceCheckUtils]: 25: Hoare triple {1105#true} assume true; {1105#true} is VALID [2018-11-23 11:15:55,469 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {1105#true} {1125#(= |main_~#s~0.offset| (_ bv0 32))} #88#return; {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,470 INFO L273 TraceCheckUtils]: 27: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,470 INFO L273 TraceCheckUtils]: 28: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} assume !!~bvslt32(~i~0, ~len~0); {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,471 INFO L256 TraceCheckUtils]: 29: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1105#true} is VALID [2018-11-23 11:15:55,471 INFO L273 TraceCheckUtils]: 30: Hoare triple {1105#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1105#true} is VALID [2018-11-23 11:15:55,471 INFO L273 TraceCheckUtils]: 31: Hoare triple {1105#true} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {1105#true} is VALID [2018-11-23 11:15:55,471 INFO L273 TraceCheckUtils]: 32: Hoare triple {1105#true} assume true; {1105#true} is VALID [2018-11-23 11:15:55,472 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {1105#true} {1125#(= |main_~#s~0.offset| (_ bv0 32))} #90#return; {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,473 INFO L273 TraceCheckUtils]: 34: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,473 INFO L273 TraceCheckUtils]: 35: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} assume !!~bvslt32(~i~0, ~len~0); {1125#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:15:55,473 INFO L256 TraceCheckUtils]: 36: Hoare triple {1125#(= |main_~#s~0.offset| (_ bv0 32))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1105#true} is VALID [2018-11-23 11:15:55,474 INFO L273 TraceCheckUtils]: 37: Hoare triple {1105#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1222#(and (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:15:55,476 INFO L273 TraceCheckUtils]: 38: Hoare triple {1222#(and (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {1226#(and (= (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:15:55,478 INFO L273 TraceCheckUtils]: 39: Hoare triple {1226#(and (= (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume true; {1226#(and (= (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:15:55,480 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {1226#(and (= (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} {1125#(= |main_~#s~0.offset| (_ bv0 32))} #90#return; {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} is VALID [2018-11-23 11:15:55,482 INFO L273 TraceCheckUtils]: 41: Hoare triple {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} is VALID [2018-11-23 11:15:55,484 INFO L273 TraceCheckUtils]: 42: Hoare triple {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} assume !~bvslt32(~i~0, ~len~0); {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} is VALID [2018-11-23 11:15:55,485 INFO L273 TraceCheckUtils]: 43: Hoare triple {1233#(and (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)))} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {1243#(and (= |main_#t~mem17.offset| (_ bv0 32)) (= |main_#t~mem17.base| (_ bv0 32)))} is VALID [2018-11-23 11:15:55,486 INFO L273 TraceCheckUtils]: 44: Hoare triple {1243#(and (= |main_#t~mem17.offset| (_ bv0 32)) (= |main_#t~mem17.base| (_ bv0 32)))} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {1106#false} is VALID [2018-11-23 11:15:55,486 INFO L273 TraceCheckUtils]: 45: Hoare triple {1106#false} assume !false; {1106#false} is VALID [2018-11-23 11:15:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 11:15:55,492 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:15:55,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:15:55,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 11:15:55,495 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2018-11-23 11:15:55,496 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:15:55,496 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2018-11-23 11:15:55,597 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:15:55,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 11:15:55,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 11:15:55,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 11:15:55,598 INFO L87 Difference]: Start difference. First operand 41 states and 46 transitions. Second operand 7 states. [2018-11-23 11:15:57,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:57,595 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions. [2018-11-23 11:15:57,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 11:15:57,595 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2018-11-23 11:15:57,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:15:57,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-23 11:15:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2018-11-23 11:15:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-23 11:15:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2018-11-23 11:15:57,602 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 58 transitions. [2018-11-23 11:15:57,706 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 11:15:57,709 INFO L225 Difference]: With dead ends: 57 [2018-11-23 11:15:57,709 INFO L226 Difference]: Without dead ends: 53 [2018-11-23 11:15:57,710 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 11:15:57,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-23 11:15:57,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 43. [2018-11-23 11:15:57,769 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:15:57,770 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand 43 states. [2018-11-23 11:15:57,770 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 43 states. [2018-11-23 11:15:57,770 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 43 states. [2018-11-23 11:15:57,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:57,776 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2018-11-23 11:15:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-11-23 11:15:57,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:57,778 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:57,778 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 53 states. [2018-11-23 11:15:57,778 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 53 states. [2018-11-23 11:15:57,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:15:57,782 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2018-11-23 11:15:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-11-23 11:15:57,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:15:57,783 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:15:57,784 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:15:57,784 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:15:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 11:15:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 49 transitions. [2018-11-23 11:15:57,787 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 49 transitions. Word has length 46 [2018-11-23 11:15:57,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:15:57,787 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 49 transitions. [2018-11-23 11:15:57,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 11:15:57,788 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2018-11-23 11:15:57,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 11:15:57,789 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:15:57,789 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:15:57,790 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:15:57,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:15:57,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1853941738, now seen corresponding path program 1 times [2018-11-23 11:15:57,791 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:15:57,791 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:15:57,810 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 11:15:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:15:57,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:15:58,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 55 [2018-11-23 11:15:58,416 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 51 treesize of output 38 [2018-11-23 11:15:58,440 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:58,658 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 43 treesize of output 27 [2018-11-23 11:15:58,664 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:58,721 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 38 treesize of output 31 [2018-11-23 11:15:58,724 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:58,818 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:15:58,934 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-11-23 11:15:58,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 23 treesize of output 18 [2018-11-23 11:15:58,959 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 18 treesize of output 13 [2018-11-23 11:15:59,012 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,062 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 19 treesize of output 9 [2018-11-23 11:15:59,067 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,082 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,090 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-11-23 11:15:59,097 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 12 treesize of output 4 [2018-11-23 11:15:59,098 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,116 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 5 treesize of output 1 [2018-11-23 11:15:59,117 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,125 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,218 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 63 [2018-11-23 11:15:59,230 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 59 treesize of output 52 [2018-11-23 11:15:59,232 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,312 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 43 [2018-11-23 11:15:59,320 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-11-23 11:15:59,420 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 44 treesize of output 35 [2018-11-23 11:15:59,422 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,492 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,594 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 27 [2018-11-23 11:15:59,605 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 23 treesize of output 16 [2018-11-23 11:15:59,611 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 16 treesize of output 9 [2018-11-23 11:15:59,647 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,688 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 19 treesize of output 9 [2018-11-23 11:15:59,690 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-23 11:15:59,711 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:15:59,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:15:59,763 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 8 variables, input treesize:131, output treesize:9 [2018-11-23 11:15:59,779 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:15:59,780 WARN L384 uantifierElimination]: Input elimination task: ∃ [v_prenex_4, v_prenex_1, v_prenex_2, v_prenex_3, |#memory_$Pointer$.base|, sll_circular_remove_first_~head.base, sll_circular_remove_first_~head.offset, |#memory_$Pointer$.offset|]. (or (let ((.cse0 (select (select v_prenex_4 v_prenex_1) v_prenex_2)) (.cse1 (select (select v_prenex_3 v_prenex_1) v_prenex_2))) (let ((.cse2 (select (select v_prenex_3 .cse0) .cse1))) (and (= |sll_circular_remove_first_#t~mem12.base| .cse0) (= |sll_circular_remove_first_#t~mem11.base| (select (select v_prenex_4 .cse0) .cse1)) (not (= .cse2 .cse1)) (= |sll_circular_remove_first_#t~mem12.offset| .cse1) (= .cse2 |sll_circular_remove_first_#t~mem11.offset|)))) (let ((.cse3 (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (.cse4 (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse3) .cse4))) (and (= |sll_circular_remove_first_#t~mem12.base| .cse3) (= (select (select |#memory_$Pointer$.offset| .cse3) .cse4) |sll_circular_remove_first_#t~mem11.offset|) (= |sll_circular_remove_first_#t~mem12.offset| .cse4) (not (= .cse5 .cse3)) (= |sll_circular_remove_first_#t~mem11.base| .cse5))))) [2018-11-23 11:15:59,780 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (or (not (= |sll_circular_remove_first_#t~mem11.base| |sll_circular_remove_first_#t~mem12.base|)) (not (= |sll_circular_remove_first_#t~mem12.offset| |sll_circular_remove_first_#t~mem11.offset|))) [2018-11-23 11:15:59,819 INFO L256 TraceCheckUtils]: 0: Hoare triple {1504#true} call ULTIMATE.init(); {1504#true} is VALID [2018-11-23 11:15:59,820 INFO L273 TraceCheckUtils]: 1: Hoare triple {1504#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1504#true} is VALID [2018-11-23 11:15:59,820 INFO L273 TraceCheckUtils]: 2: Hoare triple {1504#true} assume true; {1504#true} is VALID [2018-11-23 11:15:59,820 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1504#true} {1504#true} #96#return; {1504#true} is VALID [2018-11-23 11:15:59,820 INFO L256 TraceCheckUtils]: 4: Hoare triple {1504#true} call #t~ret18 := main(); {1504#true} is VALID [2018-11-23 11:15:59,821 INFO L273 TraceCheckUtils]: 5: Hoare triple {1504#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {1504#true} is VALID [2018-11-23 11:15:59,821 INFO L256 TraceCheckUtils]: 6: Hoare triple {1504#true} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {1504#true} is VALID [2018-11-23 11:15:59,821 INFO L273 TraceCheckUtils]: 7: Hoare triple {1504#true} ~len := #in~len;~data := #in~data; {1504#true} is VALID [2018-11-23 11:15:59,821 INFO L256 TraceCheckUtils]: 8: Hoare triple {1504#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {1504#true} is VALID [2018-11-23 11:15:59,822 INFO L273 TraceCheckUtils]: 9: Hoare triple {1504#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1504#true} is VALID [2018-11-23 11:15:59,822 INFO L273 TraceCheckUtils]: 10: Hoare triple {1504#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1504#true} is VALID [2018-11-23 11:15:59,822 INFO L273 TraceCheckUtils]: 11: Hoare triple {1504#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1504#true} is VALID [2018-11-23 11:15:59,822 INFO L273 TraceCheckUtils]: 12: Hoare triple {1504#true} assume true; {1504#true} is VALID [2018-11-23 11:15:59,823 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {1504#true} {1504#true} #92#return; {1504#true} is VALID [2018-11-23 11:15:59,823 INFO L273 TraceCheckUtils]: 14: Hoare triple {1504#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {1504#true} is VALID [2018-11-23 11:15:59,823 INFO L273 TraceCheckUtils]: 15: Hoare triple {1504#true} assume !!~bvsgt32(~len, 1bv32); {1504#true} is VALID [2018-11-23 11:15:59,823 INFO L256 TraceCheckUtils]: 16: Hoare triple {1504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {1504#true} is VALID [2018-11-23 11:15:59,824 INFO L273 TraceCheckUtils]: 17: Hoare triple {1504#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1504#true} is VALID [2018-11-23 11:15:59,824 INFO L273 TraceCheckUtils]: 18: Hoare triple {1504#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1504#true} is VALID [2018-11-23 11:15:59,824 INFO L273 TraceCheckUtils]: 19: Hoare triple {1504#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1504#true} is VALID [2018-11-23 11:15:59,824 INFO L273 TraceCheckUtils]: 20: Hoare triple {1504#true} assume true; {1504#true} is VALID [2018-11-23 11:15:59,825 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1504#true} {1504#true} #94#return; {1504#true} is VALID [2018-11-23 11:15:59,825 INFO L273 TraceCheckUtils]: 22: Hoare triple {1504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {1504#true} is VALID [2018-11-23 11:15:59,825 INFO L273 TraceCheckUtils]: 23: Hoare triple {1504#true} assume !~bvsgt32(~len, 1bv32); {1504#true} is VALID [2018-11-23 11:15:59,825 INFO L273 TraceCheckUtils]: 24: Hoare triple {1504#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {1504#true} is VALID [2018-11-23 11:15:59,826 INFO L273 TraceCheckUtils]: 25: Hoare triple {1504#true} assume true; {1504#true} is VALID [2018-11-23 11:15:59,826 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {1504#true} {1504#true} #88#return; {1504#true} is VALID [2018-11-23 11:15:59,826 INFO L273 TraceCheckUtils]: 27: Hoare triple {1504#true} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {1504#true} is VALID [2018-11-23 11:15:59,826 INFO L273 TraceCheckUtils]: 28: Hoare triple {1504#true} assume !!~bvslt32(~i~0, ~len~0); {1504#true} is VALID [2018-11-23 11:15:59,827 INFO L256 TraceCheckUtils]: 29: Hoare triple {1504#true} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1504#true} is VALID [2018-11-23 11:15:59,827 INFO L273 TraceCheckUtils]: 30: Hoare triple {1504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1504#true} is VALID [2018-11-23 11:15:59,827 INFO L273 TraceCheckUtils]: 31: Hoare triple {1504#true} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {1504#true} is VALID [2018-11-23 11:15:59,827 INFO L273 TraceCheckUtils]: 32: Hoare triple {1504#true} assume true; {1504#true} is VALID [2018-11-23 11:15:59,828 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {1504#true} {1504#true} #90#return; {1504#true} is VALID [2018-11-23 11:15:59,828 INFO L273 TraceCheckUtils]: 34: Hoare triple {1504#true} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1504#true} is VALID [2018-11-23 11:15:59,828 INFO L273 TraceCheckUtils]: 35: Hoare triple {1504#true} assume !!~bvslt32(~i~0, ~len~0); {1504#true} is VALID [2018-11-23 11:15:59,828 INFO L256 TraceCheckUtils]: 36: Hoare triple {1504#true} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1504#true} is VALID [2018-11-23 11:15:59,844 INFO L273 TraceCheckUtils]: 37: Hoare triple {1504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1620#(and (= |sll_circular_remove_first_#t~mem8.offset| (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |sll_circular_remove_first_#t~mem8.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:15:59,858 INFO L273 TraceCheckUtils]: 38: Hoare triple {1620#(and (= |sll_circular_remove_first_#t~mem8.offset| (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |sll_circular_remove_first_#t~mem8.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {1624#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base))} is VALID [2018-11-23 11:15:59,867 INFO L273 TraceCheckUtils]: 39: Hoare triple {1624#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1628#(or (not (= |sll_circular_remove_first_#t~mem11.base| |sll_circular_remove_first_#t~mem12.base|)) (not (= |sll_circular_remove_first_#t~mem12.offset| |sll_circular_remove_first_#t~mem11.offset|)))} is VALID [2018-11-23 11:15:59,868 INFO L273 TraceCheckUtils]: 40: Hoare triple {1628#(or (not (= |sll_circular_remove_first_#t~mem11.base| |sll_circular_remove_first_#t~mem12.base|)) (not (= |sll_circular_remove_first_#t~mem12.offset| |sll_circular_remove_first_#t~mem11.offset|)))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {1505#false} is VALID [2018-11-23 11:15:59,868 INFO L273 TraceCheckUtils]: 41: Hoare triple {1505#false} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {1505#false} is VALID [2018-11-23 11:15:59,868 INFO L273 TraceCheckUtils]: 42: Hoare triple {1505#false} assume true; {1505#false} is VALID [2018-11-23 11:15:59,868 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {1505#false} {1504#true} #90#return; {1505#false} is VALID [2018-11-23 11:15:59,868 INFO L273 TraceCheckUtils]: 44: Hoare triple {1505#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1505#false} is VALID [2018-11-23 11:15:59,869 INFO L273 TraceCheckUtils]: 45: Hoare triple {1505#false} assume !~bvslt32(~i~0, ~len~0); {1505#false} is VALID [2018-11-23 11:15:59,869 INFO L273 TraceCheckUtils]: 46: Hoare triple {1505#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {1505#false} is VALID [2018-11-23 11:15:59,869 INFO L273 TraceCheckUtils]: 47: Hoare triple {1505#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {1505#false} is VALID [2018-11-23 11:15:59,869 INFO L273 TraceCheckUtils]: 48: Hoare triple {1505#false} assume !false; {1505#false} is VALID [2018-11-23 11:15:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 11:15:59,872 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:15:59,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:15:59,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 11:15:59,875 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2018-11-23 11:15:59,875 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:15:59,875 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 11:15:59,933 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:15:59,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 11:15:59,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 11:15:59,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 11:15:59,935 INFO L87 Difference]: Start difference. First operand 43 states and 49 transitions. Second operand 5 states. [2018-11-23 11:16:00,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:00,937 INFO L93 Difference]: Finished difference Result 63 states and 74 transitions. [2018-11-23 11:16:00,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 11:16:00,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2018-11-23 11:16:00,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:16:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:16:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2018-11-23 11:16:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:16:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2018-11-23 11:16:00,942 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 60 transitions. [2018-11-23 11:16:01,102 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 11:16:01,104 INFO L225 Difference]: With dead ends: 63 [2018-11-23 11:16:01,104 INFO L226 Difference]: Without dead ends: 45 [2018-11-23 11:16:01,105 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 11:16:01,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-23 11:16:01,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-11-23 11:16:01,155 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:16:01,155 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 45 states. [2018-11-23 11:16:01,156 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2018-11-23 11:16:01,156 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2018-11-23 11:16:01,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:01,159 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-11-23 11:16:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2018-11-23 11:16:01,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:16:01,160 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:16:01,160 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2018-11-23 11:16:01,160 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2018-11-23 11:16:01,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:01,163 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-11-23 11:16:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2018-11-23 11:16:01,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:16:01,164 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:16:01,164 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:16:01,164 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:16:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-23 11:16:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 51 transitions. [2018-11-23 11:16:01,167 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 51 transitions. Word has length 49 [2018-11-23 11:16:01,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:16:01,167 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 51 transitions. [2018-11-23 11:16:01,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 11:16:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2018-11-23 11:16:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 11:16:01,169 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:16:01,169 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:16:01,169 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:16:01,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:16:01,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1516598607, now seen corresponding path program 1 times [2018-11-23 11:16:01,170 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:16:01,170 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:16:01,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:16:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:16:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:16:01,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:16:01,471 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 11:16:01,473 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,476 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-23 11:16:01,480 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:01,481 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_52|]. (= |#valid| (store |v_#valid_52| node_create_~temp~0.base (_ bv1 1))) [2018-11-23 11:16:01,481 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (= (select |#valid| node_create_~temp~0.base) (_ bv1 1)) [2018-11-23 11:16:01,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:01,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:01,647 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 13 treesize of output 4 [2018-11-23 11:16:01,648 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,657 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:11 [2018-11-23 11:16:01,662 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:01,662 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_BEFORE_CALL_2|]. (and (= (select |v_#valid_BEFORE_CALL_2| |sll_circular_create_#t~ret4.base|) (_ bv0 1)) (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= (_ bv0 1) (bvadd (select |v_#valid_BEFORE_CALL_2| sll_circular_create_~head~0.base) (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)) [2018-11-23 11:16:01,662 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|))) [2018-11-23 11:16:01,715 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 11:16:01,727 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 11:16:01,730 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,734 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,745 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-11-23 11:16:01,814 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-11-23 11:16:01,821 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 12 treesize of output 11 [2018-11-23 11:16:01,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:01,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 11:16:01,847 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-11-23 11:16:01,866 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:01,866 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_54|, sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |v_#memory_$Pointer$.base_54| |sll_circular_create_#res.base|) (_ bv0 32)))) (and (= (_ bv0 32) |sll_circular_create_#res.offset|) (not (= |sll_circular_create_#res.base| .cse0)) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_54| .cse0 (store (select |v_#memory_$Pointer$.base_54| .cse0) sll_circular_create_~last~0.offset |sll_circular_create_#res.base|))))) [2018-11-23 11:16:01,866 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)))) (and (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.base| .cse0) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (not (= .cse0 |sll_circular_create_#res.base|)))) [2018-11-23 11:16:02,490 INFO L256 TraceCheckUtils]: 0: Hoare triple {1901#true} call ULTIMATE.init(); {1901#true} is VALID [2018-11-23 11:16:02,490 INFO L273 TraceCheckUtils]: 1: Hoare triple {1901#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1901#true} is VALID [2018-11-23 11:16:02,490 INFO L273 TraceCheckUtils]: 2: Hoare triple {1901#true} assume true; {1901#true} is VALID [2018-11-23 11:16:02,490 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1901#true} {1901#true} #96#return; {1901#true} is VALID [2018-11-23 11:16:02,492 INFO L256 TraceCheckUtils]: 4: Hoare triple {1901#true} call #t~ret18 := main(); {1901#true} is VALID [2018-11-23 11:16:02,493 INFO L273 TraceCheckUtils]: 5: Hoare triple {1901#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {1921#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:16:02,493 INFO L256 TraceCheckUtils]: 6: Hoare triple {1921#(= |main_~#s~0.offset| (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {1901#true} is VALID [2018-11-23 11:16:02,493 INFO L273 TraceCheckUtils]: 7: Hoare triple {1901#true} ~len := #in~len;~data := #in~data; {1901#true} is VALID [2018-11-23 11:16:02,493 INFO L256 TraceCheckUtils]: 8: Hoare triple {1901#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {1901#true} is VALID [2018-11-23 11:16:02,494 INFO L273 TraceCheckUtils]: 9: Hoare triple {1901#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:02,495 INFO L273 TraceCheckUtils]: 10: Hoare triple {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:02,496 INFO L273 TraceCheckUtils]: 11: Hoare triple {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} is VALID [2018-11-23 11:16:02,497 INFO L273 TraceCheckUtils]: 12: Hoare triple {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} assume true; {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} is VALID [2018-11-23 11:16:02,499 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} {1901#true} #92#return; {1948#(= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:02,500 INFO L273 TraceCheckUtils]: 14: Hoare triple {1948#(= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1))} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {1952#(and (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} is VALID [2018-11-23 11:16:02,501 INFO L273 TraceCheckUtils]: 15: Hoare triple {1952#(and (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} assume !!~bvsgt32(~len, 1bv32); {1952#(and (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} is VALID [2018-11-23 11:16:02,502 INFO L256 TraceCheckUtils]: 16: Hoare triple {1952#(and (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {1959#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:16:02,503 INFO L273 TraceCheckUtils]: 17: Hoare triple {1959#(= |#valid| |old(#valid)|)} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1963#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:16:02,504 INFO L273 TraceCheckUtils]: 18: Hoare triple {1963#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1963#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:16:02,506 INFO L273 TraceCheckUtils]: 19: Hoare triple {1963#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1970#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:16:02,508 INFO L273 TraceCheckUtils]: 20: Hoare triple {1970#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} assume true; {1970#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:16:02,510 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1970#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} {1952#(and (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} #94#return; {1977#(and (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} is VALID [2018-11-23 11:16:02,512 INFO L273 TraceCheckUtils]: 22: Hoare triple {1977#(and (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {1981#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} is VALID [2018-11-23 11:16:02,514 INFO L273 TraceCheckUtils]: 23: Hoare triple {1981#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} assume !~bvsgt32(~len, 1bv32); {1981#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} is VALID [2018-11-23 11:16:02,517 INFO L273 TraceCheckUtils]: 24: Hoare triple {1981#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {1988#(and (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} is VALID [2018-11-23 11:16:02,522 INFO L273 TraceCheckUtils]: 25: Hoare triple {1988#(and (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} assume true; {1988#(and (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} is VALID [2018-11-23 11:16:02,526 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {1988#(and (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} {1921#(= |main_~#s~0.offset| (_ bv0 32))} #88#return; {1995#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |main_#t~ret15.base|)))} is VALID [2018-11-23 11:16:02,530 INFO L273 TraceCheckUtils]: 27: Hoare triple {1995#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |main_#t~ret15.base|)))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {1999#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.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|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)))} is VALID [2018-11-23 11:16:02,531 INFO L273 TraceCheckUtils]: 28: Hoare triple {1999#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.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|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)))} assume !!~bvslt32(~i~0, ~len~0); {1999#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.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|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)))} is VALID [2018-11-23 11:16:02,532 INFO L256 TraceCheckUtils]: 29: Hoare triple {1999#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.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|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2006#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} is VALID [2018-11-23 11:16:02,533 INFO L273 TraceCheckUtils]: 30: Hoare triple {2006#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2010#(and (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) sll_circular_remove_first_~temp~1.base) (= |sll_circular_remove_first_#t~mem8.base| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:16:02,534 INFO L273 TraceCheckUtils]: 31: Hoare triple {2010#(and (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) sll_circular_remove_first_~temp~1.base) (= |sll_circular_remove_first_#t~mem8.base| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:16:02,534 INFO L273 TraceCheckUtils]: 32: Hoare triple {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} assume true; {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:16:02,536 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} {1999#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.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|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)))} #90#return; {1902#false} is VALID [2018-11-23 11:16:02,537 INFO L273 TraceCheckUtils]: 34: Hoare triple {1902#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1902#false} is VALID [2018-11-23 11:16:02,537 INFO L273 TraceCheckUtils]: 35: Hoare triple {1902#false} assume !!~bvslt32(~i~0, ~len~0); {1902#false} is VALID [2018-11-23 11:16:02,537 INFO L256 TraceCheckUtils]: 36: Hoare triple {1902#false} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1902#false} is VALID [2018-11-23 11:16:02,538 INFO L273 TraceCheckUtils]: 37: Hoare triple {1902#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:02,538 INFO L273 TraceCheckUtils]: 38: Hoare triple {1902#false} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {1902#false} is VALID [2018-11-23 11:16:02,538 INFO L273 TraceCheckUtils]: 39: Hoare triple {1902#false} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:02,538 INFO L273 TraceCheckUtils]: 40: Hoare triple {1902#false} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {1902#false} is VALID [2018-11-23 11:16:02,539 INFO L273 TraceCheckUtils]: 41: Hoare triple {1902#false} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:02,539 INFO L273 TraceCheckUtils]: 42: Hoare triple {1902#false} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {1902#false} is VALID [2018-11-23 11:16:02,539 INFO L273 TraceCheckUtils]: 43: Hoare triple {1902#false} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L273 TraceCheckUtils]: 44: Hoare triple {1902#false} assume true; {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {1902#false} {1902#false} #90#return; {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L273 TraceCheckUtils]: 46: Hoare triple {1902#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L273 TraceCheckUtils]: 47: Hoare triple {1902#false} assume !~bvslt32(~i~0, ~len~0); {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L273 TraceCheckUtils]: 48: Hoare triple {1902#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:02,540 INFO L273 TraceCheckUtils]: 49: Hoare triple {1902#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {1902#false} is VALID [2018-11-23 11:16:02,541 INFO L273 TraceCheckUtils]: 50: Hoare triple {1902#false} assume !false; {1902#false} is VALID [2018-11-23 11:16:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 11:16:02,549 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:16:03,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 29 treesize of output 25 [2018-11-23 11:16:03,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 16 [2018-11-23 11:16:03,131 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:03,136 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:03,159 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 11:16:03,159 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:25 [2018-11-23 11:16:03,175 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:03,175 WARN L384 uantifierElimination]: Input elimination task: ∀ [|#memory_$Pointer$.offset|, |main_~#s~0.base|]. (let ((.cse0 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (or (not (= .cse0 |main_#t~ret15.offset|)) (not (= (select (select |#memory_$Pointer$.base| .cse1) .cse0) .cse1)) (not (= .cse1 |main_#t~ret15.base|)))) [2018-11-23 11:16:03,175 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ [|main_~#s~0.base|]. (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| .cse0) |main_#t~ret15.offset|) .cse0)) (not (= .cse0 |main_#t~ret15.base|)))) [2018-11-23 11:16:03,622 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-23 11:16:05,906 WARN L833 TransFormulaUtils]: predicate-based correctness check returned UNKNOWN, hence correctness of interprocedural sequential composition was not checked. [2018-11-23 11:16:05,940 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:05,940 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 6 variables, input treesize:130, output treesize:1 [2018-11-23 11:16:07,612 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 66 [2018-11-23 11:16:07,866 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2018-11-23 11:16:07,873 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 9 treesize of output 8 [2018-11-23 11:16:07,874 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:07,965 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:07,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 40 [2018-11-23 11:16:07,992 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 13 [2018-11-23 11:16:07,994 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,018 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 8 treesize of output 6 [2018-11-23 11:16:08,027 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 1 [2018-11-23 11:16:08,030 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,032 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,048 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,060 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:08,137 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 57 [2018-11-23 11:16:08,161 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-11-23 11:16:08,168 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,322 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 41 [2018-11-23 11:16:08,325 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-11-23 11:16:08,508 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 36 [2018-11-23 11:16:08,568 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 20 [2018-11-23 11:16:08,571 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-11-23 11:16:08,652 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:08,653 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2018-11-23 11:16:08,656 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,696 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:16:08,817 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-11-23 11:16:08,828 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2018-11-23 11:16:08,830 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,846 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-11-23 11:16:08,932 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 1 [2018-11-23 11:16:08,933 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,953 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 1 [2018-11-23 11:16:08,953 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:08,965 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,009 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-23 11:16:09,018 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:09,081 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 57 [2018-11-23 11:16:09,109 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 42 treesize of output 53 [2018-11-23 11:16:09,113 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,244 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 37 treesize of output 36 [2018-11-23 11:16:09,249 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,358 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-11-23 11:16:09,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 4 [2018-11-23 11:16:09,371 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,388 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,506 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 36 [2018-11-23 11:16:09,527 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 24 treesize of output 16 [2018-11-23 11:16:09,529 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2018-11-23 11:16:09,592 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,614 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,653 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:09,724 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:09,792 INFO L303 Elim1Store]: Index analysis took 103 ms [2018-11-23 11:16:09,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 37 treesize of output 74 [2018-11-23 11:16:10,141 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 40 treesize of output 39 [2018-11-23 11:16:10,175 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:10,737 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 37 treesize of output 40 [2018-11-23 11:16:10,741 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:11,253 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-11-23 11:16:11,262 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:11,788 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-11-23 11:16:11,792 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,317 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 38 [2018-11-23 11:16:12,336 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 12 [2018-11-23 11:16:12,339 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,405 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 9 [2018-11-23 11:16:12,407 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,422 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:12,810 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 46 [2018-11-23 11:16:12,867 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 4 [2018-11-23 11:16:12,868 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,901 INFO L267 ElimStorePlain]: Start of recursive call 35: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,954 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:12,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:16:13,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 11:16:13,003 INFO L202 ElimStorePlain]: Needed 36 recursive calls to eliminate 4 variables, input treesize:121, output treesize:9 [2018-11-23 11:16:13,013 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:13,013 WARN L384 uantifierElimination]: Input elimination task: ∀ [|#memory_$Pointer$.base|, sll_circular_create_~last~0.offset, |main_~#s~0.base|, |v_main_~#s~0.offset_BEFORE_CALL_8|]. (let ((.cse1 (let ((.cse2 (store |#memory_$Pointer$.base| |sll_circular_create_#t~ret4.base| (store (select |#memory_$Pointer$.base| |sll_circular_create_#t~ret4.base|) |sll_circular_create_#t~ret4.offset| sll_circular_create_~head~0.base)))) (store .cse2 sll_circular_create_~last~0.base (store (select .cse2 sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset |sll_circular_create_#t~ret4.base|))))) (let ((.cse0 (select (select .cse1 |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|))) (or (not (= .cse0 |sll_circular_create_#t~ret4.base|)) (not (= (select (select .cse1 .cse0) |sll_circular_create_#t~ret4.offset|) .cse0))))) [2018-11-23 11:16:13,013 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ []. (and (not (= sll_circular_create_~last~0.base |sll_circular_create_#t~ret4.base|)) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|))) [2018-11-23 11:16:13,998 INFO L273 TraceCheckUtils]: 50: Hoare triple {1902#false} assume !false; {1902#false} is VALID [2018-11-23 11:16:13,999 INFO L273 TraceCheckUtils]: 49: Hoare triple {1902#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {1902#false} is VALID [2018-11-23 11:16:13,999 INFO L273 TraceCheckUtils]: 48: Hoare triple {1902#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {1902#false} is VALID [2018-11-23 11:16:13,999 INFO L273 TraceCheckUtils]: 47: Hoare triple {1902#false} assume !~bvslt32(~i~0, ~len~0); {1902#false} is VALID [2018-11-23 11:16:14,000 INFO L273 TraceCheckUtils]: 46: Hoare triple {1902#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1902#false} is VALID [2018-11-23 11:16:14,000 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {1901#true} {1902#false} #90#return; {1902#false} is VALID [2018-11-23 11:16:14,000 INFO L273 TraceCheckUtils]: 44: Hoare triple {1901#true} assume true; {1901#true} is VALID [2018-11-23 11:16:14,001 INFO L273 TraceCheckUtils]: 43: Hoare triple {1901#true} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {1901#true} is VALID [2018-11-23 11:16:14,001 INFO L273 TraceCheckUtils]: 42: Hoare triple {1901#true} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {1901#true} is VALID [2018-11-23 11:16:14,001 INFO L273 TraceCheckUtils]: 41: Hoare triple {1901#true} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1901#true} is VALID [2018-11-23 11:16:14,001 INFO L273 TraceCheckUtils]: 40: Hoare triple {1901#true} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {1901#true} is VALID [2018-11-23 11:16:14,001 INFO L273 TraceCheckUtils]: 39: Hoare triple {1901#true} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1901#true} is VALID [2018-11-23 11:16:14,002 INFO L273 TraceCheckUtils]: 38: Hoare triple {1901#true} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {1901#true} is VALID [2018-11-23 11:16:14,002 INFO L273 TraceCheckUtils]: 37: Hoare triple {1901#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {1901#true} is VALID [2018-11-23 11:16:14,002 INFO L256 TraceCheckUtils]: 36: Hoare triple {1902#false} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {1901#true} is VALID [2018-11-23 11:16:14,002 INFO L273 TraceCheckUtils]: 35: Hoare triple {1902#false} assume !!~bvslt32(~i~0, ~len~0); {1902#false} is VALID [2018-11-23 11:16:14,002 INFO L273 TraceCheckUtils]: 34: Hoare triple {1902#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {1902#false} is VALID [2018-11-23 11:16:14,004 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} {2123#(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|)))} #90#return; {1902#false} is VALID [2018-11-23 11:16:14,004 INFO L273 TraceCheckUtils]: 32: Hoare triple {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} assume true; {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:16:14,005 INFO L273 TraceCheckUtils]: 31: Hoare triple {2133#(or (not (= |sll_circular_remove_first_#t~mem8.base| sll_circular_remove_first_~temp~1.base)) (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume ~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem9.base, #t~mem9.offset);havoc #t~mem9.base, #t~mem9.offset;call write~$Pointer$(0bv32, 0bv32, ~head.base, ~head.offset, 4bv32); {2014#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:16:14,007 INFO L273 TraceCheckUtils]: 30: Hoare triple {2137#(or (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2133#(or (not (= |sll_circular_remove_first_#t~mem8.base| sll_circular_remove_first_~temp~1.base)) (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:16:14,008 INFO L256 TraceCheckUtils]: 29: Hoare triple {2123#(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|)))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2137#(or (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} is VALID [2018-11-23 11:16:14,009 INFO L273 TraceCheckUtils]: 28: Hoare triple {2123#(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|)))} assume !!~bvslt32(~i~0, ~len~0); {2123#(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|)))} is VALID [2018-11-23 11:16:14,010 INFO L273 TraceCheckUtils]: 27: Hoare triple {2144#(forall ((|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) |main_#t~ret15.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_#t~ret15.base|))))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {2123#(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|)))} is VALID [2018-11-23 11:16:14,021 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {2151#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) |sll_circular_create_#res.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) |sll_circular_create_#res.base|))))} {1901#true} #88#return; {2144#(forall ((|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) |main_#t~ret15.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_#t~ret15.base|))))} is VALID [2018-11-23 11:16:14,022 INFO L273 TraceCheckUtils]: 25: Hoare triple {2151#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) |sll_circular_create_#res.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) |sll_circular_create_#res.base|))))} assume true; {2151#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) |sll_circular_create_#res.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) |sll_circular_create_#res.base|))))} is VALID [2018-11-23 11:16:14,076 INFO L273 TraceCheckUtils]: 24: Hoare triple {2158#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (sll_circular_create_~last~0.offset (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= sll_circular_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|))) (not (= (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) sll_circular_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)))))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {2151#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) |sll_circular_create_#res.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|) |sll_circular_create_#res.base|))))} is VALID [2018-11-23 11:16:14,077 INFO L273 TraceCheckUtils]: 23: Hoare triple {2158#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (sll_circular_create_~last~0.offset (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= sll_circular_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|))) (not (= (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) sll_circular_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)))))} assume !~bvsgt32(~len, 1bv32); {2158#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (sll_circular_create_~last~0.offset (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= sll_circular_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|))) (not (= (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) sll_circular_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)))))} is VALID [2018-11-23 11:16:14,079 INFO L273 TraceCheckUtils]: 22: Hoare triple {2165#(and (not (= sll_circular_create_~last~0.base |sll_circular_create_#t~ret4.base|)) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {2158#(forall ((|v_main_~#s~0.offset_BEFORE_CALL_8| (_ BitVec 32)) (sll_circular_create_~last~0.offset (_ BitVec 32)) (|main_~#s~0.base| (_ BitVec 32))) (or (not (= sll_circular_create_~head~0.base (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|))) (not (= (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)) sll_circular_create_~head~0.offset) (select (select (store |#memory_$Pointer$.base| sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| sll_circular_create_~last~0.base) sll_circular_create_~last~0.offset sll_circular_create_~head~0.base)) |main_~#s~0.base|) |v_main_~#s~0.offset_BEFORE_CALL_8|)))))} is VALID [2018-11-23 11:16:14,081 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {2173#(= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|))} {2169#(and (not (= (_ bv0 1) (select |#valid| sll_circular_create_~last~0.base))) (not (= (select |#valid| sll_circular_create_~head~0.base) (_ bv0 1))))} #94#return; {2165#(and (not (= sll_circular_create_~last~0.base |sll_circular_create_#t~ret4.base|)) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} is VALID [2018-11-23 11:16:14,082 INFO L273 TraceCheckUtils]: 20: Hoare triple {2173#(= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|))} assume true; {2173#(= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|))} is VALID [2018-11-23 11:16:14,083 INFO L273 TraceCheckUtils]: 19: Hoare triple {2180#(= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2173#(= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|))} is VALID [2018-11-23 11:16:14,084 INFO L273 TraceCheckUtils]: 18: Hoare triple {2180#(= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {2180#(= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base))} is VALID [2018-11-23 11:16:14,085 INFO L273 TraceCheckUtils]: 17: Hoare triple {2187#(forall ((|v_node_create_#t~malloc2.base_25| (_ BitVec 32))) (or (not (= (_ bv0 1) (select |#valid| |v_node_create_#t~malloc2.base_25|))) (= (_ bv0 1) (select |old(#valid)| |v_node_create_#t~malloc2.base_25|))))} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2180#(= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base))} is VALID [2018-11-23 11:16:14,086 INFO L256 TraceCheckUtils]: 16: Hoare triple {2169#(and (not (= (_ bv0 1) (select |#valid| sll_circular_create_~last~0.base))) (not (= (select |#valid| sll_circular_create_~head~0.base) (_ bv0 1))))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2187#(forall ((|v_node_create_#t~malloc2.base_25| (_ BitVec 32))) (or (not (= (_ bv0 1) (select |#valid| |v_node_create_#t~malloc2.base_25|))) (= (_ bv0 1) (select |old(#valid)| |v_node_create_#t~malloc2.base_25|))))} is VALID [2018-11-23 11:16:14,086 INFO L273 TraceCheckUtils]: 15: Hoare triple {2169#(and (not (= (_ bv0 1) (select |#valid| sll_circular_create_~last~0.base))) (not (= (select |#valid| sll_circular_create_~head~0.base) (_ bv0 1))))} assume !!~bvsgt32(~len, 1bv32); {2169#(and (not (= (_ bv0 1) (select |#valid| sll_circular_create_~last~0.base))) (not (= (select |#valid| sll_circular_create_~head~0.base) (_ bv0 1))))} is VALID [2018-11-23 11:16:14,087 INFO L273 TraceCheckUtils]: 14: Hoare triple {1948#(= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1))} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {2169#(and (not (= (_ bv0 1) (select |#valid| sll_circular_create_~last~0.base))) (not (= (select |#valid| sll_circular_create_~head~0.base) (_ bv0 1))))} is VALID [2018-11-23 11:16:14,089 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} {1901#true} #92#return; {1948#(= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:14,089 INFO L273 TraceCheckUtils]: 12: Hoare triple {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} assume true; {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} is VALID [2018-11-23 11:16:14,090 INFO L273 TraceCheckUtils]: 11: Hoare triple {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {1941#(= (_ bv1 1) (select |#valid| |node_create_#res.base|))} is VALID [2018-11-23 11:16:14,091 INFO L273 TraceCheckUtils]: 10: Hoare triple {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:14,093 INFO L273 TraceCheckUtils]: 9: Hoare triple {1901#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {1934#(= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))} is VALID [2018-11-23 11:16:14,093 INFO L256 TraceCheckUtils]: 8: Hoare triple {1901#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {1901#true} is VALID [2018-11-23 11:16:14,093 INFO L273 TraceCheckUtils]: 7: Hoare triple {1901#true} ~len := #in~len;~data := #in~data; {1901#true} is VALID [2018-11-23 11:16:14,093 INFO L256 TraceCheckUtils]: 6: Hoare triple {1901#true} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {1901#true} is VALID [2018-11-23 11:16:14,094 INFO L273 TraceCheckUtils]: 5: Hoare triple {1901#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {1901#true} is VALID [2018-11-23 11:16:14,094 INFO L256 TraceCheckUtils]: 4: Hoare triple {1901#true} call #t~ret18 := main(); {1901#true} is VALID [2018-11-23 11:16:14,094 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1901#true} {1901#true} #96#return; {1901#true} is VALID [2018-11-23 11:16:14,094 INFO L273 TraceCheckUtils]: 2: Hoare triple {1901#true} assume true; {1901#true} is VALID [2018-11-23 11:16:14,095 INFO L273 TraceCheckUtils]: 1: Hoare triple {1901#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1901#true} is VALID [2018-11-23 11:16:14,095 INFO L256 TraceCheckUtils]: 0: Hoare triple {1901#true} call ULTIMATE.init(); {1901#true} is VALID [2018-11-23 11:16:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 11:16:14,104 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:16:14,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 29 [2018-11-23 11:16:14,105 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 51 [2018-11-23 11:16:14,105 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:16:14,106 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 29 states. [2018-11-23 11:16:14,377 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:16:14,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-11-23 11:16:14,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-11-23 11:16:14,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=733, Unknown=9, NotChecked=0, Total=812 [2018-11-23 11:16:14,379 INFO L87 Difference]: Start difference. First operand 45 states and 51 transitions. Second operand 29 states. [2018-11-23 11:16:15,562 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-23 11:16:25,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:25,374 INFO L93 Difference]: Finished difference Result 75 states and 88 transitions. [2018-11-23 11:16:25,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 11:16:25,374 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 51 [2018-11-23 11:16:25,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:16:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-23 11:16:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 78 transitions. [2018-11-23 11:16:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-23 11:16:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 78 transitions. [2018-11-23 11:16:25,382 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 78 transitions. [2018-11-23 11:16:25,577 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:16:25,581 INFO L225 Difference]: With dead ends: 75 [2018-11-23 11:16:25,581 INFO L226 Difference]: Without dead ends: 55 [2018-11-23 11:16:25,582 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 74 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=157, Invalid=1482, Unknown=83, NotChecked=0, Total=1722 [2018-11-23 11:16:25,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-23 11:16:25,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 54. [2018-11-23 11:16:25,838 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:16:25,838 INFO L82 GeneralOperation]: Start isEquivalent. First operand 55 states. Second operand 54 states. [2018-11-23 11:16:25,839 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 54 states. [2018-11-23 11:16:25,839 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 54 states. [2018-11-23 11:16:25,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:25,842 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2018-11-23 11:16:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-23 11:16:25,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:16:25,843 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:16:25,843 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 55 states. [2018-11-23 11:16:25,843 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 55 states. [2018-11-23 11:16:25,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:16:25,846 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2018-11-23 11:16:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-23 11:16:25,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:16:25,847 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:16:25,847 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:16:25,847 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:16:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-23 11:16:25,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2018-11-23 11:16:25,850 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 51 [2018-11-23 11:16:25,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:16:25,850 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2018-11-23 11:16:25,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-11-23 11:16:25,851 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-11-23 11:16:25,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 11:16:25,851 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:16:25,852 INFO L402 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:16:25,852 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:16:25,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:16:25,852 INFO L82 PathProgramCache]: Analyzing trace with hash -280247633, now seen corresponding path program 1 times [2018-11-23 11:16:25,853 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:16:25,853 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:16:25,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:16:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:16:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:16:26,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:16:26,212 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 11:16:26,214 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,222 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-23 11:16:26,228 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:26,228 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_104|]. (and (= |#valid| (store |v_#valid_104| |main_~#s~0.base| (_ bv1 1))) (= |main_~#s~0.offset| (_ bv0 32))) [2018-11-23 11:16:26,228 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (= |main_~#s~0.offset| (_ bv0 32))) [2018-11-23 11:16:26,546 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 11:16:26,552 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 11:16:26,554 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,560 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,589 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 11:16:26,596 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 11:16:26,598 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,611 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,626 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-11-23 11:16:26,746 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:26,765 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-11-23 11:16:26,774 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 12 treesize of output 11 [2018-11-23 11:16:26,776 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,834 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:26,848 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 27 treesize of output 28 [2018-11-23 11:16:26,853 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 12 treesize of output 11 [2018-11-23 11:16:26,856 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,868 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:26,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 11:16:26,892 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:70, output treesize:54 [2018-11-23 11:16:26,912 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:26,912 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_96|, |v_#memory_$Pointer$.offset_92|, sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |v_#memory_$Pointer$.base_96| |sll_circular_create_#res.base|) (_ bv0 32)))) (and (= (store |v_#memory_$Pointer$.offset_92| .cse0 (store (select |v_#memory_$Pointer$.offset_92| .cse0) sll_circular_create_~last~0.offset (_ bv0 32))) |#memory_$Pointer$.offset|) (= (_ bv0 1) (select |old(#valid)| .cse0)) (= (select (store |old(#valid)| .cse0 (_ bv1 1)) |sll_circular_create_#res.base|) (_ bv0 1)) (= (select (select |v_#memory_$Pointer$.offset_92| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (store |v_#memory_$Pointer$.base_96| .cse0 (store (select |v_#memory_$Pointer$.base_96| .cse0) sll_circular_create_~last~0.offset |sll_circular_create_#res.base|)) |#memory_$Pointer$.base|))) [2018-11-23 11:16:26,912 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)))) (and (= (select |old(#valid)| .cse0) (_ bv0 1)) (= (_ bv0 1) (select (store |old(#valid)| .cse0 (_ bv1 1)) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.base| .cse0) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| .cse0) sll_circular_create_~last~0.offset) (_ bv0 32)))) [2018-11-23 11:16:27,076 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:27,078 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:27,080 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:27,081 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 11:16:27,085 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:27,123 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 11:16:27,124 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:64, output treesize:56 [2018-11-23 11:16:27,131 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:27,131 WARN L384 uantifierElimination]: Input elimination task: ∃ [sll_circular_create_~last~0.offset, |v_#valid_BEFORE_CALL_13|]. (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)))) (and (= (select (store |v_#valid_BEFORE_CALL_13| .cse0 (_ bv1 1)) |main_#t~ret15.base|) (_ bv0 1)) (= (_ bv0 1) (bvadd (select |v_#valid_BEFORE_CALL_13| |main_~#s~0.base|) (_ bv1 1))) (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse0) sll_circular_create_~last~0.offset)) (= (select (select |#memory_$Pointer$.base| .cse0) sll_circular_create_~last~0.offset) |main_#t~ret15.base|) (= (_ bv0 1) (select |v_#valid_BEFORE_CALL_13| .cse0)))) [2018-11-23 11:16:27,131 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)))) (and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (not (= |main_~#s~0.base| |main_#t~ret15.base|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse0) sll_circular_create_~last~0.offset)) (not (= .cse0 |main_#t~ret15.base|)) (= (select (select |#memory_$Pointer$.base| .cse0) sll_circular_create_~last~0.offset) |main_#t~ret15.base|) (not (= |main_~#s~0.base| .cse0)))) [2018-11-23 11:16:28,697 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-11-23 11:16:28,761 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 11:16:28,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,030 INFO L303 Elim1Store]: Index analysis took 292 ms [2018-11-23 11:16:29,032 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 281 [2018-11-23 11:16:29,061 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 11:16:29,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 46 treesize of output 82 [2018-11-23 11:16:29,065 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:29,253 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,354 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 11:16:29,355 INFO L303 Elim1Store]: Index analysis took 128 ms [2018-11-23 11:16:29,356 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 243 treesize of output 263 [2018-11-23 11:16:29,378 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 216 treesize of output 352 [2018-11-23 11:16:29,381 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:16:29,453 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:29,515 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:16:29,681 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 11:16:29,711 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,806 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,806 INFO L303 Elim1Store]: Index analysis took 158 ms [2018-11-23 11:16:29,808 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 399 treesize of output 295 [2018-11-23 11:16:29,837 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:29,867 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 127 treesize of output 171 [2018-11-23 11:16:29,882 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-11-23 11:16:30,043 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,046 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,066 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,071 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:30,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 247 [2018-11-23 11:16:30,260 INFO L478 Elim1Store]: Elim1 applied some 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 313 treesize of output 288 [2018-11-23 11:16:30,883 INFO L267 ElimStorePlain]: Start of recursive call 9: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 9 xjuncts. [2018-11-23 11:16:33,835 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 9 xjuncts. [2018-11-23 11:16:33,842 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,845 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,847 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,851 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,865 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,868 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:16:33,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 253 [2018-11-23 11:16:34,057 INFO L478 Elim1Store]: Elim1 applied some 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 305 treesize of output 284 [2018-11-23 11:16:34,262 INFO L267 ElimStorePlain]: Start of recursive call 11: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 9 xjuncts. [2018-11-23 11:16:36,904 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 9 xjuncts. [2018-11-23 11:16:47,775 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 32 dim-0 vars, and 18 xjuncts. [2018-11-23 11:16:57,717 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 50 dim-0 vars, and 18 xjuncts. [2018-11-23 11:16:57,718 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:354, output treesize:4762 [2018-11-23 11:16:59,935 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:16:59,935 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_$Pointer$.base_BEFORE_CALL_7|, |v_#memory_$Pointer$.offset_BEFORE_CALL_7|, sll_circular_create_~last~0.offset]. (let ((.cse0 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_7| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse3 (select |v_#memory_$Pointer$.offset_BEFORE_CALL_7| .cse0)) (.cse2 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_7| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse8 (select |v_#memory_$Pointer$.base_BEFORE_CALL_7| .cse0))) (let ((.cse1 (select .cse8 (_ bv0 32))) (.cse5 (select .cse3 .cse2)) (.cse6 (select .cse8 .cse2))) (and (= .cse0 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_7| .cse1) sll_circular_create_~last~0.offset)) (= (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_7| .cse1) sll_circular_create_~last~0.offset) (_ bv0 32)) (not (= .cse0 .cse1)) (not (= .cse1 |main_~#s~0.base|)) (= .cse2 (_ bv0 32)) (= (_ bv0 32) (select .cse3 (_ bv0 32))) (= |main_~#s~0.offset| (_ bv0 32)) (= (let ((.cse4 (store |v_#memory_$Pointer$.offset_BEFORE_CALL_7| .cse6 (store (select |v_#memory_$Pointer$.offset_BEFORE_CALL_7| .cse6) .cse5 .cse5)))) (store .cse4 |main_~#s~0.base| (store (select .cse4 |main_~#s~0.base|) |main_~#s~0.offset| .cse5))) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (let ((.cse7 (store |v_#memory_$Pointer$.base_BEFORE_CALL_7| .cse6 (store (select |v_#memory_$Pointer$.base_BEFORE_CALL_7| .cse6) .cse5 .cse6)))) (store .cse7 |main_~#s~0.base| (store (select .cse7 |main_~#s~0.base|) |main_~#s~0.offset| .cse6)))))))) [2018-11-23 11:16:59,937 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [v_arrayElimCell_53, v_prenex_58, v_prenex_41, v_prenex_40, v_prenex_29, v_prenex_62, v_prenex_28, v_antiDerIndex_3, v_prenex_61, v_antiDerIndex_4, v_arrayElimCell_49, v_prenex_54, v_prenex_32, v_prenex_33, v_prenex_34, v_prenex_49, v_prenex_35, v_prenex_27, v_prenex_59, v_arrayElimCell_51, v_prenex_57, v_prenex_46, v_prenex_60, v_prenex_44, v_prenex_63, v_prenex_45, v_prenex_37, v_prenex_51, v_prenex_36, v_arrayElimCell_50, v_prenex_53, v_antiDerIndex_2, v_prenex_30, v_prenex_55, v_prenex_31, v_prenex_43, v_prenex_56, v_antiDerIndex_1, v_prenex_64, v_prenex_47, v_prenex_50, v_prenex_48, v_arrayElimCell_55, v_prenex_52, v_arrayElimCell_54, sll_circular_create_~last~0.offset, v_prenex_42, v_prenex_39, v_prenex_65, v_prenex_38]. (let ((.cse8 (select |#memory_$Pointer$.base| |main_~#s~0.base|))) (let ((.cse6 (select .cse8 |main_~#s~0.offset|)) (.cse7 (= |main_~#s~0.offset| (_ bv0 32))) (.cse12 (select |#memory_$Pointer$.offset| |main_~#s~0.base|))) (or (let ((.cse5 (select .cse8 v_prenex_29))) (let ((.cse9 (select |#memory_$Pointer$.base| .cse5))) (let ((.cse10 (select .cse9 (_ bv0 32)))) (let ((.cse11 (select |#memory_$Pointer$.offset| .cse10))) (let ((.cse1 (select .cse11 v_prenex_62))) (let ((.cse2 (select .cse9 .cse1))) (let ((.cse4 (select .cse12 .cse1)) (.cse3 (select |#memory_$Pointer$.base| .cse2)) (.cse0 (select (select |#memory_$Pointer$.offset| .cse5) .cse1))) (and (= .cse0 .cse1) (= .cse2 (select .cse3 .cse4)) (= .cse4 .cse0) (= (select .cse3 v_prenex_62) .cse5) (= .cse2 .cse6) .cse7 (not (= (select .cse3 v_prenex_28) (select .cse8 v_prenex_28))) (not (= (select .cse9 v_prenex_29) .cse5)) (not (= .cse10 .cse5)) (= (_ bv0 32) .cse1) (= .cse0 (select .cse11 .cse0)))))))))) (let ((.cse19 (select |#memory_$Pointer$.base| v_arrayElimCell_53))) (let ((.cse14 (select |#memory_$Pointer$.offset| (select .cse19 (_ bv0 32))))) (let ((.cse18 (select .cse14 v_prenex_58))) (let ((.cse17 (select .cse19 .cse18))) (let ((.cse13 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_53) .cse18)) (.cse16 (select |#memory_$Pointer$.base| .cse17)) (.cse15 (select .cse12 .cse18))) (and (= .cse13 (select .cse14 .cse13)) (= .cse13 .cse15) (not (= (select .cse16 v_prenex_41) (select .cse8 v_prenex_41))) .cse7 (not (= .cse17 v_arrayElimCell_53)) (= (_ bv0 32) .cse18) (not (= (select .cse8 v_prenex_40) (select .cse19 v_prenex_40))) (= v_prenex_58 .cse15) (= .cse17 (select .cse16 .cse15)) (= .cse17 .cse6))))))) (let ((.cse24 (select .cse8 v_antiDerIndex_3))) (let ((.cse25 (select |#memory_$Pointer$.base| .cse24))) (let ((.cse28 (select .cse25 (_ bv0 32)))) (let ((.cse26 (select |#memory_$Pointer$.offset| .cse28))) (let ((.cse27 (select .cse26 v_prenex_61))) (let ((.cse21 (select .cse25 .cse27))) (let ((.cse20 (select .cse12 .cse27)) (.cse23 (select (select |#memory_$Pointer$.offset| .cse24) .cse27)) (.cse22 (select |#memory_$Pointer$.base| .cse21))) (and (= .cse20 v_prenex_61) (= .cse21 (select .cse22 .cse20)) (= .cse20 .cse23) .cse7 (not (= .cse24 (select .cse25 v_antiDerIndex_3))) (= (select .cse26 .cse23) .cse23) (= (_ bv0 32) .cse27) (= .cse21 .cse6) (not (= (select .cse22 v_antiDerIndex_4) (select .cse8 v_antiDerIndex_4))) (not (= .cse28 .cse24)))))))))) (let ((.cse35 (select |#memory_$Pointer$.base| v_arrayElimCell_49))) (let ((.cse34 (select |#memory_$Pointer$.offset| (select .cse35 (_ bv0 32))))) (let ((.cse33 (select .cse34 v_prenex_54))) (let ((.cse30 (select .cse35 .cse33))) (let ((.cse31 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_49) .cse33)) (.cse32 (select .cse12 .cse33)) (.cse29 (select |#memory_$Pointer$.base| .cse30))) (and (not (= (select .cse29 v_prenex_32) (select .cse8 v_prenex_32))) (not (= v_arrayElimCell_49 .cse30)) (= .cse31 .cse32) (= .cse31 .cse33) (= .cse33 (_ bv0 32)) .cse7 (= .cse31 (select .cse34 .cse31)) (not (= (select .cse35 v_prenex_33) (select .cse8 v_prenex_33))) (= (select .cse29 .cse32) .cse30) (= .cse6 .cse30) (= (select .cse29 v_prenex_54) v_arrayElimCell_49))))))) (let ((.cse39 (select .cse8 v_prenex_34))) (let ((.cse43 (select |#memory_$Pointer$.base| .cse39))) (let ((.cse44 (select .cse43 (_ bv0 32)))) (let ((.cse37 (select |#memory_$Pointer$.offset| .cse44))) (let ((.cse40 (select .cse37 v_prenex_49))) (let ((.cse42 (select .cse43 .cse40))) (let ((.cse41 (select .cse12 .cse40)) (.cse36 (select (select |#memory_$Pointer$.offset| .cse39) .cse40)) (.cse38 (select |#memory_$Pointer$.base| .cse42))) (and (= .cse36 (select .cse37 .cse36)) (not (= (select .cse38 v_prenex_34) .cse39)) (= (_ bv0 32) .cse40) (= (select .cse38 .cse41) .cse42) (= .cse42 .cse6) (= .cse36 .cse40) (not (= (select .cse43 v_prenex_35) (select .cse8 v_prenex_35))) .cse7 (= .cse41 .cse36) (not (= .cse44 .cse39)) (= (select .cse38 v_prenex_49) .cse39))))))))) (let ((.cse49 (select .cse8 v_prenex_27))) (let ((.cse50 (select |#memory_$Pointer$.base| .cse49))) (let ((.cse52 (select |#memory_$Pointer$.offset| (select .cse50 (_ bv0 32))))) (let ((.cse51 (select .cse52 v_prenex_59))) (let ((.cse45 (select .cse50 .cse51))) (let ((.cse47 (select .cse12 .cse51)) (.cse48 (select (select |#memory_$Pointer$.offset| .cse49) .cse51)) (.cse46 (select |#memory_$Pointer$.base| .cse45))) (and (= .cse45 (select .cse46 .cse47)) (= .cse47 .cse48) (= (select .cse46 v_prenex_59) .cse49) (not (= (select .cse50 v_prenex_27) .cse49)) (= .cse45 .cse6) (= .cse48 .cse51) .cse7 (not (= |main_~#s~0.base| .cse45)) (= (_ bv0 32) .cse51) (= .cse48 (select .cse52 .cse48)) (not (= (select .cse46 |main_~#s~0.offset|) .cse49))))))))) (let ((.cse59 (select |#memory_$Pointer$.base| v_arrayElimCell_51))) (let ((.cse54 (select |#memory_$Pointer$.offset| (select .cse59 (_ bv0 32))))) (let ((.cse56 (select .cse54 v_prenex_57))) (let ((.cse53 (select .cse59 .cse56))) (let ((.cse57 (select |#memory_$Pointer$.base| .cse53)) (.cse58 (select .cse12 .cse56)) (.cse55 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_51) .cse56))) (and (= .cse53 .cse6) (= (select .cse54 .cse55) .cse55) (= .cse56 (_ bv0 32)) (not (= |main_~#s~0.base| .cse53)) .cse7 (= (select .cse57 .cse58) .cse53) (= (select .cse57 v_prenex_57) v_arrayElimCell_51) (not (= v_arrayElimCell_51 (select .cse59 |main_~#s~0.offset|))) (= .cse56 .cse55) (not (= |main_~#s~0.base| v_arrayElimCell_51)) (= .cse58 .cse55))))))) (let ((.cse63 (select .cse8 v_prenex_46))) (let ((.cse66 (select |#memory_$Pointer$.base| .cse63))) (let ((.cse65 (select |#memory_$Pointer$.offset| (select .cse66 (_ bv0 32))))) (let ((.cse64 (select .cse65 v_prenex_60))) (let ((.cse60 (select .cse12 .cse64)) (.cse61 (select (select |#memory_$Pointer$.offset| .cse63) .cse64)) (.cse62 (select .cse66 .cse64))) (and (= .cse60 .cse61) (not (= .cse62 .cse63)) (= .cse62 (select (select |#memory_$Pointer$.base| .cse62) .cse60)) .cse7 (= (_ bv0 32) .cse64) (= .cse62 .cse6) (= .cse60 v_prenex_60) (= (select .cse65 .cse61) .cse61) (not (= .cse63 (select .cse66 v_prenex_46))) (not (= .cse62 |main_~#s~0.base|)))))))) (let ((.cse70 (select |#memory_$Pointer$.base| v_prenex_44))) (let ((.cse73 (select |#memory_$Pointer$.offset| (select .cse70 (_ bv0 32))))) (let ((.cse72 (select .cse73 v_prenex_63))) (let ((.cse67 (select .cse70 .cse72))) (let ((.cse69 (select .cse12 .cse72)) (.cse68 (select |#memory_$Pointer$.base| .cse67)) (.cse71 (select (select |#memory_$Pointer$.offset| v_prenex_44) .cse72))) (and (= .cse67 (select .cse68 .cse69)) (not (= (select .cse8 v_prenex_45) (select .cse70 v_prenex_45))) (= .cse69 .cse71) (= (_ bv0 32) .cse72) .cse7 (= v_prenex_63 .cse69) (not (= (select .cse68 |main_~#s~0.offset|) v_prenex_44)) (not (= |main_~#s~0.base| .cse67)) (= (select .cse73 .cse71) .cse71) (= .cse67 .cse6))))))) (let ((.cse80 (select |#memory_$Pointer$.base| v_prenex_37))) (let ((.cse75 (select |#memory_$Pointer$.offset| (select .cse80 (_ bv0 32))))) (let ((.cse79 (select .cse75 v_prenex_51))) (let ((.cse74 (select .cse80 .cse79))) (let ((.cse77 (select |#memory_$Pointer$.base| .cse74)) (.cse78 (select .cse12 .cse79)) (.cse76 (select (select |#memory_$Pointer$.offset| v_prenex_37) .cse79))) (and (not (= .cse74 v_prenex_37)) (= (select .cse75 .cse76) .cse76) (= .cse74 .cse6) (not (= |main_~#s~0.base| v_prenex_37)) .cse7 (not (= (select .cse77 v_prenex_36) (select .cse8 v_prenex_36))) (= (select .cse77 v_prenex_51) v_prenex_37) (= (select .cse77 .cse78) .cse74) (= .cse79 .cse76) (= .cse79 (_ bv0 32)) (= .cse78 .cse76))))))) (let ((.cse84 (select |#memory_$Pointer$.base| v_arrayElimCell_50))) (let ((.cse87 (select |#memory_$Pointer$.offset| (select .cse84 (_ bv0 32))))) (let ((.cse86 (select .cse87 v_prenex_53))) (let ((.cse81 (select .cse84 .cse86))) (let ((.cse83 (select .cse12 .cse86)) (.cse85 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_50) .cse86)) (.cse82 (select |#memory_$Pointer$.base| .cse81))) (and (= .cse81 (select .cse82 .cse83)) (not (= (select .cse84 v_antiDerIndex_2) (select .cse8 v_antiDerIndex_2))) (= (select .cse82 v_prenex_53) v_arrayElimCell_50) .cse7 (= .cse85 .cse83) (not (= .cse81 |main_~#s~0.base|)) (= .cse85 .cse86) (= (select .cse87 .cse85) .cse85) (not (= v_arrayElimCell_50 (select .cse82 |main_~#s~0.offset|))) (= .cse86 (_ bv0 32)) (= .cse81 .cse6))))))) (let ((.cse90 (select .cse8 v_prenex_30))) (let ((.cse94 (select |#memory_$Pointer$.base| .cse90))) (let ((.cse95 (select |#memory_$Pointer$.offset| (select .cse94 (_ bv0 32))))) (let ((.cse93 (select .cse95 v_prenex_55))) (let ((.cse91 (select .cse94 .cse93))) (let ((.cse88 (select .cse12 .cse93)) (.cse89 (select (select |#memory_$Pointer$.offset| .cse90) .cse93)) (.cse92 (select |#memory_$Pointer$.base| .cse91))) (and (= .cse88 .cse89) (= (select .cse8 v_prenex_31) .cse90) (= .cse91 .cse6) (= (select .cse92 .cse88) .cse91) .cse7 (= .cse89 .cse93) (= (select .cse92 v_prenex_55) .cse90) (not (= (select .cse94 v_prenex_31) .cse90)) (= .cse89 (select .cse95 .cse89)) (= (_ bv0 32) .cse93) (not (= (select .cse92 v_prenex_30) .cse90)) (not (= .cse91 .cse90))))))))) (let ((.cse102 (select .cse8 v_prenex_43))) (let ((.cse101 (select |#memory_$Pointer$.base| .cse102))) (let ((.cse96 (select (select |#memory_$Pointer$.offset| (select .cse101 (_ bv0 32))) v_prenex_56))) (let ((.cse97 (select .cse101 .cse96))) (let ((.cse98 (select .cse12 .cse96)) (.cse100 (select |#memory_$Pointer$.base| .cse97)) (.cse99 (select (select |#memory_$Pointer$.offset| .cse102) .cse96))) (and (= (_ bv0 32) .cse96) (= .cse97 .cse6) (= .cse98 .cse99) (= .cse97 (select .cse100 .cse98)) (= v_prenex_56 .cse98) (not (= (select .cse101 |main_~#s~0.offset|) .cse102)) (not (= (select .cse100 v_prenex_43) .cse102)) .cse7 (not (= |main_~#s~0.base| .cse102)) (= .cse96 .cse99))))))) (let ((.cse104 (select .cse8 v_antiDerIndex_1))) (let ((.cse109 (select |#memory_$Pointer$.base| .cse104))) (let ((.cse108 (select |#memory_$Pointer$.offset| (select .cse109 (_ bv0 32))))) (let ((.cse105 (select .cse108 v_prenex_64))) (let ((.cse106 (select .cse109 .cse105))) (let ((.cse103 (select |#memory_$Pointer$.base| .cse106)) (.cse110 (select .cse12 .cse105)) (.cse107 (select (select |#memory_$Pointer$.offset| .cse104) .cse105))) (and (not (= (select .cse103 v_antiDerIndex_1) .cse104)) (= (_ bv0 32) .cse105) (= .cse106 .cse6) (= (select .cse103 v_prenex_64) .cse104) .cse7 (= .cse107 (select .cse108 .cse107)) (not (= (select .cse109 |main_~#s~0.offset|) .cse104)) (not (= |main_~#s~0.base| .cse104)) (= .cse107 .cse105) (= (select .cse103 .cse110) .cse106) (= .cse110 .cse107)))))))) (let ((.cse112 (select .cse8 v_prenex_47))) (let ((.cse116 (select |#memory_$Pointer$.base| .cse112))) (let ((.cse117 (select |#memory_$Pointer$.offset| (select .cse116 (_ bv0 32))))) (let ((.cse114 (select .cse117 v_prenex_50))) (let ((.cse113 (select .cse116 .cse114))) (let ((.cse111 (select |#memory_$Pointer$.base| .cse113)) (.cse115 (select .cse12 .cse114)) (.cse118 (select (select |#memory_$Pointer$.offset| .cse112) .cse114))) (and (not (= (select .cse111 v_prenex_48) .cse112)) (not (= .cse113 .cse112)) (= (_ bv0 32) .cse114) (= .cse115 v_prenex_50) (= (select .cse8 v_prenex_48) .cse112) (not (= .cse112 (select .cse116 v_prenex_47))) .cse7 (= .cse113 .cse6) (= (select .cse117 .cse118) .cse118) (= .cse113 (select .cse111 .cse115)) (= .cse115 .cse118)))))))) (let ((.cse124 (select |#memory_$Pointer$.base| v_arrayElimCell_55))) (let ((.cse123 (select .cse124 (_ bv0 32)))) (let ((.cse120 (select (select |#memory_$Pointer$.offset| .cse123) v_prenex_52))) (let ((.cse119 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) .cse120)) (.cse122 (select .cse12 .cse120)) (.cse121 (select .cse124 .cse120))) (and (= .cse119 .cse120) (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= .cse121 (select (select |#memory_$Pointer$.base| .cse121) .cse122)) (= .cse121 .cse6) (= .cse122 .cse119) .cse7 (= v_prenex_52 .cse122) (not (= |main_~#s~0.base| .cse121)) (not (= .cse123 v_arrayElimCell_55)) (= (_ bv0 32) .cse120)))))) (let ((.cse128 (select |#memory_$Pointer$.base| v_arrayElimCell_54))) (let ((.cse125 (select (select |#memory_$Pointer$.offset| (select .cse128 (_ bv0 32))) sll_circular_create_~last~0.offset))) (let ((.cse130 (select .cse128 .cse125))) (let ((.cse126 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_54) .cse125)) (.cse129 (select |#memory_$Pointer$.base| .cse130)) (.cse127 (select .cse12 .cse125))) (and (not (= |main_~#s~0.base| v_arrayElimCell_54)) (= .cse125 .cse126) (= .cse127 sll_circular_create_~last~0.offset) (not (= (select .cse128 |main_~#s~0.offset|) v_arrayElimCell_54)) .cse7 (= .cse127 .cse126) (not (= (select .cse129 v_prenex_42) (select .cse8 v_prenex_42))) (= (select .cse129 .cse127) .cse130) (= .cse130 .cse6) (= (_ bv0 32) .cse125)))))) (let ((.cse137 (select .cse8 v_prenex_39))) (let ((.cse136 (select |#memory_$Pointer$.base| .cse137))) (let ((.cse134 (select (select |#memory_$Pointer$.offset| (select .cse136 (_ bv0 32))) v_prenex_65))) (let ((.cse131 (select .cse136 .cse134))) (let ((.cse132 (select |#memory_$Pointer$.base| .cse131)) (.cse135 (select (select |#memory_$Pointer$.offset| .cse137) .cse134)) (.cse133 (select .cse12 .cse134))) (and (= .cse131 (select .cse132 .cse133)) (= (_ bv0 32) .cse134) (= .cse134 .cse135) (not (= (select .cse136 v_prenex_38) (select .cse8 v_prenex_38))) (not (= (select .cse132 v_prenex_39) .cse137)) (= .cse131 .cse6) .cse7 (= .cse133 .cse135) (= v_prenex_65 .cse133) (not (= .cse131 .cse137))))))))))) [2018-11-23 11:17:02,211 WARN L180 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 36 [2018-11-23 11:17:02,704 INFO L256 TraceCheckUtils]: 0: Hoare triple {2557#true} call ULTIMATE.init(); {2557#true} is VALID [2018-11-23 11:17:02,705 INFO L273 TraceCheckUtils]: 1: Hoare triple {2557#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2557#true} is VALID [2018-11-23 11:17:02,705 INFO L273 TraceCheckUtils]: 2: Hoare triple {2557#true} assume true; {2557#true} is VALID [2018-11-23 11:17:02,705 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2557#true} {2557#true} #96#return; {2557#true} is VALID [2018-11-23 11:17:02,705 INFO L256 TraceCheckUtils]: 4: Hoare triple {2557#true} call #t~ret18 := main(); {2557#true} is VALID [2018-11-23 11:17:02,706 INFO L273 TraceCheckUtils]: 5: Hoare triple {2557#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {2577#(and (= (bvadd (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (_ bv0 1)) (= |main_~#s~0.offset| (_ bv0 32)))} is VALID [2018-11-23 11:17:02,707 INFO L256 TraceCheckUtils]: 6: Hoare triple {2577#(and (= (bvadd (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (_ bv0 1)) (= |main_~#s~0.offset| (_ bv0 32)))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {2581#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:17:02,715 INFO L273 TraceCheckUtils]: 7: Hoare triple {2581#(= |#valid| |old(#valid)|)} ~len := #in~len;~data := #in~data; {2581#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:17:02,715 INFO L256 TraceCheckUtils]: 8: Hoare triple {2581#(= |#valid| |old(#valid)|)} call #t~ret3.base, #t~ret3.offset := node_create(~data); {2581#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:17:02,716 INFO L273 TraceCheckUtils]: 9: Hoare triple {2581#(= |#valid| |old(#valid)|)} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2591#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#valid)| node_create_~temp~0.base (_ bv1 1)) |#valid|))} is VALID [2018-11-23 11:17:02,717 INFO L273 TraceCheckUtils]: 10: Hoare triple {2591#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#valid)| node_create_~temp~0.base (_ bv1 1)) |#valid|))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {2591#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#valid)| node_create_~temp~0.base (_ bv1 1)) |#valid|))} is VALID [2018-11-23 11:17:02,718 INFO L273 TraceCheckUtils]: 11: Hoare triple {2591#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#valid)| node_create_~temp~0.base (_ bv1 1)) |#valid|))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2598#(and (= (store |old(#valid)| |node_create_#res.base| (_ bv1 1)) |#valid|) (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:17:02,719 INFO L273 TraceCheckUtils]: 12: Hoare triple {2598#(and (= (store |old(#valid)| |node_create_#res.base| (_ bv1 1)) |#valid|) (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} assume true; {2598#(and (= (store |old(#valid)| |node_create_#res.base| (_ bv1 1)) |#valid|) (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:17:02,720 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {2598#(and (= (store |old(#valid)| |node_create_#res.base| (_ bv1 1)) |#valid|) (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} {2581#(= |#valid| |old(#valid)|)} #92#return; {2605#(and (= |sll_circular_create_#t~ret3.offset| (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| |sll_circular_create_#t~ret3.base|)) (= |#valid| (store |old(#valid)| |sll_circular_create_#t~ret3.base| (_ bv1 1))))} is VALID [2018-11-23 11:17:02,722 INFO L273 TraceCheckUtils]: 14: Hoare triple {2605#(and (= |sll_circular_create_#t~ret3.offset| (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| |sll_circular_create_#t~ret3.base|)) (= |#valid| (store |old(#valid)| |sll_circular_create_#t~ret3.base| (_ bv1 1))))} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {2609#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= |#valid| (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} is VALID [2018-11-23 11:17:02,722 INFO L273 TraceCheckUtils]: 15: Hoare triple {2609#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= |#valid| (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} assume !!~bvsgt32(~len, 1bv32); {2609#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= |#valid| (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} is VALID [2018-11-23 11:17:02,724 INFO L256 TraceCheckUtils]: 16: Hoare triple {2609#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= |#valid| (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2581#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:17:02,725 INFO L273 TraceCheckUtils]: 17: Hoare triple {2581#(= |#valid| |old(#valid)|)} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2619#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:17:02,725 INFO L273 TraceCheckUtils]: 18: Hoare triple {2619#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {2619#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:17:02,728 INFO L273 TraceCheckUtils]: 19: Hoare triple {2619#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2626#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:17:02,728 INFO L273 TraceCheckUtils]: 20: Hoare triple {2626#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} assume true; {2626#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:17:02,732 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {2626#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} {2609#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= |#valid| (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1))) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} #94#return; {2633#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (select (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1)) |sll_circular_create_#t~ret4.base|) (_ bv0 1)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} is VALID [2018-11-23 11:17:02,736 INFO L273 TraceCheckUtils]: 22: Hoare triple {2633#(and (= (_ bv0 1) (select |old(#valid)| sll_circular_create_~head~0.base)) (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (select (store |old(#valid)| sll_circular_create_~head~0.base (_ bv1 1)) |sll_circular_create_#t~ret4.base|) (_ bv0 1)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {2637#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= (_ bv0 1) (select (store |old(#valid)| sll_circular_create_~last~0.base (_ bv1 1)) sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (= (select |old(#valid)| sll_circular_create_~last~0.base) (_ bv0 1)))} is VALID [2018-11-23 11:17:02,739 INFO L273 TraceCheckUtils]: 23: Hoare triple {2637#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= (_ bv0 1) (select (store |old(#valid)| sll_circular_create_~last~0.base (_ bv1 1)) sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (= (select |old(#valid)| sll_circular_create_~last~0.base) (_ bv0 1)))} assume !~bvsgt32(~len, 1bv32); {2637#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= (_ bv0 1) (select (store |old(#valid)| sll_circular_create_~last~0.base (_ bv1 1)) sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (= (select |old(#valid)| sll_circular_create_~last~0.base) (_ bv0 1)))} is VALID [2018-11-23 11:17:02,742 INFO L273 TraceCheckUtils]: 24: Hoare triple {2637#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= (_ bv0 1) (select (store |old(#valid)| sll_circular_create_~last~0.base (_ bv1 1)) sll_circular_create_~head~0.base)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (= (select |old(#valid)| sll_circular_create_~last~0.base) (_ bv0 1)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {2644#(and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 1)) (= (_ bv0 1) (select (store |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv1 1)) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) (_ bv0 32)))) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-23 11:17:02,743 INFO L273 TraceCheckUtils]: 25: Hoare triple {2644#(and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 1)) (= (_ bv0 1) (select (store |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv1 1)) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) (_ bv0 32)))) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)))} assume true; {2644#(and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 1)) (= (_ bv0 1) (select (store |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv1 1)) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) (_ bv0 32)))) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-23 11:17:02,746 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {2644#(and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 1)) (= (_ bv0 1) (select (store |old(#valid)| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv1 1)) |sll_circular_create_#res.base|)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |sll_circular_create_#res.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) (_ bv0 32)))) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)))} {2577#(and (= (bvadd (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (_ bv0 1)) (= |main_~#s~0.offset| (_ bv0 32)))} #88#return; {2651#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (not (= |main_~#s~0.base| |main_#t~ret15.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |main_#t~ret15.base|))) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)))))} is VALID [2018-11-23 11:17:02,750 INFO L273 TraceCheckUtils]: 27: Hoare triple {2651#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (not (= |main_~#s~0.base| |main_#t~ret15.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) sll_circular_create_~last~0.offset) |main_#t~ret15.base|))) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)))))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {2655#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} is VALID [2018-11-23 11:17:02,751 INFO L273 TraceCheckUtils]: 28: Hoare triple {2655#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~len~0); {2655#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} is VALID [2018-11-23 11:17:02,753 INFO L256 TraceCheckUtils]: 29: Hoare triple {2655#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2662#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} is VALID [2018-11-23 11:17:02,754 INFO L273 TraceCheckUtils]: 30: Hoare triple {2662#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2666#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,756 INFO L273 TraceCheckUtils]: 31: Hoare triple {2666#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {2670#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,757 INFO L273 TraceCheckUtils]: 32: Hoare triple {2670#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2670#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,759 INFO L273 TraceCheckUtils]: 33: Hoare triple {2670#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,762 INFO L273 TraceCheckUtils]: 34: Hoare triple {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,764 INFO L273 TraceCheckUtils]: 35: Hoare triple {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} is VALID [2018-11-23 11:17:02,772 INFO L273 TraceCheckUtils]: 36: Hoare triple {2677#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= sll_circular_remove_first_~temp~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))))} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {2687#(and (= (store (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.base|) (= (store (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.offset|))} is VALID [2018-11-23 11:17:02,773 INFO L273 TraceCheckUtils]: 37: Hoare triple {2687#(and (= (store (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.base|) (= (store (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.offset|))} assume true; {2687#(and (= (store (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.base|) (= (store (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.offset|))} is VALID [2018-11-23 11:17:02,820 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {2687#(and (= (store (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.base|) (= (store (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base| (store (select (store |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (store (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) |#memory_$Pointer$.offset|))} {2655#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (exists ((sll_circular_create_~last~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) sll_circular_create_~last~0.offset)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} #90#return; {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} is VALID [2018-11-23 11:17:02,823 INFO L273 TraceCheckUtils]: 39: Hoare triple {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} is VALID [2018-11-23 11:17:02,827 INFO L273 TraceCheckUtils]: 40: Hoare triple {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} assume !!~bvslt32(~i~0, ~len~0); {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} is VALID [2018-11-23 11:17:02,828 INFO L256 TraceCheckUtils]: 41: Hoare triple {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2662#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} is VALID [2018-11-23 11:17:02,830 INFO L273 TraceCheckUtils]: 42: Hoare triple {2662#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2707#(and (= |sll_circular_remove_first_#t~mem8.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) |sll_circular_remove_first_#t~mem8.offset|))} is VALID [2018-11-23 11:17:02,832 INFO L273 TraceCheckUtils]: 43: Hoare triple {2707#(and (= |sll_circular_remove_first_#t~mem8.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base) (= (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) |sll_circular_remove_first_#t~mem8.offset|))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,832 INFO L273 TraceCheckUtils]: 44: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,833 INFO L273 TraceCheckUtils]: 45: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,834 INFO L273 TraceCheckUtils]: 46: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,834 INFO L273 TraceCheckUtils]: 47: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,835 INFO L273 TraceCheckUtils]: 48: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,835 INFO L273 TraceCheckUtils]: 49: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume true; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:02,839 INFO L268 TraceCheckUtils]: 50: Hoare quadruple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} {2694#(and (= |main_~#s~0.offset| (_ bv0 32)) (exists ((v_prenex_52 (_ BitVec 32)) (v_arrayElimCell_55 (_ BitVec 32))) (and (not (= |main_~#s~0.base| v_arrayElimCell_55)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (= v_prenex_52 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52))) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))) (not (= (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32)) v_arrayElimCell_55)) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_55) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_arrayElimCell_55) (_ bv0 32))) v_prenex_52)))))} #90#return; {2558#false} is VALID [2018-11-23 11:17:02,839 INFO L273 TraceCheckUtils]: 51: Hoare triple {2558#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {2558#false} is VALID [2018-11-23 11:17:02,840 INFO L273 TraceCheckUtils]: 52: Hoare triple {2558#false} assume !~bvslt32(~i~0, ~len~0); {2558#false} is VALID [2018-11-23 11:17:02,840 INFO L273 TraceCheckUtils]: 53: Hoare triple {2558#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {2558#false} is VALID [2018-11-23 11:17:02,840 INFO L273 TraceCheckUtils]: 54: Hoare triple {2558#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {2558#false} is VALID [2018-11-23 11:17:02,841 INFO L273 TraceCheckUtils]: 55: Hoare triple {2558#false} assume !false; {2558#false} is VALID [2018-11-23 11:17:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 11:17:02,858 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:17:04,296 WARN L180 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-11-23 11:17:04,620 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-11-23 11:17:05,237 WARN L180 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-11-23 11:17:05,773 WARN L180 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-11-23 11:17:09,489 WARN L180 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-11-23 11:17:09,728 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-11-23 11:17:10,061 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-11-23 11:17:10,356 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-11-23 11:17:12,501 WARN L833 TransFormulaUtils]: predicate-based correctness check returned UNKNOWN, hence correctness of interprocedural sequential composition was not checked. [2018-11-23 11:17:12,786 INFO L273 TraceCheckUtils]: 55: Hoare triple {2558#false} assume !false; {2558#false} is VALID [2018-11-23 11:17:12,787 INFO L273 TraceCheckUtils]: 54: Hoare triple {2558#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {2558#false} is VALID [2018-11-23 11:17:12,787 INFO L273 TraceCheckUtils]: 53: Hoare triple {2558#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {2558#false} is VALID [2018-11-23 11:17:12,787 INFO L273 TraceCheckUtils]: 52: Hoare triple {2558#false} assume !~bvslt32(~i~0, ~len~0); {2558#false} is VALID [2018-11-23 11:17:12,788 INFO L273 TraceCheckUtils]: 51: Hoare triple {2558#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {2558#false} is VALID [2018-11-23 11:17:12,789 INFO L268 TraceCheckUtils]: 50: Hoare quadruple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} {2763#(and (= (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| (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|)))} #90#return; {2558#false} is VALID [2018-11-23 11:17:12,790 INFO L273 TraceCheckUtils]: 49: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume true; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,790 INFO L273 TraceCheckUtils]: 48: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,790 INFO L273 TraceCheckUtils]: 47: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,791 INFO L273 TraceCheckUtils]: 46: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,791 INFO L273 TraceCheckUtils]: 45: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,792 INFO L273 TraceCheckUtils]: 44: Hoare triple {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,794 INFO L273 TraceCheckUtils]: 43: Hoare triple {2788#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (and (= |sll_circular_remove_first_#t~mem8.offset| sll_circular_remove_first_~temp~1.offset) (= |sll_circular_remove_first_#t~mem8.base| sll_circular_remove_first_~temp~1.base)))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {2711#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))))} is VALID [2018-11-23 11:17:12,797 INFO L273 TraceCheckUtils]: 42: Hoare triple {2792#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2788#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (and (= |sll_circular_remove_first_#t~mem8.offset| sll_circular_remove_first_~temp~1.offset) (= |sll_circular_remove_first_#t~mem8.base| sll_circular_remove_first_~temp~1.base)))} is VALID [2018-11-23 11:17:12,798 INFO L256 TraceCheckUtils]: 41: Hoare triple {2763#(and (= (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| (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|)))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2792#(or (not (= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} is VALID [2018-11-23 11:17:12,799 INFO L273 TraceCheckUtils]: 40: Hoare triple {2763#(and (= (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| (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|)))} assume !!~bvslt32(~i~0, ~len~0); {2763#(and (= (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| (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|)))} is VALID [2018-11-23 11:17:12,800 INFO L273 TraceCheckUtils]: 39: Hoare triple {2763#(and (= (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| (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|)))} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {2763#(and (= (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| (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|)))} is VALID [2018-11-23 11:17:12,800 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {2805#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} {2557#true} #90#return; {2763#(and (= (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| (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|)))} is VALID [2018-11-23 11:17:12,801 INFO L273 TraceCheckUtils]: 37: Hoare triple {2805#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume true; {2805#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:17:12,811 INFO L273 TraceCheckUtils]: 36: Hoare triple {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {2805#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |#memory_$Pointer$.offset| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:17:12,812 INFO L273 TraceCheckUtils]: 35: Hoare triple {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} is VALID [2018-11-23 11:17:12,813 INFO L273 TraceCheckUtils]: 34: Hoare triple {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} is VALID [2018-11-23 11:17:12,815 INFO L273 TraceCheckUtils]: 33: Hoare triple {2822#(and (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {2812#(and (= (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (= (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base (store (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))} is VALID [2018-11-23 11:17:12,816 INFO L273 TraceCheckUtils]: 32: Hoare triple {2822#(and (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2822#(and (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:17:12,819 INFO L273 TraceCheckUtils]: 31: Hoare triple {2829#(and (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {2822#(and (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~last~1.base) sll_circular_remove_first_~last~1.offset) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:17:12,824 INFO L273 TraceCheckUtils]: 30: Hoare triple {2557#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {2829#(and (= (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.offset)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.offset)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base (store (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (store (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~temp~1.base)) sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset sll_circular_remove_first_~temp~1.base)) |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:17:12,825 INFO L256 TraceCheckUtils]: 29: Hoare triple {2557#true} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L273 TraceCheckUtils]: 28: Hoare triple {2557#true} assume !!~bvslt32(~i~0, ~len~0); {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L273 TraceCheckUtils]: 27: Hoare triple {2557#true} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {2557#true} {2557#true} #88#return; {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L273 TraceCheckUtils]: 25: Hoare triple {2557#true} assume true; {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L273 TraceCheckUtils]: 24: Hoare triple {2557#true} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {2557#true} is VALID [2018-11-23 11:17:12,825 INFO L273 TraceCheckUtils]: 23: Hoare triple {2557#true} assume !~bvsgt32(~len, 1bv32); {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L273 TraceCheckUtils]: 22: Hoare triple {2557#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {2557#true} {2557#true} #94#return; {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L273 TraceCheckUtils]: 20: Hoare triple {2557#true} assume true; {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L273 TraceCheckUtils]: 19: Hoare triple {2557#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L273 TraceCheckUtils]: 18: Hoare triple {2557#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L273 TraceCheckUtils]: 17: Hoare triple {2557#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2557#true} is VALID [2018-11-23 11:17:12,826 INFO L256 TraceCheckUtils]: 16: Hoare triple {2557#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 15: Hoare triple {2557#true} assume !!~bvsgt32(~len, 1bv32); {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 14: Hoare triple {2557#true} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {2557#true} {2557#true} #92#return; {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 12: Hoare triple {2557#true} assume true; {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 11: Hoare triple {2557#true} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 10: Hoare triple {2557#true} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {2557#true} is VALID [2018-11-23 11:17:12,827 INFO L273 TraceCheckUtils]: 9: Hoare triple {2557#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L256 TraceCheckUtils]: 8: Hoare triple {2557#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L273 TraceCheckUtils]: 7: Hoare triple {2557#true} ~len := #in~len;~data := #in~data; {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L256 TraceCheckUtils]: 6: Hoare triple {2557#true} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L273 TraceCheckUtils]: 5: Hoare triple {2557#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L256 TraceCheckUtils]: 4: Hoare triple {2557#true} call #t~ret18 := main(); {2557#true} is VALID [2018-11-23 11:17:12,828 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2557#true} {2557#true} #96#return; {2557#true} is VALID [2018-11-23 11:17:12,829 INFO L273 TraceCheckUtils]: 2: Hoare triple {2557#true} assume true; {2557#true} is VALID [2018-11-23 11:17:12,829 INFO L273 TraceCheckUtils]: 1: Hoare triple {2557#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2557#true} is VALID [2018-11-23 11:17:12,829 INFO L256 TraceCheckUtils]: 0: Hoare triple {2557#true} call ULTIMATE.init(); {2557#true} is VALID [2018-11-23 11:17:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:17:12,840 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:17:12,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 10] total 30 [2018-11-23 11:17:12,841 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 56 [2018-11-23 11:17:12,842 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:17:12,842 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states. [2018-11-23 11:17:13,068 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:17:13,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-23 11:17:13,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-23 11:17:13,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=789, Unknown=1, NotChecked=0, Total=870 [2018-11-23 11:17:13,069 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand 30 states. [2018-11-23 11:17:21,097 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2018-11-23 11:17:38,389 WARN L180 SmtUtils]: Spent 6.32 s on a formula simplification. DAG size of input: 116 DAG size of output: 96 [2018-11-23 11:17:47,224 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 11:17:57,071 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-11-23 11:18:01,245 WARN L180 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 109 DAG size of output: 56 [2018-11-23 11:18:09,596 WARN L180 SmtUtils]: Spent 3.51 s on a formula simplification that was a NOOP. DAG size: 87 [2018-11-23 11:18:09,862 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2018-11-23 11:18:41,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:18:41,279 INFO L93 Difference]: Finished difference Result 96 states and 117 transitions. [2018-11-23 11:18:41,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-23 11:18:41,279 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 56 [2018-11-23 11:18:41,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:18:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-23 11:18:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 102 transitions. [2018-11-23 11:18:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-23 11:18:41,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 102 transitions. [2018-11-23 11:18:41,287 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states and 102 transitions. [2018-11-23 11:18:42,350 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:18:42,353 INFO L225 Difference]: With dead ends: 96 [2018-11-23 11:18:42,353 INFO L226 Difference]: Without dead ends: 76 [2018-11-23 11:18:42,355 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 81 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 33.5s TimeCoverageRelationStatistics Valid=226, Invalid=1843, Unknown=1, NotChecked=0, Total=2070 [2018-11-23 11:18:42,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-11-23 11:18:42,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2018-11-23 11:18:42,866 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:18:42,866 INFO L82 GeneralOperation]: Start isEquivalent. First operand 76 states. Second operand 68 states. [2018-11-23 11:18:42,866 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand 68 states. [2018-11-23 11:18:42,866 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 68 states. [2018-11-23 11:18:42,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:18:42,870 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions. [2018-11-23 11:18:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2018-11-23 11:18:42,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:18:42,871 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:18:42,871 INFO L74 IsIncluded]: Start isIncluded. First operand 68 states. Second operand 76 states. [2018-11-23 11:18:42,871 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 76 states. [2018-11-23 11:18:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:18:42,875 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions. [2018-11-23 11:18:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2018-11-23 11:18:42,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:18:42,876 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:18:42,876 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:18:42,876 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:18:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-23 11:18:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 82 transitions. [2018-11-23 11:18:42,879 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 82 transitions. Word has length 56 [2018-11-23 11:18:42,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:18:42,880 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 82 transitions. [2018-11-23 11:18:42,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-23 11:18:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2018-11-23 11:18:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 11:18:42,881 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:18:42,881 INFO L402 BasicCegarLoop]: trace histogram [5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:18:42,882 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:18:42,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:18:42,882 INFO L82 PathProgramCache]: Analyzing trace with hash -301181100, now seen corresponding path program 2 times [2018-11-23 11:18:42,882 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:18:42,882 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:18:42,903 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 11:18:43,154 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 11:18:43,154 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:18:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:18:43,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:18:43,268 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 11:18:43,269 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,275 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,275 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-23 11:18:43,279 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 11:18:43,279 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#valid_156|]. (and (= |#valid| (store |v_#valid_156| node_create_~temp~0.base (_ bv1 1))) (= node_create_~temp~0.offset (_ bv0 32))) [2018-11-23 11:18:43,279 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (and (= (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (= node_create_~temp~0.offset (_ bv0 32))) [2018-11-23 11:18:43,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:18:43,511 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:18:43,512 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 13 treesize of output 4 [2018-11-23 11:18:43,514 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,534 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:17 [2018-11-23 11:18:43,612 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 11:18:43,620 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 11:18:43,621 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,657 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 11:18:43,665 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 11:18:43,668 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,672 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,691 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:33, output treesize:25 [2018-11-23 11:18:43,842 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 27 treesize of output 28 [2018-11-23 11:18:43,848 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 12 treesize of output 11 [2018-11-23 11:18:43,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,862 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:18:43,902 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2018-11-23 11:18:43,910 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 22 treesize of output 24 [2018-11-23 11:18:43,913 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,931 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 11:18:43,950 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:57, output treesize:41 [2018-11-23 11:18:45,325 INFO L256 TraceCheckUtils]: 0: Hoare triple {3341#true} call ULTIMATE.init(); {3341#true} is VALID [2018-11-23 11:18:45,325 INFO L273 TraceCheckUtils]: 1: Hoare triple {3341#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {3341#true} is VALID [2018-11-23 11:18:45,325 INFO L273 TraceCheckUtils]: 2: Hoare triple {3341#true} assume true; {3341#true} is VALID [2018-11-23 11:18:45,326 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3341#true} {3341#true} #96#return; {3341#true} is VALID [2018-11-23 11:18:45,326 INFO L256 TraceCheckUtils]: 4: Hoare triple {3341#true} call #t~ret18 := main(); {3341#true} is VALID [2018-11-23 11:18:45,327 INFO L273 TraceCheckUtils]: 5: Hoare triple {3341#true} ~len~0 := 2bv32;~data~0 := 1bv32;call ~#s~0.base, ~#s~0.offset := #Ultimate.alloc(4bv32); {3361#(= |main_~#s~0.offset| (_ bv0 32))} is VALID [2018-11-23 11:18:45,327 INFO L256 TraceCheckUtils]: 6: Hoare triple {3361#(= |main_~#s~0.offset| (_ bv0 32))} call #t~ret15.base, #t~ret15.offset := sll_circular_create(~len~0, ~data~0); {3341#true} is VALID [2018-11-23 11:18:45,327 INFO L273 TraceCheckUtils]: 7: Hoare triple {3341#true} ~len := #in~len;~data := #in~data; {3341#true} is VALID [2018-11-23 11:18:45,327 INFO L256 TraceCheckUtils]: 8: Hoare triple {3341#true} call #t~ret3.base, #t~ret3.offset := node_create(~data); {3341#true} is VALID [2018-11-23 11:18:45,329 INFO L273 TraceCheckUtils]: 9: Hoare triple {3341#true} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3374#(and (= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1)) (= node_create_~temp~0.offset (_ bv0 32)))} is VALID [2018-11-23 11:18:45,330 INFO L273 TraceCheckUtils]: 10: Hoare triple {3374#(and (= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1)) (= node_create_~temp~0.offset (_ bv0 32)))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {3374#(and (= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1)) (= node_create_~temp~0.offset (_ bv0 32)))} is VALID [2018-11-23 11:18:45,330 INFO L273 TraceCheckUtils]: 11: Hoare triple {3374#(and (= (bvadd (select |#valid| node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1)) (= node_create_~temp~0.offset (_ bv0 32)))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3381#(and (= (_ bv1 1) (select |#valid| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:18:45,348 INFO L273 TraceCheckUtils]: 12: Hoare triple {3381#(and (= (_ bv1 1) (select |#valid| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} assume true; {3381#(and (= (_ bv1 1) (select |#valid| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:18:45,362 INFO L268 TraceCheckUtils]: 13: Hoare quadruple {3381#(and (= (_ bv1 1) (select |#valid| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} {3341#true} #92#return; {3388#(and (= |sll_circular_create_#t~ret3.offset| (_ bv0 32)) (= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1)))} is VALID [2018-11-23 11:18:45,374 INFO L273 TraceCheckUtils]: 14: Hoare triple {3388#(and (= |sll_circular_create_#t~ret3.offset| (_ bv0 32)) (= (bvadd (select |#valid| |sll_circular_create_#t~ret3.base|) (_ bv1 1)) (_ bv0 1)))} ~head~0.base, ~head~0.offset := #t~ret3.base, #t~ret3.offset;havoc #t~ret3.base, #t~ret3.offset;~last~0.base, ~last~0.offset := ~head~0.base, ~head~0.offset; {3392#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} is VALID [2018-11-23 11:18:45,374 INFO L273 TraceCheckUtils]: 15: Hoare triple {3392#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} assume !!~bvsgt32(~len, 1bv32); {3392#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} is VALID [2018-11-23 11:18:45,375 INFO L256 TraceCheckUtils]: 16: Hoare triple {3392#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3399#(= |#valid| |old(#valid)|)} is VALID [2018-11-23 11:18:45,376 INFO L273 TraceCheckUtils]: 17: Hoare triple {3399#(= |#valid| |old(#valid)|)} ~data := #in~data;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(8bv32);~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3403#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:18:45,376 INFO L273 TraceCheckUtils]: 18: Hoare triple {3403#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} assume !(0bv32 == ~temp~0.base && 0bv32 == ~temp~0.offset); {3403#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2018-11-23 11:18:45,378 INFO L273 TraceCheckUtils]: 19: Hoare triple {3403#(and (= node_create_~temp~0.offset (_ bv0 32)) (= (_ bv0 1) (select |old(#valid)| node_create_~temp~0.base)))} call write~$Pointer$(0bv32, 0bv32, ~temp~0.base, ~temp~0.offset, 4bv32);call write~intINTTYPE4(~data, ~temp~0.base, ~bvadd32(4bv32, ~temp~0.offset), 4bv32);#res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3410#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:18:45,379 INFO L273 TraceCheckUtils]: 20: Hoare triple {3410#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} assume true; {3410#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} is VALID [2018-11-23 11:18:45,381 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {3410#(and (= (_ bv0 1) (select |old(#valid)| |node_create_#res.base|)) (= |node_create_#res.offset| (_ bv0 32)))} {3392#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (= (bvadd (select |#valid| sll_circular_create_~head~0.base) (_ bv1 1)) (_ bv0 1)))} #94#return; {3417#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} is VALID [2018-11-23 11:18:45,383 INFO L273 TraceCheckUtils]: 22: Hoare triple {3417#(and (= sll_circular_create_~head~0.offset sll_circular_create_~last~0.offset) (= |sll_circular_create_#t~ret4.offset| (_ bv0 32)) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base) (not (= sll_circular_create_~head~0.base |sll_circular_create_#t~ret4.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret4.base, #t~ret4.offset;call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, ~new_head~0.offset, 4bv32);~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset;#t~post5 := ~len;~len := ~bvsub32(#t~post5, 1bv32);havoc #t~post5; {3421#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~last~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} is VALID [2018-11-23 11:18:45,384 INFO L273 TraceCheckUtils]: 23: Hoare triple {3421#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~last~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} assume !~bvsgt32(~len, 1bv32); {3421#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~last~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} is VALID [2018-11-23 11:18:45,386 INFO L273 TraceCheckUtils]: 24: Hoare triple {3421#(and (= (select (select |#memory_$Pointer$.base| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset) sll_circular_create_~last~0.base) (= sll_circular_create_~head~0.offset (_ bv0 32)) (= sll_circular_create_~last~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_circular_create_~head~0.base) sll_circular_create_~head~0.offset)) (not (= sll_circular_create_~head~0.base sll_circular_create_~last~0.base)))} call write~$Pointer$(~head~0.base, ~head~0.offset, ~last~0.base, ~last~0.offset, 4bv32);#res.base, #res.offset := ~head~0.base, ~head~0.offset; {3428#(and (= |sll_circular_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} is VALID [2018-11-23 11:18:45,387 INFO L273 TraceCheckUtils]: 25: Hoare triple {3428#(and (= |sll_circular_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} assume true; {3428#(and (= |sll_circular_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} is VALID [2018-11-23 11:18:45,388 INFO L268 TraceCheckUtils]: 26: Hoare quadruple {3428#(and (= |sll_circular_create_#res.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) |sll_circular_create_#res.offset|) (= (select (select |#memory_$Pointer$.offset| |sll_circular_create_#res.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |sll_circular_create_#res.base|) (_ bv0 32)) |sll_circular_create_#res.base|)))} {3361#(= |main_~#s~0.offset| (_ bv0 32))} #88#return; {3435#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (= |main_#t~ret15.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) (_ bv0 32))))} is VALID [2018-11-23 11:18:45,390 INFO L273 TraceCheckUtils]: 27: Hoare triple {3435#(and (= |main_#t~ret15.offset| (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret15.base|) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32)) |main_#t~ret15.base|)) (= |main_#t~ret15.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret15.base|) (_ bv0 32))) (_ bv0 32))))} call write~init~$Pointer$(#t~ret15.base, #t~ret15.offset, ~#s~0.base, ~#s~0.offset, 4bv32);havoc #t~ret15.base, #t~ret15.offset;~i~0 := 0bv32; {3439#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |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|)) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} is VALID [2018-11-23 11:18:45,391 INFO L273 TraceCheckUtils]: 28: Hoare triple {3439#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |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|)) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~len~0); {3439#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |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|)) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} is VALID [2018-11-23 11:18:45,392 INFO L256 TraceCheckUtils]: 29: Hoare triple {3439#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |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|)) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {3446#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} is VALID [2018-11-23 11:18:45,393 INFO L273 TraceCheckUtils]: 30: Hoare triple {3446#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3450#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,395 INFO L273 TraceCheckUtils]: 31: Hoare triple {3450#(and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {3454#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,397 INFO L273 TraceCheckUtils]: 32: Hoare triple {3454#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3454#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,399 INFO L273 TraceCheckUtils]: 33: Hoare triple {3454#(and (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (= (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {3461#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,401 INFO L273 TraceCheckUtils]: 34: Hoare triple {3461#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3461#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,404 INFO L273 TraceCheckUtils]: 35: Hoare triple {3461#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) sll_circular_remove_first_~last~1.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~last~1.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |#memory_$Pointer$.offset| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {3468#(and (= sll_circular_remove_first_~last~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= sll_circular_remove_first_~last~1.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} is VALID [2018-11-23 11:18:45,407 INFO L273 TraceCheckUtils]: 36: Hoare triple {3468#(and (= sll_circular_remove_first_~last~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= |sll_circular_remove_first_#in~head.offset| sll_circular_remove_first_~head.offset) (= sll_circular_remove_first_~last~1.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset))) (select (select |old(#memory_$Pointer$.offset)| (select (select |#memory_$Pointer$.base| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)) (select (select |old(#memory_$Pointer$.offset)| sll_circular_remove_first_~head.base) sll_circular_remove_first_~head.offset)))) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (= sll_circular_remove_first_~head.base |sll_circular_remove_first_#in~head.base|))} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3472#(and (= |sll_circular_remove_first_#t~mem11.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))) (= |sll_circular_remove_first_#t~mem12.base| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} is VALID [2018-11-23 11:18:45,409 INFO L273 TraceCheckUtils]: 37: Hoare triple {3472#(and (= |sll_circular_remove_first_#t~mem11.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))))) (= |sll_circular_remove_first_#t~mem12.base| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:18:45,410 INFO L273 TraceCheckUtils]: 38: Hoare triple {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:18:45,411 INFO L273 TraceCheckUtils]: 39: Hoare triple {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} assume true; {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} is VALID [2018-11-23 11:18:45,414 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {3476#(= (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)) (select (select |old(#memory_$Pointer$.offset)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|)))) (select (select |old(#memory_$Pointer$.base)| |sll_circular_remove_first_#in~head.base|) |sll_circular_remove_first_#in~head.offset|))} {3439#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32)) (select (select |#memory_$Pointer$.base| |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|)) (_ bv0 32))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (_ bv0 32))))} #90#return; {3342#false} is VALID [2018-11-23 11:18:45,414 INFO L273 TraceCheckUtils]: 41: Hoare triple {3342#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {3342#false} is VALID [2018-11-23 11:18:45,414 INFO L273 TraceCheckUtils]: 42: Hoare triple {3342#false} assume !!~bvslt32(~i~0, ~len~0); {3342#false} is VALID [2018-11-23 11:18:45,414 INFO L256 TraceCheckUtils]: 43: Hoare triple {3342#false} call sll_circular_remove_first(~#s~0.base, ~#s~0.offset); {3342#false} is VALID [2018-11-23 11:18:45,415 INFO L273 TraceCheckUtils]: 44: Hoare triple {3342#false} ~head.base, ~head.offset := #in~head.base, #in~head.offset;call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(#t~mem6.base, #t~mem6.offset, 4bv32);~temp~1.base, ~temp~1.offset := #t~mem7.base, #t~mem7.offset;havoc #t~mem7.base, #t~mem7.offset;havoc #t~mem6.base, #t~mem6.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3342#false} is VALID [2018-11-23 11:18:45,415 INFO L273 TraceCheckUtils]: 45: Hoare triple {3342#false} assume !(~temp~1.base == #t~mem8.base && ~temp~1.offset == #t~mem8.offset);havoc #t~mem8.base, #t~mem8.offset;call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem10.base, #t~mem10.offset;havoc #t~mem10.base, #t~mem10.offset; {3342#false} is VALID [2018-11-23 11:18:45,415 INFO L273 TraceCheckUtils]: 46: Hoare triple {3342#false} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3342#false} is VALID [2018-11-23 11:18:45,415 INFO L273 TraceCheckUtils]: 47: Hoare triple {3342#false} assume !!(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset;call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);~last~1.base, ~last~1.offset := #t~mem13.base, #t~mem13.offset;havoc #t~mem13.base, #t~mem13.offset; {3342#false} is VALID [2018-11-23 11:18:45,416 INFO L273 TraceCheckUtils]: 48: Hoare triple {3342#false} call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~last~1.base, ~last~1.offset, 4bv32);call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32); {3342#false} is VALID [2018-11-23 11:18:45,416 INFO L273 TraceCheckUtils]: 49: Hoare triple {3342#false} assume !(#t~mem11.base != #t~mem12.base || #t~mem11.offset != #t~mem12.offset);havoc #t~mem11.base, #t~mem11.offset;havoc #t~mem12.base, #t~mem12.offset; {3342#false} is VALID [2018-11-23 11:18:45,416 INFO L273 TraceCheckUtils]: 50: Hoare triple {3342#false} call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~last~1.base, ~last~1.offset, 4bv32);call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~head.base, ~head.offset, 4bv32);call ULTIMATE.dealloc(#t~mem14.base, #t~mem14.offset);havoc #t~mem14.base, #t~mem14.offset;call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4bv32); {3342#false} is VALID [2018-11-23 11:18:45,416 INFO L273 TraceCheckUtils]: 51: Hoare triple {3342#false} assume true; {3342#false} is VALID [2018-11-23 11:18:45,417 INFO L268 TraceCheckUtils]: 52: Hoare quadruple {3342#false} {3342#false} #90#return; {3342#false} is VALID [2018-11-23 11:18:45,417 INFO L273 TraceCheckUtils]: 53: Hoare triple {3342#false} #t~post16 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post16);havoc #t~post16; {3342#false} is VALID [2018-11-23 11:18:45,417 INFO L273 TraceCheckUtils]: 54: Hoare triple {3342#false} assume !~bvslt32(~i~0, ~len~0); {3342#false} is VALID [2018-11-23 11:18:45,417 INFO L273 TraceCheckUtils]: 55: Hoare triple {3342#false} call #t~mem17.base, #t~mem17.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4bv32); {3342#false} is VALID [2018-11-23 11:18:45,418 INFO L273 TraceCheckUtils]: 56: Hoare triple {3342#false} assume 0bv32 != #t~mem17.base || 0bv32 != #t~mem17.offset;havoc #t~mem17.base, #t~mem17.offset; {3342#false} is VALID [2018-11-23 11:18:45,418 INFO L273 TraceCheckUtils]: 57: Hoare triple {3342#false} assume !false; {3342#false} is VALID [2018-11-23 11:18:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 11:18:45,427 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:18:48,554 WARN L180 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-11-23 11:18:48,820 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-11-23 11:18:49,254 WARN L180 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-23 11:18:49,609 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-23 11:18:49,666 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:49,666 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 6 variables, input treesize:526, output treesize:1 [2018-11-23 11:18:52,892 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 485 treesize of output 366 [2018-11-23 11:18:55,624 WARN L180 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 105 DAG size of output: 80 [2018-11-23 11:18:55,637 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 9 treesize of output 8 [2018-11-23 11:18:55,638 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 11:18:56,744 INFO L303 Elim1Store]: Index analysis took 525 ms [2018-11-23 11:18:57,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 384 treesize of output 486 [2018-11-23 11:18:57,143 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-23 11:18:57,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 11:18:57,539 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 11:18:57,696 INFO L303 Elim1Store]: Index analysis took 203 ms [2018-11-23 11:18:57,715 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 381 treesize of output 446 [2018-11-23 11:18:57,738 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts.