./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2n_append_unequal.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/dll2n_append_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e4e2611155a39995b0fc64ec45d64e4c98f789d2737326ee819380629347be0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:54:24,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:54:24,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:54:24,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:54:24,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:54:24,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:54:24,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:54:24,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:54:24,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:54:24,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:54:24,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:54:24,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:54:24,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:54:24,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:54:24,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:54:24,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:54:24,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:54:24,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:54:24,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:54:24,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:54:24,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:54:24,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:54:24,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:54:24,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:54:24,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:54:24,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:54:24,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:54:24,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:54:24,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:54:24,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:54:24,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:54:24,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:54:24,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:54:24,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:54:24,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:54:24,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:54:24,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:54:24,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:54:24,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:54:24,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:54:24,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:54:24,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:54:24,794 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:54:24,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:54:24,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:54:24,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:54:24,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:54:24,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:54:24,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:54:24,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:54:24,796 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:54:24,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:54:24,796 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:54:24,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:54:24,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:54:24,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:54:24,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:54:24,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:54:24,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:54:24,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:54:24,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:54:24,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:54:24,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:54:24,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4e2611155a39995b0fc64ec45d64e4c98f789d2737326ee819380629347be0 [2022-02-20 16:54:24,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:54:24,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:54:24,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:54:24,980 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:54:24,981 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:54:24,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_append_unequal.i [2022-02-20 16:54:25,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3ffcdf/cff3bfc2a2c6440991df7da246242475/FLAG4754240c4 [2022-02-20 16:54:25,465 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:54:25,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_append_unequal.i [2022-02-20 16:54:25,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3ffcdf/cff3bfc2a2c6440991df7da246242475/FLAG4754240c4 [2022-02-20 16:54:25,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3ffcdf/cff3bfc2a2c6440991df7da246242475 [2022-02-20 16:54:25,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:54:25,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:54:25,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:54:25,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:54:25,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:54:25,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dcf007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25, skipping insertion in model container [2022-02-20 16:54:25,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:54:25,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:54:25,727 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_append_unequal.i[24457,24470] [2022-02-20 16:54:25,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:54:25,740 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:54:25,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_append_unequal.i[24457,24470] [2022-02-20 16:54:25,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:54:25,806 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:54:25,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25 WrapperNode [2022-02-20 16:54:25,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:54:25,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:54:25,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:54:25,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:54:25,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,859 INFO L137 Inliner]: procedures = 127, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 138 [2022-02-20 16:54:25,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:54:25,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:54:25,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:54:25,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:54:25,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:54:25,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:54:25,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:54:25,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:54:25,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (1/1) ... [2022-02-20 16:54:25,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:54:25,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:25,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:54:25,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:54:25,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 16:54:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 16:54:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-02-20 16:54:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-02-20 16:54:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 16:54:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:54:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:54:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 16:54:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 16:54:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:54:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 16:54:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:54:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:54:25,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:54:26,056 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:54:26,060 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:54:26,288 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:54:26,293 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:54:26,293 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-20 16:54:26,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:54:26 BoogieIcfgContainer [2022-02-20 16:54:26,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:54:26,295 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:54:26,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:54:26,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:54:26,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:54:25" (1/3) ... [2022-02-20 16:54:26,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd31bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:54:26, skipping insertion in model container [2022-02-20 16:54:26,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:54:25" (2/3) ... [2022-02-20 16:54:26,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd31bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:54:26, skipping insertion in model container [2022-02-20 16:54:26,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:54:26" (3/3) ... [2022-02-20 16:54:26,300 INFO L111 eAbstractionObserver]: Analyzing ICFG dll2n_append_unequal.i [2022-02-20 16:54:26,303 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:54:26,303 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:54:26,333 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:54:26,337 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:54:26,337 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:54:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 31 states have (on average 1.5161290322580645) internal successors, (47), 32 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:26,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-02-20 16:54:26,355 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:26,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:26,356 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:26,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:26,359 INFO L85 PathProgramCache]: Analyzing trace with hash -346371136, now seen corresponding path program 1 times [2022-02-20 16:54:26,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:26,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100767435] [2022-02-20 16:54:26,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:26,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:26,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-02-20 16:54:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:26,538 INFO L290 TraceCheckUtils]: 0: Hoare triple {46#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {39#true} is VALID [2022-02-20 16:54:26,539 INFO L290 TraceCheckUtils]: 1: Hoare triple {39#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {39#true} is VALID [2022-02-20 16:54:26,539 INFO L290 TraceCheckUtils]: 2: Hoare triple {39#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {39#true} is VALID [2022-02-20 16:54:26,539 INFO L290 TraceCheckUtils]: 3: Hoare triple {39#true} assume true; {39#true} is VALID [2022-02-20 16:54:26,540 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {39#true} {40#false} #118#return; {40#false} is VALID [2022-02-20 16:54:26,540 INFO L290 TraceCheckUtils]: 0: Hoare triple {39#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {39#true} is VALID [2022-02-20 16:54:26,541 INFO L290 TraceCheckUtils]: 1: Hoare triple {39#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {39#true} is VALID [2022-02-20 16:54:26,541 INFO L290 TraceCheckUtils]: 2: Hoare triple {39#true} assume !true; {40#false} is VALID [2022-02-20 16:54:26,541 INFO L290 TraceCheckUtils]: 3: Hoare triple {40#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {40#false} is VALID [2022-02-20 16:54:26,542 INFO L290 TraceCheckUtils]: 4: Hoare triple {40#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {40#false} is VALID [2022-02-20 16:54:26,542 INFO L272 TraceCheckUtils]: 5: Hoare triple {40#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {46#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:26,542 INFO L290 TraceCheckUtils]: 6: Hoare triple {46#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {39#true} is VALID [2022-02-20 16:54:26,542 INFO L290 TraceCheckUtils]: 7: Hoare triple {39#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {39#true} is VALID [2022-02-20 16:54:26,543 INFO L290 TraceCheckUtils]: 8: Hoare triple {39#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {39#true} is VALID [2022-02-20 16:54:26,543 INFO L290 TraceCheckUtils]: 9: Hoare triple {39#true} assume true; {39#true} is VALID [2022-02-20 16:54:26,543 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {39#true} {40#false} #118#return; {40#false} is VALID [2022-02-20 16:54:26,543 INFO L290 TraceCheckUtils]: 11: Hoare triple {40#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {40#false} is VALID [2022-02-20 16:54:26,543 INFO L290 TraceCheckUtils]: 12: Hoare triple {40#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {40#false} is VALID [2022-02-20 16:54:26,544 INFO L290 TraceCheckUtils]: 13: Hoare triple {40#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {40#false} is VALID [2022-02-20 16:54:26,544 INFO L290 TraceCheckUtils]: 14: Hoare triple {40#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {40#false} is VALID [2022-02-20 16:54:26,544 INFO L290 TraceCheckUtils]: 15: Hoare triple {40#false} assume main_~count~0#1 != 1 + main_~len~0#1; {40#false} is VALID [2022-02-20 16:54:26,544 INFO L290 TraceCheckUtils]: 16: Hoare triple {40#false} assume !false; {40#false} is VALID [2022-02-20 16:54:26,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:26,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:26,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100767435] [2022-02-20 16:54:26,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100767435] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:54:26,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:54:26,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 16:54:26,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176670875] [2022-02-20 16:54:26,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:54:26,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-02-20 16:54:26,553 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:26,555 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,587 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:26,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 16:54:26,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:26,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 16:54:26,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:54:26,605 INFO L87 Difference]: Start difference. First operand has 36 states, 31 states have (on average 1.5161290322580645) internal successors, (47), 32 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:26,703 INFO L93 Difference]: Finished difference Result 65 states and 91 transitions. [2022-02-20 16:54:26,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 16:54:26,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-02-20 16:54:26,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2022-02-20 16:54:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2022-02-20 16:54:26,713 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 91 transitions. [2022-02-20 16:54:26,777 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:26,783 INFO L225 Difference]: With dead ends: 65 [2022-02-20 16:54:26,783 INFO L226 Difference]: Without dead ends: 30 [2022-02-20 16:54:26,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:54:26,788 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:26,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:54:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-02-20 16:54:26,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-02-20 16:54:26,807 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:26,808 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:26,808 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:26,809 INFO L87 Difference]: Start difference. First operand 30 states. Second operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:26,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:26,812 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2022-02-20 16:54:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-02-20 16:54:26,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:26,812 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:26,813 INFO L74 IsIncluded]: Start isIncluded. First operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand 30 states. [2022-02-20 16:54:26,813 INFO L87 Difference]: Start difference. First operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand 30 states. [2022-02-20 16:54:26,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:26,815 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2022-02-20 16:54:26,815 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-02-20 16:54:26,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:26,816 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:26,816 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:26,816 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:26,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 38 transitions. [2022-02-20 16:54:26,819 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 38 transitions. Word has length 17 [2022-02-20 16:54:26,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:26,819 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 38 transitions. [2022-02-20 16:54:26,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-02-20 16:54:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-02-20 16:54:26,821 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:26,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:26,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 16:54:26,821 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:26,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:26,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1530291827, now seen corresponding path program 1 times [2022-02-20 16:54:26,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:26,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677969611] [2022-02-20 16:54:26,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:26,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-02-20 16:54:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:26,882 INFO L290 TraceCheckUtils]: 0: Hoare triple {240#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {232#true} is VALID [2022-02-20 16:54:26,882 INFO L290 TraceCheckUtils]: 1: Hoare triple {232#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {232#true} is VALID [2022-02-20 16:54:26,883 INFO L290 TraceCheckUtils]: 2: Hoare triple {232#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {232#true} is VALID [2022-02-20 16:54:26,883 INFO L290 TraceCheckUtils]: 3: Hoare triple {232#true} assume true; {232#true} is VALID [2022-02-20 16:54:26,883 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {232#true} {233#false} #118#return; {233#false} is VALID [2022-02-20 16:54:26,883 INFO L290 TraceCheckUtils]: 0: Hoare triple {232#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {232#true} is VALID [2022-02-20 16:54:26,884 INFO L290 TraceCheckUtils]: 1: Hoare triple {232#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {234#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:26,884 INFO L290 TraceCheckUtils]: 2: Hoare triple {234#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} assume !(dll_create_~len#1 > 0); {233#false} is VALID [2022-02-20 16:54:26,885 INFO L290 TraceCheckUtils]: 3: Hoare triple {233#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {233#false} is VALID [2022-02-20 16:54:26,885 INFO L290 TraceCheckUtils]: 4: Hoare triple {233#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {233#false} is VALID [2022-02-20 16:54:26,885 INFO L272 TraceCheckUtils]: 5: Hoare triple {233#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {240#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:26,885 INFO L290 TraceCheckUtils]: 6: Hoare triple {240#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {232#true} is VALID [2022-02-20 16:54:26,885 INFO L290 TraceCheckUtils]: 7: Hoare triple {232#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {232#true} is VALID [2022-02-20 16:54:26,886 INFO L290 TraceCheckUtils]: 8: Hoare triple {232#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {232#true} is VALID [2022-02-20 16:54:26,886 INFO L290 TraceCheckUtils]: 9: Hoare triple {232#true} assume true; {232#true} is VALID [2022-02-20 16:54:26,886 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {232#true} {233#false} #118#return; {233#false} is VALID [2022-02-20 16:54:26,886 INFO L290 TraceCheckUtils]: 11: Hoare triple {233#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {233#false} is VALID [2022-02-20 16:54:26,886 INFO L290 TraceCheckUtils]: 12: Hoare triple {233#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {233#false} is VALID [2022-02-20 16:54:26,887 INFO L290 TraceCheckUtils]: 13: Hoare triple {233#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {233#false} is VALID [2022-02-20 16:54:26,887 INFO L290 TraceCheckUtils]: 14: Hoare triple {233#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {233#false} is VALID [2022-02-20 16:54:26,887 INFO L290 TraceCheckUtils]: 15: Hoare triple {233#false} assume main_~count~0#1 != 1 + main_~len~0#1; {233#false} is VALID [2022-02-20 16:54:26,887 INFO L290 TraceCheckUtils]: 16: Hoare triple {233#false} assume !false; {233#false} is VALID [2022-02-20 16:54:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:26,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:26,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677969611] [2022-02-20 16:54:26,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677969611] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:54:26,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:54:26,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 16:54:26,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585715934] [2022-02-20 16:54:26,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:54:26,889 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-02-20 16:54:26,890 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:26,890 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:26,903 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:26,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 16:54:26,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:26,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 16:54:26,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 16:54:26,905 INFO L87 Difference]: Start difference. First operand 30 states and 38 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:27,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,022 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2022-02-20 16:54:27,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 16:54:27,022 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-02-20 16:54:27,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 74 transitions. [2022-02-20 16:54:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:27,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 74 transitions. [2022-02-20 16:54:27,030 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 74 transitions. [2022-02-20 16:54:27,084 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:27,086 INFO L225 Difference]: With dead ends: 58 [2022-02-20 16:54:27,086 INFO L226 Difference]: Without dead ends: 35 [2022-02-20 16:54:27,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 16:54:27,088 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 4 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:27,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 86 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:54:27,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-02-20 16:54:27,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 31. [2022-02-20 16:54:27,091 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:27,092 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,092 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,092 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,094 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2022-02-20 16:54:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-02-20 16:54:27,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:27,095 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:27,095 INFO L74 IsIncluded]: Start isIncluded. First operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand 35 states. [2022-02-20 16:54:27,095 INFO L87 Difference]: Start difference. First operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand 35 states. [2022-02-20 16:54:27,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,097 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2022-02-20 16:54:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-02-20 16:54:27,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:27,103 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:27,103 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:27,103 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2022-02-20 16:54:27,105 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 39 transitions. Word has length 17 [2022-02-20 16:54:27,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:27,105 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 39 transitions. [2022-02-20 16:54:27,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 16:54:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-02-20 16:54:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 16:54:27,106 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:27,107 INFO L514 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] [2022-02-20 16:54:27,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 16:54:27,107 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:27,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:27,107 INFO L85 PathProgramCache]: Analyzing trace with hash 878865159, now seen corresponding path program 1 times [2022-02-20 16:54:27,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:27,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277005450] [2022-02-20 16:54:27,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:27,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,183 INFO L290 TraceCheckUtils]: 0: Hoare triple {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {427#true} is VALID [2022-02-20 16:54:27,183 INFO L290 TraceCheckUtils]: 1: Hoare triple {427#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {427#true} is VALID [2022-02-20 16:54:27,183 INFO L290 TraceCheckUtils]: 2: Hoare triple {427#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {427#true} is VALID [2022-02-20 16:54:27,184 INFO L290 TraceCheckUtils]: 3: Hoare triple {427#true} assume true; {427#true} is VALID [2022-02-20 16:54:27,185 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {427#true} {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} #116#return; {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} is VALID [2022-02-20 16:54:27,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-02-20 16:54:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,197 INFO L290 TraceCheckUtils]: 0: Hoare triple {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {427#true} is VALID [2022-02-20 16:54:27,198 INFO L290 TraceCheckUtils]: 1: Hoare triple {427#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {427#true} is VALID [2022-02-20 16:54:27,198 INFO L290 TraceCheckUtils]: 2: Hoare triple {427#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {427#true} is VALID [2022-02-20 16:54:27,198 INFO L290 TraceCheckUtils]: 3: Hoare triple {427#true} assume true; {427#true} is VALID [2022-02-20 16:54:27,198 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {427#true} {428#false} #118#return; {428#false} is VALID [2022-02-20 16:54:27,198 INFO L290 TraceCheckUtils]: 0: Hoare triple {427#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {427#true} is VALID [2022-02-20 16:54:27,199 INFO L290 TraceCheckUtils]: 1: Hoare triple {427#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} is VALID [2022-02-20 16:54:27,200 INFO L290 TraceCheckUtils]: 2: Hoare triple {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} assume !!(dll_create_~len#1 > 0); {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} is VALID [2022-02-20 16:54:27,201 INFO L272 TraceCheckUtils]: 3: Hoare triple {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:27,201 INFO L290 TraceCheckUtils]: 4: Hoare triple {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {427#true} is VALID [2022-02-20 16:54:27,201 INFO L290 TraceCheckUtils]: 5: Hoare triple {427#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {427#true} is VALID [2022-02-20 16:54:27,201 INFO L290 TraceCheckUtils]: 6: Hoare triple {427#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {427#true} is VALID [2022-02-20 16:54:27,201 INFO L290 TraceCheckUtils]: 7: Hoare triple {427#true} assume true; {427#true} is VALID [2022-02-20 16:54:27,202 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {427#true} {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} #116#return; {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} is VALID [2022-02-20 16:54:27,203 INFO L290 TraceCheckUtils]: 9: Hoare triple {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} is VALID [2022-02-20 16:54:27,204 INFO L290 TraceCheckUtils]: 10: Hoare triple {429#(and (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {428#false} is VALID [2022-02-20 16:54:27,204 INFO L290 TraceCheckUtils]: 11: Hoare triple {428#false} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {428#false} is VALID [2022-02-20 16:54:27,204 INFO L290 TraceCheckUtils]: 12: Hoare triple {428#false} assume !(dll_create_~len#1 > 0); {428#false} is VALID [2022-02-20 16:54:27,204 INFO L290 TraceCheckUtils]: 13: Hoare triple {428#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {428#false} is VALID [2022-02-20 16:54:27,204 INFO L290 TraceCheckUtils]: 14: Hoare triple {428#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {428#false} is VALID [2022-02-20 16:54:27,205 INFO L272 TraceCheckUtils]: 15: Hoare triple {428#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:27,205 INFO L290 TraceCheckUtils]: 16: Hoare triple {440#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {427#true} is VALID [2022-02-20 16:54:27,205 INFO L290 TraceCheckUtils]: 17: Hoare triple {427#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {427#true} is VALID [2022-02-20 16:54:27,205 INFO L290 TraceCheckUtils]: 18: Hoare triple {427#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {427#true} is VALID [2022-02-20 16:54:27,205 INFO L290 TraceCheckUtils]: 19: Hoare triple {427#true} assume true; {427#true} is VALID [2022-02-20 16:54:27,205 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {427#true} {428#false} #118#return; {428#false} is VALID [2022-02-20 16:54:27,206 INFO L290 TraceCheckUtils]: 21: Hoare triple {428#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {428#false} is VALID [2022-02-20 16:54:27,206 INFO L290 TraceCheckUtils]: 22: Hoare triple {428#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {428#false} is VALID [2022-02-20 16:54:27,206 INFO L290 TraceCheckUtils]: 23: Hoare triple {428#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {428#false} is VALID [2022-02-20 16:54:27,206 INFO L290 TraceCheckUtils]: 24: Hoare triple {428#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {428#false} is VALID [2022-02-20 16:54:27,206 INFO L290 TraceCheckUtils]: 25: Hoare triple {428#false} assume main_~count~0#1 != 1 + main_~len~0#1; {428#false} is VALID [2022-02-20 16:54:27,207 INFO L290 TraceCheckUtils]: 26: Hoare triple {428#false} assume !false; {428#false} is VALID [2022-02-20 16:54:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 16:54:27,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:27,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277005450] [2022-02-20 16:54:27,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277005450] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:54:27,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:54:27,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 16:54:27,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639451046] [2022-02-20 16:54:27,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:54:27,209 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2022-02-20 16:54:27,209 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:27,209 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,230 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:27,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 16:54:27,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:27,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 16:54:27,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 16:54:27,231 INFO L87 Difference]: Start difference. First operand 31 states and 39 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,361 INFO L93 Difference]: Finished difference Result 63 states and 81 transitions. [2022-02-20 16:54:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 16:54:27,362 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2022-02-20 16:54:27,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:27,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 81 transitions. [2022-02-20 16:54:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 81 transitions. [2022-02-20 16:54:27,369 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 81 transitions. [2022-02-20 16:54:27,431 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:27,433 INFO L225 Difference]: With dead ends: 63 [2022-02-20 16:54:27,433 INFO L226 Difference]: Without dead ends: 35 [2022-02-20 16:54:27,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 16:54:27,434 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:27,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 85 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:54:27,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-02-20 16:54:27,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 34. [2022-02-20 16:54:27,438 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:27,438 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:27,438 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:27,438 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:27,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,440 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-02-20 16:54:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-02-20 16:54:27,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:27,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:27,441 INFO L74 IsIncluded]: Start isIncluded. First operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 35 states. [2022-02-20 16:54:27,441 INFO L87 Difference]: Start difference. First operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 35 states. [2022-02-20 16:54:27,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:27,443 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-02-20 16:54:27,443 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-02-20 16:54:27,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:27,443 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:27,443 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:27,444 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 29 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2022-02-20 16:54:27,445 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 43 transitions. Word has length 27 [2022-02-20 16:54:27,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:27,446 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-02-20 16:54:27,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:54:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-02-20 16:54:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 16:54:27,447 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:27,447 INFO L514 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] [2022-02-20 16:54:27,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 16:54:27,447 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:27,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:27,448 INFO L85 PathProgramCache]: Analyzing trace with hash -709482743, now seen corresponding path program 1 times [2022-02-20 16:54:27,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:27,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917135602] [2022-02-20 16:54:27,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:27,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,517 INFO L290 TraceCheckUtils]: 0: Hoare triple {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,518 INFO L290 TraceCheckUtils]: 1: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,518 INFO L290 TraceCheckUtils]: 2: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,518 INFO L290 TraceCheckUtils]: 3: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,519 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {638#true} {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} #116#return; {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-02-20 16:54:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,529 INFO L290 TraceCheckUtils]: 0: Hoare triple {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,530 INFO L290 TraceCheckUtils]: 1: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,530 INFO L290 TraceCheckUtils]: 2: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,530 INFO L290 TraceCheckUtils]: 3: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,530 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {638#true} {639#false} #118#return; {639#false} is VALID [2022-02-20 16:54:27,530 INFO L290 TraceCheckUtils]: 0: Hoare triple {638#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {638#true} is VALID [2022-02-20 16:54:27,531 INFO L290 TraceCheckUtils]: 1: Hoare triple {638#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,531 INFO L290 TraceCheckUtils]: 2: Hoare triple {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} assume !!(dll_create_~len#1 > 0); {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,532 INFO L272 TraceCheckUtils]: 3: Hoare triple {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:27,533 INFO L290 TraceCheckUtils]: 4: Hoare triple {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,533 INFO L290 TraceCheckUtils]: 5: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,533 INFO L290 TraceCheckUtils]: 6: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,533 INFO L290 TraceCheckUtils]: 7: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,534 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {638#true} {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} #116#return; {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,534 INFO L290 TraceCheckUtils]: 9: Hoare triple {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,535 INFO L290 TraceCheckUtils]: 10: Hoare triple {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} is VALID [2022-02-20 16:54:27,535 INFO L290 TraceCheckUtils]: 11: Hoare triple {640#(= (+ (- 2) |ULTIMATE.start_dll_create_~len#1|) 0)} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,536 INFO L290 TraceCheckUtils]: 12: Hoare triple {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} assume !(dll_create_~len#1 > 0); {639#false} is VALID [2022-02-20 16:54:27,536 INFO L290 TraceCheckUtils]: 13: Hoare triple {639#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {639#false} is VALID [2022-02-20 16:54:27,536 INFO L290 TraceCheckUtils]: 14: Hoare triple {639#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {639#false} is VALID [2022-02-20 16:54:27,536 INFO L272 TraceCheckUtils]: 15: Hoare triple {639#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:27,536 INFO L290 TraceCheckUtils]: 16: Hoare triple {652#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,537 INFO L290 TraceCheckUtils]: 17: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,537 INFO L290 TraceCheckUtils]: 18: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,537 INFO L290 TraceCheckUtils]: 19: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,537 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {638#true} {639#false} #118#return; {639#false} is VALID [2022-02-20 16:54:27,537 INFO L290 TraceCheckUtils]: 21: Hoare triple {639#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,537 INFO L290 TraceCheckUtils]: 22: Hoare triple {639#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,538 INFO L290 TraceCheckUtils]: 23: Hoare triple {639#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,538 INFO L290 TraceCheckUtils]: 24: Hoare triple {639#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {639#false} is VALID [2022-02-20 16:54:27,538 INFO L290 TraceCheckUtils]: 25: Hoare triple {639#false} assume main_~count~0#1 != 1 + main_~len~0#1; {639#false} is VALID [2022-02-20 16:54:27,538 INFO L290 TraceCheckUtils]: 26: Hoare triple {639#false} assume !false; {639#false} is VALID [2022-02-20 16:54:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 16:54:27,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:27,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917135602] [2022-02-20 16:54:27,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917135602] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:27,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127444747] [2022-02-20 16:54:27,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:27,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:27,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:27,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:54:27,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 16:54:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-20 16:54:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:27,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:54:27,822 INFO L290 TraceCheckUtils]: 0: Hoare triple {638#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {638#true} is VALID [2022-02-20 16:54:27,823 INFO L290 TraceCheckUtils]: 1: Hoare triple {638#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,823 INFO L290 TraceCheckUtils]: 2: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} assume !!(dll_create_~len#1 > 0); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,823 INFO L272 TraceCheckUtils]: 3: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {638#true} is VALID [2022-02-20 16:54:27,823 INFO L290 TraceCheckUtils]: 4: Hoare triple {638#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,824 INFO L290 TraceCheckUtils]: 5: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,824 INFO L290 TraceCheckUtils]: 6: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,824 INFO L290 TraceCheckUtils]: 7: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,825 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {638#true} {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} #116#return; {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,825 INFO L290 TraceCheckUtils]: 9: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,825 INFO L290 TraceCheckUtils]: 10: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,826 INFO L290 TraceCheckUtils]: 11: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,826 INFO L290 TraceCheckUtils]: 12: Hoare triple {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} assume !(dll_create_~len#1 > 0); {639#false} is VALID [2022-02-20 16:54:27,827 INFO L290 TraceCheckUtils]: 13: Hoare triple {639#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {639#false} is VALID [2022-02-20 16:54:27,827 INFO L290 TraceCheckUtils]: 14: Hoare triple {639#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {639#false} is VALID [2022-02-20 16:54:27,827 INFO L272 TraceCheckUtils]: 15: Hoare triple {639#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {639#false} is VALID [2022-02-20 16:54:27,827 INFO L290 TraceCheckUtils]: 16: Hoare triple {639#false} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {639#false} is VALID [2022-02-20 16:54:27,827 INFO L290 TraceCheckUtils]: 17: Hoare triple {639#false} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {639#false} is VALID [2022-02-20 16:54:27,827 INFO L290 TraceCheckUtils]: 18: Hoare triple {639#false} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {639#false} is VALID [2022-02-20 16:54:27,828 INFO L290 TraceCheckUtils]: 19: Hoare triple {639#false} assume true; {639#false} is VALID [2022-02-20 16:54:27,828 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {639#false} {639#false} #118#return; {639#false} is VALID [2022-02-20 16:54:27,828 INFO L290 TraceCheckUtils]: 21: Hoare triple {639#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,828 INFO L290 TraceCheckUtils]: 22: Hoare triple {639#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,828 INFO L290 TraceCheckUtils]: 23: Hoare triple {639#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,828 INFO L290 TraceCheckUtils]: 24: Hoare triple {639#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {639#false} is VALID [2022-02-20 16:54:27,829 INFO L290 TraceCheckUtils]: 25: Hoare triple {639#false} assume main_~count~0#1 != 1 + main_~len~0#1; {639#false} is VALID [2022-02-20 16:54:27,829 INFO L290 TraceCheckUtils]: 26: Hoare triple {639#false} assume !false; {639#false} is VALID [2022-02-20 16:54:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:27,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:54:27,954 INFO L290 TraceCheckUtils]: 26: Hoare triple {639#false} assume !false; {639#false} is VALID [2022-02-20 16:54:27,954 INFO L290 TraceCheckUtils]: 25: Hoare triple {639#false} assume main_~count~0#1 != 1 + main_~len~0#1; {639#false} is VALID [2022-02-20 16:54:27,954 INFO L290 TraceCheckUtils]: 24: Hoare triple {639#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {639#false} is VALID [2022-02-20 16:54:27,954 INFO L290 TraceCheckUtils]: 23: Hoare triple {639#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,955 INFO L290 TraceCheckUtils]: 22: Hoare triple {639#false} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,955 INFO L290 TraceCheckUtils]: 21: Hoare triple {639#false} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {639#false} is VALID [2022-02-20 16:54:27,955 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {638#true} {639#false} #118#return; {639#false} is VALID [2022-02-20 16:54:27,955 INFO L290 TraceCheckUtils]: 19: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,955 INFO L290 TraceCheckUtils]: 18: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,955 INFO L290 TraceCheckUtils]: 17: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,956 INFO L290 TraceCheckUtils]: 16: Hoare triple {638#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,956 INFO L272 TraceCheckUtils]: 15: Hoare triple {639#false} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {638#true} is VALID [2022-02-20 16:54:27,956 INFO L290 TraceCheckUtils]: 14: Hoare triple {639#false} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {639#false} is VALID [2022-02-20 16:54:27,956 INFO L290 TraceCheckUtils]: 13: Hoare triple {639#false} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {639#false} is VALID [2022-02-20 16:54:27,957 INFO L290 TraceCheckUtils]: 12: Hoare triple {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} assume !(dll_create_~len#1 > 0); {639#false} is VALID [2022-02-20 16:54:27,957 INFO L290 TraceCheckUtils]: 11: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {646#(<= 1 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,957 INFO L290 TraceCheckUtils]: 10: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,958 INFO L290 TraceCheckUtils]: 9: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,958 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {638#true} {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} #116#return; {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,959 INFO L290 TraceCheckUtils]: 7: Hoare triple {638#true} assume true; {638#true} is VALID [2022-02-20 16:54:27,959 INFO L290 TraceCheckUtils]: 6: Hoare triple {638#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {638#true} is VALID [2022-02-20 16:54:27,959 INFO L290 TraceCheckUtils]: 5: Hoare triple {638#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {638#true} is VALID [2022-02-20 16:54:27,959 INFO L290 TraceCheckUtils]: 4: Hoare triple {638#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {638#true} is VALID [2022-02-20 16:54:27,959 INFO L272 TraceCheckUtils]: 3: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {638#true} is VALID [2022-02-20 16:54:27,960 INFO L290 TraceCheckUtils]: 2: Hoare triple {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} assume !!(dll_create_~len#1 > 0); {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,960 INFO L290 TraceCheckUtils]: 1: Hoare triple {638#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {659#(<= 2 |ULTIMATE.start_dll_create_~len#1|)} is VALID [2022-02-20 16:54:27,960 INFO L290 TraceCheckUtils]: 0: Hoare triple {638#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {638#true} is VALID [2022-02-20 16:54:27,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 16:54:27,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127444747] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:54:27,961 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:54:27,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 6 [2022-02-20 16:54:27,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110662101] [2022-02-20 16:54:27,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:54:27,962 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 27 [2022-02-20 16:54:27,962 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:27,962 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 16:54:27,987 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:27,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:54:27,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:27,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:54:27,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:54:27,988 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 16:54:28,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:28,104 INFO L93 Difference]: Finished difference Result 59 states and 74 transitions. [2022-02-20 16:54:28,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:54:28,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 27 [2022-02-20 16:54:28,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 16:54:28,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 74 transitions. [2022-02-20 16:54:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 16:54:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 74 transitions. [2022-02-20 16:54:28,108 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 74 transitions. [2022-02-20 16:54:28,160 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:28,161 INFO L225 Difference]: With dead ends: 59 [2022-02-20 16:54:28,161 INFO L226 Difference]: Without dead ends: 36 [2022-02-20 16:54:28,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:54:28,162 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 7 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:28,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 114 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:54:28,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-02-20 16:54:28,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-02-20 16:54:28,166 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:28,167 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:28,167 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:28,167 INFO L87 Difference]: Start difference. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:28,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:28,168 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2022-02-20 16:54:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-02-20 16:54:28,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:28,169 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:28,169 INFO L74 IsIncluded]: Start isIncluded. First operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 36 states. [2022-02-20 16:54:28,169 INFO L87 Difference]: Start difference. First operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 36 states. [2022-02-20 16:54:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:28,170 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2022-02-20 16:54:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-02-20 16:54:28,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:28,171 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:28,171 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:28,171 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions. [2022-02-20 16:54:28,172 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 45 transitions. Word has length 27 [2022-02-20 16:54:28,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:28,173 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 45 transitions. [2022-02-20 16:54:28,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 16:54:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-02-20 16:54:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-02-20 16:54:28,174 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:28,174 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:28,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 16:54:28,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:28,396 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:28,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:28,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1607276515, now seen corresponding path program 1 times [2022-02-20 16:54:28,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:28,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172348634] [2022-02-20 16:54:28,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:28,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,594 INFO L290 TraceCheckUtils]: 0: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1007#true} is VALID [2022-02-20 16:54:28,594 INFO L290 TraceCheckUtils]: 1: Hoare triple {1007#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1007#true} is VALID [2022-02-20 16:54:28,594 INFO L290 TraceCheckUtils]: 2: Hoare triple {1007#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1007#true} is VALID [2022-02-20 16:54:28,594 INFO L290 TraceCheckUtils]: 3: Hoare triple {1007#true} assume true; {1007#true} is VALID [2022-02-20 16:54:28,595 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1007#true} {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:54:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,660 INFO L290 TraceCheckUtils]: 0: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:28,661 INFO L290 TraceCheckUtils]: 1: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:28,663 INFO L290 TraceCheckUtils]: 2: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:28,663 INFO L290 TraceCheckUtils]: 3: Hoare triple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} assume true; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:28,664 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1020#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:54:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,717 INFO L290 TraceCheckUtils]: 0: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:28,717 INFO L290 TraceCheckUtils]: 1: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:28,718 INFO L290 TraceCheckUtils]: 2: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:28,720 INFO L290 TraceCheckUtils]: 3: Hoare triple {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:28,722 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1024#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} #118#return; {1030#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0)))} is VALID [2022-02-20 16:54:28,722 INFO L290 TraceCheckUtils]: 0: Hoare triple {1007#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1007#true} is VALID [2022-02-20 16:54:28,723 INFO L290 TraceCheckUtils]: 1: Hoare triple {1007#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,723 INFO L290 TraceCheckUtils]: 2: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} assume !!(dll_create_~len#1 > 0); {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,724 INFO L272 TraceCheckUtils]: 3: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:28,724 INFO L290 TraceCheckUtils]: 4: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1007#true} is VALID [2022-02-20 16:54:28,724 INFO L290 TraceCheckUtils]: 5: Hoare triple {1007#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1007#true} is VALID [2022-02-20 16:54:28,724 INFO L290 TraceCheckUtils]: 6: Hoare triple {1007#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1007#true} is VALID [2022-02-20 16:54:28,724 INFO L290 TraceCheckUtils]: 7: Hoare triple {1007#true} assume true; {1007#true} is VALID [2022-02-20 16:54:28,725 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1007#true} {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,726 INFO L290 TraceCheckUtils]: 9: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,726 INFO L290 TraceCheckUtils]: 10: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,726 INFO L290 TraceCheckUtils]: 11: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,726 INFO L290 TraceCheckUtils]: 12: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} assume !!(dll_create_~len#1 > 0); {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:28,727 INFO L272 TraceCheckUtils]: 13: Hoare triple {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:28,730 INFO L290 TraceCheckUtils]: 14: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:28,730 INFO L290 TraceCheckUtils]: 15: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:28,731 INFO L290 TraceCheckUtils]: 16: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:28,731 INFO L290 TraceCheckUtils]: 17: Hoare triple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} assume true; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:28,732 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} {1009#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1020#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,733 INFO L290 TraceCheckUtils]: 19: Hoare triple {1020#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1021#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:28,733 INFO L290 TraceCheckUtils]: 20: Hoare triple {1021#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1021#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:28,734 INFO L290 TraceCheckUtils]: 21: Hoare triple {1021#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1022#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,734 INFO L290 TraceCheckUtils]: 22: Hoare triple {1022#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} assume !(dll_create_~len#1 > 0); {1022#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,734 INFO L290 TraceCheckUtils]: 23: Hoare triple {1022#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1023#(and (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,735 INFO L290 TraceCheckUtils]: 24: Hoare triple {1023#(and (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1024#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:28,736 INFO L272 TraceCheckUtils]: 25: Hoare triple {1024#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:28,736 INFO L290 TraceCheckUtils]: 26: Hoare triple {1032#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:28,737 INFO L290 TraceCheckUtils]: 27: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:28,738 INFO L290 TraceCheckUtils]: 28: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:28,738 INFO L290 TraceCheckUtils]: 29: Hoare triple {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:28,740 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1036#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1024#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} #118#return; {1030#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0)))} is VALID [2022-02-20 16:54:28,740 INFO L290 TraceCheckUtils]: 31: Hoare triple {1030#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0)))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1031#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (not (= |ULTIMATE.start_dll_append_#t~mem8#1.base| 0)))} is VALID [2022-02-20 16:54:28,740 INFO L290 TraceCheckUtils]: 32: Hoare triple {1031#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (not (= |ULTIMATE.start_dll_append_#t~mem8#1.base| 0)))} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1008#false} is VALID [2022-02-20 16:54:28,740 INFO L290 TraceCheckUtils]: 33: Hoare triple {1008#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1008#false} is VALID [2022-02-20 16:54:28,741 INFO L290 TraceCheckUtils]: 34: Hoare triple {1008#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {1008#false} is VALID [2022-02-20 16:54:28,741 INFO L290 TraceCheckUtils]: 35: Hoare triple {1008#false} assume main_~count~0#1 != 1 + main_~len~0#1; {1008#false} is VALID [2022-02-20 16:54:28,741 INFO L290 TraceCheckUtils]: 36: Hoare triple {1008#false} assume !false; {1008#false} is VALID [2022-02-20 16:54:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 16:54:28,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:28,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172348634] [2022-02-20 16:54:28,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172348634] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:28,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039429013] [2022-02-20 16:54:28,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:28,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:28,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:28,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:54:28,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 16:54:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 32 conjunts are in the unsatisfiable core [2022-02-20 16:54:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:28,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:54:29,301 INFO L390 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 17 treesize of output 9 [2022-02-20 16:54:29,381 WARN L860 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((v_ArrVal_520 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_520) |c_#memory_$Pointer$.base|)))) is different from true [2022-02-20 16:54:29,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:29,477 INFO L390 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 24 treesize of output 24 [2022-02-20 16:54:29,524 INFO L390 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 25 treesize of output 13 [2022-02-20 16:54:29,552 INFO L290 TraceCheckUtils]: 0: Hoare triple {1007#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1007#true} is VALID [2022-02-20 16:54:29,553 INFO L290 TraceCheckUtils]: 1: Hoare triple {1007#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,553 INFO L290 TraceCheckUtils]: 2: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} assume !!(dll_create_~len#1 > 0); {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,553 INFO L272 TraceCheckUtils]: 3: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1007#true} is VALID [2022-02-20 16:54:29,553 INFO L290 TraceCheckUtils]: 4: Hoare triple {1007#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1007#true} is VALID [2022-02-20 16:54:29,554 INFO L290 TraceCheckUtils]: 5: Hoare triple {1007#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1007#true} is VALID [2022-02-20 16:54:29,554 INFO L290 TraceCheckUtils]: 6: Hoare triple {1007#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1007#true} is VALID [2022-02-20 16:54:29,554 INFO L290 TraceCheckUtils]: 7: Hoare triple {1007#true} assume true; {1007#true} is VALID [2022-02-20 16:54:29,555 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1007#true} {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} #116#return; {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,555 INFO L290 TraceCheckUtils]: 9: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,556 INFO L290 TraceCheckUtils]: 10: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,556 INFO L290 TraceCheckUtils]: 11: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,556 INFO L290 TraceCheckUtils]: 12: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} assume !!(dll_create_~len#1 > 0); {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,557 INFO L272 TraceCheckUtils]: 13: Hoare triple {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1007#true} is VALID [2022-02-20 16:54:29,557 INFO L290 TraceCheckUtils]: 14: Hoare triple {1007#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:29,557 INFO L290 TraceCheckUtils]: 15: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} is VALID [2022-02-20 16:54:29,558 INFO L290 TraceCheckUtils]: 16: Hoare triple {1033#(or (not (<= |node_create_~temp~0#1.base| 0)) (<= (+ |node_create_~temp~0#1.base| 1) 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:29,559 INFO L290 TraceCheckUtils]: 17: Hoare triple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} assume true; {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} is VALID [2022-02-20 16:54:29,560 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1034#(or (<= (+ |node_create_#res#1.base| 1) 0) (<= 1 |node_create_#res#1.base|))} {1043#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} #116#return; {1095#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= (+ |ULTIMATE.start_dll_create_#t~ret4#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_create_#t~ret4#1.base|)))} is VALID [2022-02-20 16:54:29,564 INFO L290 TraceCheckUtils]: 19: Hoare triple {1095#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= (+ |ULTIMATE.start_dll_create_#t~ret4#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_create_#t~ret4#1.base|)))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1099#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= 1 |ULTIMATE.start_dll_create_~new_head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~new_head~0#1.base| 1) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,565 INFO L290 TraceCheckUtils]: 20: Hoare triple {1099#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= 1 |ULTIMATE.start_dll_create_~new_head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~new_head~0#1.base| 1) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1099#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= 1 |ULTIMATE.start_dll_create_~new_head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~new_head~0#1.base| 1) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,566 INFO L290 TraceCheckUtils]: 21: Hoare triple {1099#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= 1 |ULTIMATE.start_dll_create_~new_head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~new_head~0#1.base| 1) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1106#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= 1 |ULTIMATE.start_dll_create_~head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~head~0#1.base| 1) 0)))} is VALID [2022-02-20 16:54:29,566 INFO L290 TraceCheckUtils]: 22: Hoare triple {1106#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= 1 |ULTIMATE.start_dll_create_~head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~head~0#1.base| 1) 0)))} assume !(dll_create_~len#1 > 0); {1106#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= 1 |ULTIMATE.start_dll_create_~head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~head~0#1.base| 1) 0)))} is VALID [2022-02-20 16:54:29,567 INFO L290 TraceCheckUtils]: 23: Hoare triple {1106#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (or (<= 1 |ULTIMATE.start_dll_create_~head~0#1.base|) (<= (+ |ULTIMATE.start_dll_create_~head~0#1.base| 1) 0)))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1113#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= (+ |ULTIMATE.start_dll_create_#res#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_create_#res#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} is VALID [2022-02-20 16:54:29,569 INFO L290 TraceCheckUtils]: 24: Hoare triple {1113#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (or (<= (+ |ULTIMATE.start_dll_create_#res#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_create_#res#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1117#(and (< |#StackHeapBarrier| |ULTIMATE.start_dll_append_~head#1.base|) (or (<= 1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 1) 0)) (= |ULTIMATE.start_dll_append_~head#1.offset| 0))} is VALID [2022-02-20 16:54:29,569 INFO L272 TraceCheckUtils]: 25: Hoare triple {1117#(and (< |#StackHeapBarrier| |ULTIMATE.start_dll_append_~head#1.base|) (or (<= 1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 1) 0)) (= |ULTIMATE.start_dll_append_~head#1.offset| 0))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1121#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)} is VALID [2022-02-20 16:54:29,570 INFO L290 TraceCheckUtils]: 26: Hoare triple {1121#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:29,572 INFO L290 TraceCheckUtils]: 27: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} is VALID [2022-02-20 16:54:29,577 WARN L290 TraceCheckUtils]: 28: Hoare triple {1035#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1131#(exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (exists ((v_ArrVal_520 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_520) |#memory_$Pointer$.base|))))} is UNKNOWN [2022-02-20 16:54:29,577 INFO L290 TraceCheckUtils]: 29: Hoare triple {1131#(exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (exists ((v_ArrVal_520 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_520) |#memory_$Pointer$.base|))))} assume true; {1131#(exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (exists ((v_ArrVal_520 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_520) |#memory_$Pointer$.base|))))} is VALID [2022-02-20 16:54:29,579 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1131#(exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (exists ((v_ArrVal_520 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_520) |#memory_$Pointer$.base|))))} {1117#(and (< |#StackHeapBarrier| |ULTIMATE.start_dll_append_~head#1.base|) (or (<= 1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 1) 0)) (= |ULTIMATE.start_dll_append_~head#1.offset| 0))} #118#return; {1138#(and (or (<= 1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 1) 0)) (= |ULTIMATE.start_dll_append_~head#1.offset| 0))} is VALID [2022-02-20 16:54:29,581 INFO L290 TraceCheckUtils]: 31: Hoare triple {1138#(and (or (<= 1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 1) 0)) (= |ULTIMATE.start_dll_append_~head#1.offset| 0))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1142#(or (<= (+ |ULTIMATE.start_dll_append_#t~mem8#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_append_#t~mem8#1.base|))} is VALID [2022-02-20 16:54:29,581 INFO L290 TraceCheckUtils]: 32: Hoare triple {1142#(or (<= (+ |ULTIMATE.start_dll_append_#t~mem8#1.base| 1) 0) (<= 1 |ULTIMATE.start_dll_append_#t~mem8#1.base|))} assume 0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset;havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1008#false} is VALID [2022-02-20 16:54:29,581 INFO L290 TraceCheckUtils]: 33: Hoare triple {1008#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1008#false} is VALID [2022-02-20 16:54:29,582 INFO L290 TraceCheckUtils]: 34: Hoare triple {1008#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {1008#false} is VALID [2022-02-20 16:54:29,582 INFO L290 TraceCheckUtils]: 35: Hoare triple {1008#false} assume main_~count~0#1 != 1 + main_~len~0#1; {1008#false} is VALID [2022-02-20 16:54:29,582 INFO L290 TraceCheckUtils]: 36: Hoare triple {1008#false} assume !false; {1008#false} is VALID [2022-02-20 16:54:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 2 not checked. [2022-02-20 16:54:29,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:54:29,803 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_523 (Array Int Int)) (|v_node_create_~temp~0#1.base_13| Int)) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.base| |v_node_create_~temp~0#1.base_13| v_ArrVal_523) |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|))) (or (<= (+ .cse0 1) 0) (<= 1 .cse0) (not (< |v_node_create_~temp~0#1.base_13| |c_#StackHeapBarrier|))))) is different from false [2022-02-20 16:54:29,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039429013] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:29,806 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-20 16:54:29,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2022-02-20 16:54:29,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601167153] [2022-02-20 16:54:29,806 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-20 16:54:29,807 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 37 [2022-02-20 16:54:29,807 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:29,808 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-02-20 16:54:29,857 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:29,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-20 16:54:29,857 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:29,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-20 16:54:29,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=525, Unknown=2, NotChecked=94, Total=702 [2022-02-20 16:54:29,858 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. Second operand has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-02-20 16:54:30,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:30,650 INFO L93 Difference]: Finished difference Result 46 states and 58 transitions. [2022-02-20 16:54:30,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 16:54:30,650 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 37 [2022-02-20 16:54:30,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-02-20 16:54:30,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 54 transitions. [2022-02-20 16:54:30,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-02-20 16:54:30,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 54 transitions. [2022-02-20 16:54:30,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 54 transitions. [2022-02-20 16:54:30,698 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 53 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:30,699 INFO L225 Difference]: With dead ends: 46 [2022-02-20 16:54:30,699 INFO L226 Difference]: Without dead ends: 36 [2022-02-20 16:54:30,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=142, Invalid=856, Unknown=2, NotChecked=122, Total=1122 [2022-02-20 16:54:30,700 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 28 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 36 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:30,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 296 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 252 Invalid, 0 Unknown, 36 Unchecked, 0.2s Time] [2022-02-20 16:54:30,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-02-20 16:54:30,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-02-20 16:54:30,722 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:30,722 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:30,722 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:30,722 INFO L87 Difference]: Start difference. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:30,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:30,724 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2022-02-20 16:54:30,724 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-02-20 16:54:30,724 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:30,724 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:30,724 INFO L74 IsIncluded]: Start isIncluded. First operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 36 states. [2022-02-20 16:54:30,724 INFO L87 Difference]: Start difference. First operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 36 states. [2022-02-20 16:54:30,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:30,725 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2022-02-20 16:54:30,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-02-20 16:54:30,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:30,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:30,726 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:30,726 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:30,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:30,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 44 transitions. [2022-02-20 16:54:30,727 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 44 transitions. Word has length 37 [2022-02-20 16:54:30,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:30,728 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 44 transitions. [2022-02-20 16:54:30,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-02-20 16:54:30,728 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-02-20 16:54:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-02-20 16:54:30,728 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:30,729 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:30,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 16:54:30,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:30,946 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:30,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:30,947 INFO L85 PathProgramCache]: Analyzing trace with hash -859241559, now seen corresponding path program 1 times [2022-02-20 16:54:30,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:30,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344864738] [2022-02-20 16:54:30,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:30,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,357 INFO L290 TraceCheckUtils]: 0: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,358 INFO L290 TraceCheckUtils]: 1: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,358 INFO L290 TraceCheckUtils]: 2: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,359 INFO L290 TraceCheckUtils]: 3: Hoare triple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,360 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1380#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} is VALID [2022-02-20 16:54:31,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:54:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,420 INFO L290 TraceCheckUtils]: 0: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,421 INFO L290 TraceCheckUtils]: 1: Hoare triple {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,422 INFO L290 TraceCheckUtils]: 2: Hoare triple {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,422 INFO L290 TraceCheckUtils]: 3: Hoare triple {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,424 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} #116#return; {1388#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} is VALID [2022-02-20 16:54:31,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:54:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,550 INFO L290 TraceCheckUtils]: 0: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,551 INFO L290 TraceCheckUtils]: 1: Hoare triple {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,552 INFO L290 TraceCheckUtils]: 2: Hoare triple {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:31,553 INFO L290 TraceCheckUtils]: 3: Hoare triple {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:31,556 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1393#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))} #118#return; {1399#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0)))} is VALID [2022-02-20 16:54:31,556 INFO L290 TraceCheckUtils]: 0: Hoare triple {1372#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1372#true} is VALID [2022-02-20 16:54:31,558 INFO L290 TraceCheckUtils]: 1: Hoare triple {1372#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:31,559 INFO L290 TraceCheckUtils]: 2: Hoare triple {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} assume !!(dll_create_~len#1 > 0); {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:31,559 INFO L272 TraceCheckUtils]: 3: Hoare triple {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:31,560 INFO L290 TraceCheckUtils]: 4: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,560 INFO L290 TraceCheckUtils]: 5: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,561 INFO L290 TraceCheckUtils]: 6: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,563 INFO L290 TraceCheckUtils]: 7: Hoare triple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,564 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1380#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} is VALID [2022-02-20 16:54:31,565 INFO L290 TraceCheckUtils]: 9: Hoare triple {1380#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,565 INFO L290 TraceCheckUtils]: 10: Hoare triple {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:31,566 INFO L290 TraceCheckUtils]: 11: Hoare triple {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:31,566 INFO L290 TraceCheckUtils]: 12: Hoare triple {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} assume !!(dll_create_~len#1 > 0); {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:31,567 INFO L272 TraceCheckUtils]: 13: Hoare triple {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:31,568 INFO L290 TraceCheckUtils]: 14: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,568 INFO L290 TraceCheckUtils]: 15: Hoare triple {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,569 INFO L290 TraceCheckUtils]: 16: Hoare triple {1405#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,569 INFO L290 TraceCheckUtils]: 17: Hoare triple {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:31,570 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1406#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} #116#return; {1388#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} is VALID [2022-02-20 16:54:31,571 INFO L290 TraceCheckUtils]: 19: Hoare triple {1388#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1389#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)))} is VALID [2022-02-20 16:54:31,572 INFO L290 TraceCheckUtils]: 20: Hoare triple {1389#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1390#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)))} is VALID [2022-02-20 16:54:31,573 INFO L290 TraceCheckUtils]: 21: Hoare triple {1390#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1391#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:54:31,573 INFO L290 TraceCheckUtils]: 22: Hoare triple {1391#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} assume !(dll_create_~len#1 > 0); {1391#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:54:31,574 INFO L290 TraceCheckUtils]: 23: Hoare triple {1391#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1392#(and (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0)) (= |ULTIMATE.start_dll_create_#res#1.offset| 0))} is VALID [2022-02-20 16:54:31,575 INFO L290 TraceCheckUtils]: 24: Hoare triple {1392#(and (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0)) (= |ULTIMATE.start_dll_create_#res#1.offset| 0))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1393#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))} is VALID [2022-02-20 16:54:31,576 INFO L272 TraceCheckUtils]: 25: Hoare triple {1393#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:31,577 INFO L290 TraceCheckUtils]: 26: Hoare triple {1402#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,577 INFO L290 TraceCheckUtils]: 27: Hoare triple {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:31,579 INFO L290 TraceCheckUtils]: 28: Hoare triple {1407#(and (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:31,581 INFO L290 TraceCheckUtils]: 29: Hoare triple {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:31,583 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1408#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1393#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))} #118#return; {1399#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0)))} is VALID [2022-02-20 16:54:31,584 INFO L290 TraceCheckUtils]: 31: Hoare triple {1399#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0)))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1399#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0)))} is VALID [2022-02-20 16:54:31,584 INFO L290 TraceCheckUtils]: 32: Hoare triple {1399#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0)))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {1400#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0))} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 33: Hoare triple {1400#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {1401#(not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0))} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 34: Hoare triple {1401#(not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {1373#false} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 35: Hoare triple {1373#false} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {1373#false} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 36: Hoare triple {1373#false} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1373#false} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 37: Hoare triple {1373#false} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {1373#false} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 38: Hoare triple {1373#false} assume main_~count~0#1 != 1 + main_~len~0#1; {1373#false} is VALID [2022-02-20 16:54:31,585 INFO L290 TraceCheckUtils]: 39: Hoare triple {1373#false} assume !false; {1373#false} is VALID [2022-02-20 16:54:31,586 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 16:54:31,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:31,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344864738] [2022-02-20 16:54:31,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344864738] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:31,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250524360] [2022-02-20 16:54:31,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:31,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:31,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:31,588 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:54:31,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 16:54:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 86 conjunts are in the unsatisfiable core [2022-02-20 16:54:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:31,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:54:31,782 INFO L390 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 6 treesize of output 5 [2022-02-20 16:54:32,060 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:54:32,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-20 16:54:32,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:54:32,207 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 16:54:32,207 INFO L390 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 43 [2022-02-20 16:54:32,635 INFO L356 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-02-20 16:54:32,636 INFO L390 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 29 [2022-02-20 16:54:32,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:54:32,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:32,944 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-02-20 16:54:32,945 INFO L390 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 80 [2022-02-20 16:54:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:32,955 INFO L390 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 66 treesize of output 64 [2022-02-20 16:54:32,980 INFO L356 Elim1Store]: treesize reduction 8, result has 77.1 percent of original size [2022-02-20 16:54:32,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 36 [2022-02-20 16:54:33,486 INFO L356 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2022-02-20 16:54:33,487 INFO L390 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 1 case distinctions, treesize of input 75 treesize of output 69 [2022-02-20 16:54:33,581 INFO L356 Elim1Store]: treesize reduction 126, result has 14.3 percent of original size [2022-02-20 16:54:33,581 INFO L390 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 5 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 67 [2022-02-20 16:54:33,635 INFO L356 Elim1Store]: treesize reduction 62, result has 24.4 percent of original size [2022-02-20 16:54:33,635 INFO L390 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 121 [2022-02-20 16:54:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:33,671 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2022-02-20 16:54:33,716 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2022-02-20 16:54:33,823 INFO L356 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-02-20 16:54:33,823 INFO L390 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 24 [2022-02-20 16:54:33,871 INFO L290 TraceCheckUtils]: 0: Hoare triple {1372#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1372#true} is VALID [2022-02-20 16:54:33,872 INFO L290 TraceCheckUtils]: 1: Hoare triple {1372#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:33,872 INFO L290 TraceCheckUtils]: 2: Hoare triple {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} assume !!(dll_create_~len#1 > 0); {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} is VALID [2022-02-20 16:54:33,872 INFO L272 TraceCheckUtils]: 3: Hoare triple {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1372#true} is VALID [2022-02-20 16:54:33,872 INFO L290 TraceCheckUtils]: 4: Hoare triple {1372#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:33,873 INFO L290 TraceCheckUtils]: 5: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:33,873 INFO L290 TraceCheckUtils]: 6: Hoare triple {1403#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:33,875 INFO L290 TraceCheckUtils]: 7: Hoare triple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:33,876 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1404#(and (not (= |node_create_#res#1.base| 0)) (= (select |#valid| |node_create_#res#1.base|) 1))} {1374#(<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|)} #116#return; {1380#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} is VALID [2022-02-20 16:54:33,877 INFO L290 TraceCheckUtils]: 9: Hoare triple {1380#(and (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:33,877 INFO L290 TraceCheckUtils]: 10: Hoare triple {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:33,878 INFO L290 TraceCheckUtils]: 11: Hoare triple {1381#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,878 INFO L290 TraceCheckUtils]: 12: Hoare triple {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} assume !!(dll_create_~len#1 > 0); {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,879 INFO L272 TraceCheckUtils]: 13: Hoare triple {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1451#(= |old(#valid)| |#valid|)} is VALID [2022-02-20 16:54:33,880 INFO L290 TraceCheckUtils]: 14: Hoare triple {1451#(= |old(#valid)| |#valid|)} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1455#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:33,880 INFO L290 TraceCheckUtils]: 15: Hoare triple {1455#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1455#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:33,881 INFO L290 TraceCheckUtils]: 16: Hoare triple {1455#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1462#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)))} is VALID [2022-02-20 16:54:33,881 INFO L290 TraceCheckUtils]: 17: Hoare triple {1462#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)))} assume true; {1462#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)))} is VALID [2022-02-20 16:54:33,883 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1462#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)))} {1382#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|))} #116#return; {1469#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} is VALID [2022-02-20 16:54:33,884 INFO L290 TraceCheckUtils]: 19: Hoare triple {1469#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1473#(and (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:33,885 INFO L290 TraceCheckUtils]: 20: Hoare triple {1473#(and (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1477#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:54:33,886 INFO L290 TraceCheckUtils]: 21: Hoare triple {1477#(and (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1481#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|))} is VALID [2022-02-20 16:54:33,886 INFO L290 TraceCheckUtils]: 22: Hoare triple {1481#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|))} assume !(dll_create_~len#1 > 0); {1481#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|))} is VALID [2022-02-20 16:54:33,887 INFO L290 TraceCheckUtils]: 23: Hoare triple {1481#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1488#(and (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)))) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0)))} is VALID [2022-02-20 16:54:33,888 INFO L290 TraceCheckUtils]: 24: Hoare triple {1488#(and (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)))) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0)))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1492#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:54:33,889 INFO L272 TraceCheckUtils]: 25: Hoare triple {1492#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1496#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:33,890 INFO L290 TraceCheckUtils]: 26: Hoare triple {1496#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1500#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:33,890 INFO L290 TraceCheckUtils]: 27: Hoare triple {1500#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1500#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:33,891 INFO L290 TraceCheckUtils]: 28: Hoare triple {1500#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1507#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_766 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_766))) (exists ((v_ArrVal_765 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_765) |#memory_$Pointer$.base|)) (= (select |old(#valid)| |node_create_#res#1.base|) 0))} is VALID [2022-02-20 16:54:33,892 INFO L290 TraceCheckUtils]: 29: Hoare triple {1507#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_766 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_766))) (exists ((v_ArrVal_765 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_765) |#memory_$Pointer$.base|)) (= (select |old(#valid)| |node_create_#res#1.base|) 0))} assume true; {1507#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_766 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_766))) (exists ((v_ArrVal_765 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_765) |#memory_$Pointer$.base|)) (= (select |old(#valid)| |node_create_#res#1.base|) 0))} is VALID [2022-02-20 16:54:33,894 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1507#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_766 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_766))) (exists ((v_ArrVal_765 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_765) |#memory_$Pointer$.base|)) (= (select |old(#valid)| |node_create_#res#1.base|) 0))} {1492#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} #118#return; {1514#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,895 INFO L290 TraceCheckUtils]: 31: Hoare triple {1514#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1518#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,896 INFO L290 TraceCheckUtils]: 32: Hoare triple {1518#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {1518#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,896 INFO L290 TraceCheckUtils]: 33: Hoare triple {1518#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {1525#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|))} is VALID [2022-02-20 16:54:33,897 INFO L290 TraceCheckUtils]: 34: Hoare triple {1525#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {1529#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,899 INFO L290 TraceCheckUtils]: 35: Hoare triple {1529#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {1533#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} is VALID [2022-02-20 16:54:33,900 INFO L290 TraceCheckUtils]: 36: Hoare triple {1533#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|))} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1537#(not (= |ULTIMATE.start_main_#t~mem14#1.base| 0))} is VALID [2022-02-20 16:54:33,900 INFO L290 TraceCheckUtils]: 37: Hoare triple {1537#(not (= |ULTIMATE.start_main_#t~mem14#1.base| 0))} assume !(main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0);havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {1373#false} is VALID [2022-02-20 16:54:33,900 INFO L290 TraceCheckUtils]: 38: Hoare triple {1373#false} assume main_~count~0#1 != 1 + main_~len~0#1; {1373#false} is VALID [2022-02-20 16:54:33,900 INFO L290 TraceCheckUtils]: 39: Hoare triple {1373#false} assume !false; {1373#false} is VALID [2022-02-20 16:54:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:33,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:54:36,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250524360] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:36,682 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-20 16:54:36,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26] total 40 [2022-02-20 16:54:36,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436114467] [2022-02-20 16:54:36,683 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-20 16:54:36,683 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) Word has length 40 [2022-02-20 16:54:36,684 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:36,684 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 16:54:36,752 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:36,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-02-20 16:54:36,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:36,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-02-20 16:54:36,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1904, Unknown=17, NotChecked=0, Total=2070 [2022-02-20 16:54:36,754 INFO L87 Difference]: Start difference. First operand 36 states and 44 transitions. Second operand has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 16:54:38,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:38,849 INFO L93 Difference]: Finished difference Result 67 states and 84 transitions. [2022-02-20 16:54:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-20 16:54:38,849 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) Word has length 40 [2022-02-20 16:54:38,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 16:54:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 84 transitions. [2022-02-20 16:54:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 16:54:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 84 transitions. [2022-02-20 16:54:38,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 84 transitions. [2022-02-20 16:54:38,924 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:38,925 INFO L225 Difference]: With dead ends: 67 [2022-02-20 16:54:38,925 INFO L226 Difference]: Without dead ends: 39 [2022-02-20 16:54:38,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 965 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=298, Invalid=3345, Unknown=17, NotChecked=0, Total=3660 [2022-02-20 16:54:38,926 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 45 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:38,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 314 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 467 Invalid, 0 Unknown, 8 Unchecked, 0.5s Time] [2022-02-20 16:54:38,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-02-20 16:54:38,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2022-02-20 16:54:38,957 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:38,958 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:38,958 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:38,958 INFO L87 Difference]: Start difference. First operand 39 states. Second operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:38,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:38,960 INFO L93 Difference]: Finished difference Result 39 states and 46 transitions. [2022-02-20 16:54:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-02-20 16:54:38,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:38,960 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:38,961 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 39 states. [2022-02-20 16:54:38,961 INFO L87 Difference]: Start difference. First operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 39 states. [2022-02-20 16:54:38,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:38,963 INFO L93 Difference]: Finished difference Result 39 states and 46 transitions. [2022-02-20 16:54:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-02-20 16:54:38,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:38,964 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:38,964 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:38,964 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 44 transitions. [2022-02-20 16:54:38,967 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 44 transitions. Word has length 40 [2022-02-20 16:54:38,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:38,967 INFO L470 AbstractCegarLoop]: Abstraction has 38 states and 44 transitions. [2022-02-20 16:54:38,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 33 states have internal predecessors, (56), 4 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 16:54:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-02-20 16:54:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 16:54:38,968 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:38,968 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:38,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 16:54:39,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:39,179 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:39,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:39,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1146227584, now seen corresponding path program 1 times [2022-02-20 16:54:39,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:39,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998243966] [2022-02-20 16:54:39,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:39,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:40,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:40,243 INFO L290 TraceCheckUtils]: 0: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:54:40,244 INFO L290 TraceCheckUtils]: 1: Hoare triple {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:54:40,244 INFO L290 TraceCheckUtils]: 2: Hoare triple {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,245 INFO L290 TraceCheckUtils]: 3: Hoare triple {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,246 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1836#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:54:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:40,332 INFO L290 TraceCheckUtils]: 0: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,333 INFO L290 TraceCheckUtils]: 1: Hoare triple {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,334 INFO L290 TraceCheckUtils]: 2: Hoare triple {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,334 INFO L290 TraceCheckUtils]: 3: Hoare triple {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,335 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1844#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:54:40,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:54:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:40,597 INFO L290 TraceCheckUtils]: 0: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:40,597 INFO L290 TraceCheckUtils]: 1: Hoare triple {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:40,600 INFO L290 TraceCheckUtils]: 2: Hoare triple {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:40,607 INFO L290 TraceCheckUtils]: 3: Hoare triple {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:40,612 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1849#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} #118#return; {1855#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:54:40,613 INFO L290 TraceCheckUtils]: 0: Hoare triple {1828#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1828#true} is VALID [2022-02-20 16:54:40,613 INFO L290 TraceCheckUtils]: 1: Hoare triple {1828#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,614 INFO L290 TraceCheckUtils]: 2: Hoare triple {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,615 INFO L272 TraceCheckUtils]: 3: Hoare triple {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:40,619 INFO L290 TraceCheckUtils]: 4: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:54:40,619 INFO L290 TraceCheckUtils]: 5: Hoare triple {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:54:40,620 INFO L290 TraceCheckUtils]: 6: Hoare triple {1866#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= 0 |node_create_~temp~0#1.offset|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,620 INFO L290 TraceCheckUtils]: 7: Hoare triple {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,622 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1867#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {1830#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1836#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,622 INFO L290 TraceCheckUtils]: 9: Hoare triple {1836#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1837#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,623 INFO L290 TraceCheckUtils]: 10: Hoare triple {1837#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1837#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {1837#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,624 INFO L290 TraceCheckUtils]: 12: Hoare triple {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:40,625 INFO L272 TraceCheckUtils]: 13: Hoare triple {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:40,625 INFO L290 TraceCheckUtils]: 14: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,626 INFO L290 TraceCheckUtils]: 15: Hoare triple {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,626 INFO L290 TraceCheckUtils]: 16: Hoare triple {1868#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,627 INFO L290 TraceCheckUtils]: 17: Hoare triple {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:40,639 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1869#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} {1838#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1844#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:54:40,640 INFO L290 TraceCheckUtils]: 19: Hoare triple {1844#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1845#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,641 INFO L290 TraceCheckUtils]: 20: Hoare triple {1845#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1846#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:40,642 INFO L290 TraceCheckUtils]: 21: Hoare triple {1846#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1847#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:40,642 INFO L290 TraceCheckUtils]: 22: Hoare triple {1847#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !(dll_create_~len#1 > 0); {1847#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:40,643 INFO L290 TraceCheckUtils]: 23: Hoare triple {1847#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1848#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) |ULTIMATE.start_dll_create_#res#1.offset|) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0))} is VALID [2022-02-20 16:54:40,643 INFO L290 TraceCheckUtils]: 24: Hoare triple {1848#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) |ULTIMATE.start_dll_create_#res#1.offset|) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1849#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:40,644 INFO L272 TraceCheckUtils]: 25: Hoare triple {1849#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:40,645 INFO L290 TraceCheckUtils]: 26: Hoare triple {1865#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:40,645 INFO L290 TraceCheckUtils]: 27: Hoare triple {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:40,648 INFO L290 TraceCheckUtils]: 28: Hoare triple {1870#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:40,650 INFO L290 TraceCheckUtils]: 29: Hoare triple {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:40,653 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1871#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {1849#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} #118#return; {1855#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:54:40,654 INFO L290 TraceCheckUtils]: 31: Hoare triple {1855#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1856#(and (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:54:40,655 INFO L290 TraceCheckUtils]: 32: Hoare triple {1856#(and (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {1857#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:40,656 INFO L290 TraceCheckUtils]: 33: Hoare triple {1857#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {1858#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:40,657 INFO L290 TraceCheckUtils]: 34: Hoare triple {1858#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {1859#(and (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))))} is VALID [2022-02-20 16:54:40,658 INFO L290 TraceCheckUtils]: 35: Hoare triple {1859#(and (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {1860#(and (or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0)))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0))} is VALID [2022-02-20 16:54:40,659 INFO L290 TraceCheckUtils]: 36: Hoare triple {1860#(and (or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0)))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {1861#(and (or (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))) (and (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0))} is VALID [2022-02-20 16:54:40,661 INFO L290 TraceCheckUtils]: 37: Hoare triple {1861#(and (or (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))) (and (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {1862#(= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)} is VALID [2022-02-20 16:54:40,661 INFO L290 TraceCheckUtils]: 38: Hoare triple {1862#(= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:40,662 INFO L290 TraceCheckUtils]: 39: Hoare triple {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:40,662 INFO L290 TraceCheckUtils]: 40: Hoare triple {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:40,662 INFO L290 TraceCheckUtils]: 41: Hoare triple {1863#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {1864#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} is VALID [2022-02-20 16:54:40,667 INFO L290 TraceCheckUtils]: 42: Hoare triple {1864#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {1829#false} is VALID [2022-02-20 16:54:40,667 INFO L290 TraceCheckUtils]: 43: Hoare triple {1829#false} assume !false; {1829#false} is VALID [2022-02-20 16:54:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 16:54:40,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:40,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998243966] [2022-02-20 16:54:40,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998243966] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:40,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21104922] [2022-02-20 16:54:40,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:40,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:40,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:40,669 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:54:40,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 16:54:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:41,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 146 conjunts are in the unsatisfiable core [2022-02-20 16:54:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:41,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:54:41,179 INFO L390 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 [2022-02-20 16:54:41,613 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:54:41,614 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-20 16:54:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:41,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:54:41,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:54:41,842 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 16:54:41,842 INFO L390 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 45 [2022-02-20 16:54:41,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2022-02-20 16:54:42,317 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:54:42,317 INFO L390 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 32 [2022-02-20 16:54:42,375 INFO L390 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:54:42,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:54:42,458 INFO L390 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 7 treesize of output 3 [2022-02-20 16:54:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:42,793 INFO L390 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 14 treesize of output 16 [2022-02-20 16:54:42,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:42,808 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-02-20 16:54:42,809 INFO L390 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 65 [2022-02-20 16:54:42,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:42,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-02-20 16:54:42,835 INFO L356 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2022-02-20 16:54:42,835 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2022-02-20 16:54:43,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:54:43,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:43,920 INFO L356 Elim1Store]: treesize reduction 163, result has 9.9 percent of original size [2022-02-20 16:54:43,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 243 treesize of output 111 [2022-02-20 16:54:43,985 INFO L356 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2022-02-20 16:54:43,985 INFO L390 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 6 new quantified variables, introduced 6 case distinctions, treesize of input 241 treesize of output 156 [2022-02-20 16:54:44,029 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2022-02-20 16:54:44,067 INFO L356 Elim1Store]: treesize reduction 67, result has 9.5 percent of original size [2022-02-20 16:54:44,067 INFO L390 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 51 [2022-02-20 16:54:44,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-02-20 16:54:44,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:44,115 INFO L356 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2022-02-20 16:54:44,115 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 50 [2022-02-20 16:54:44,386 INFO L356 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2022-02-20 16:54:44,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 136 treesize of output 63 [2022-02-20 16:54:44,471 INFO L356 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2022-02-20 16:54:44,471 INFO L390 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 1 case distinctions, treesize of input 24 treesize of output 10 [2022-02-20 16:54:44,627 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-02-20 16:54:44,672 INFO L290 TraceCheckUtils]: 0: Hoare triple {1828#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {1828#true} is VALID [2022-02-20 16:54:44,673 INFO L290 TraceCheckUtils]: 1: Hoare triple {1828#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {1878#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,673 INFO L290 TraceCheckUtils]: 2: Hoare triple {1878#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {1878#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,673 INFO L272 TraceCheckUtils]: 3: Hoare triple {1878#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1828#true} is VALID [2022-02-20 16:54:44,674 INFO L290 TraceCheckUtils]: 4: Hoare triple {1828#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1888#(= 1 (select |#valid| |node_create_~temp~0#1.base|))} is VALID [2022-02-20 16:54:44,674 INFO L290 TraceCheckUtils]: 5: Hoare triple {1888#(= 1 (select |#valid| |node_create_~temp~0#1.base|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1888#(= 1 (select |#valid| |node_create_~temp~0#1.base|))} is VALID [2022-02-20 16:54:44,675 INFO L290 TraceCheckUtils]: 6: Hoare triple {1888#(= 1 (select |#valid| |node_create_~temp~0#1.base|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1895#(= (select |#valid| |node_create_#res#1.base|) 1)} is VALID [2022-02-20 16:54:44,675 INFO L290 TraceCheckUtils]: 7: Hoare triple {1895#(= (select |#valid| |node_create_#res#1.base|) 1)} assume true; {1895#(= (select |#valid| |node_create_#res#1.base|) 1)} is VALID [2022-02-20 16:54:44,676 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1895#(= (select |#valid| |node_create_#res#1.base|) 1)} {1878#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1902#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,677 INFO L290 TraceCheckUtils]: 9: Hoare triple {1902#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1906#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,677 INFO L290 TraceCheckUtils]: 10: Hoare triple {1906#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {1906#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,677 INFO L290 TraceCheckUtils]: 11: Hoare triple {1906#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1913#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,678 INFO L290 TraceCheckUtils]: 12: Hoare triple {1913#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {1913#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,679 INFO L272 TraceCheckUtils]: 13: Hoare triple {1913#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {1920#(= |old(#valid)| |#valid|)} is VALID [2022-02-20 16:54:44,679 INFO L290 TraceCheckUtils]: 14: Hoare triple {1920#(= |old(#valid)| |#valid|)} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1924#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:44,680 INFO L290 TraceCheckUtils]: 15: Hoare triple {1924#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1924#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:44,681 INFO L290 TraceCheckUtils]: 16: Hoare triple {1924#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1931#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:54:44,681 INFO L290 TraceCheckUtils]: 17: Hoare triple {1931#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} assume true; {1931#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:54:44,682 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1931#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} {1913#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {1938#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:44,683 INFO L290 TraceCheckUtils]: 19: Hoare triple {1938#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {1942#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:54:44,684 INFO L290 TraceCheckUtils]: 20: Hoare triple {1942#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {1946#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:54:44,685 INFO L290 TraceCheckUtils]: 21: Hoare triple {1946#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {1950#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:54:44,685 INFO L290 TraceCheckUtils]: 22: Hoare triple {1950#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} assume !(dll_create_~len#1 > 0); {1950#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:54:44,686 INFO L290 TraceCheckUtils]: 23: Hoare triple {1950#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {1957#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} is VALID [2022-02-20 16:54:44,687 INFO L290 TraceCheckUtils]: 24: Hoare triple {1957#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {1961#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,688 INFO L272 TraceCheckUtils]: 25: Hoare triple {1961#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {1965#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:44,688 INFO L290 TraceCheckUtils]: 26: Hoare triple {1965#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {1969#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:44,689 INFO L290 TraceCheckUtils]: 27: Hoare triple {1969#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {1969#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:44,692 WARN L290 TraceCheckUtils]: 28: Hoare triple {1969#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {1976#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1029 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1029))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1025 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1025))) (exists ((v_ArrVal_1028 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1028) |#memory_$Pointer$.base|)) (= 0 |node_create_#res#1.offset|))} is UNKNOWN [2022-02-20 16:54:44,701 INFO L290 TraceCheckUtils]: 29: Hoare triple {1976#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1029 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1029))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1025 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1025))) (exists ((v_ArrVal_1028 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1028) |#memory_$Pointer$.base|)) (= 0 |node_create_#res#1.offset|))} assume true; {1976#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1029 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1029))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1025 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1025))) (exists ((v_ArrVal_1028 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1028) |#memory_$Pointer$.base|)) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:54:44,704 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1976#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1029 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1029))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1025 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1025))) (exists ((v_ArrVal_1028 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1028) |#memory_$Pointer$.base|)) (= 0 |node_create_#res#1.offset|))} {1961#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} #118#return; {1983#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_#t~ret7#1.offset| 0))} is VALID [2022-02-20 16:54:44,705 INFO L290 TraceCheckUtils]: 31: Hoare triple {1983#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_#t~ret7#1.offset| 0))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {1987#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,706 INFO L290 TraceCheckUtils]: 32: Hoare triple {1987#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {1991#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,707 INFO L290 TraceCheckUtils]: 33: Hoare triple {1991#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {1991#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,708 INFO L290 TraceCheckUtils]: 34: Hoare triple {1991#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {1998#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))} is VALID [2022-02-20 16:54:44,709 INFO L290 TraceCheckUtils]: 35: Hoare triple {1998#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2002#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.offset|))} is VALID [2022-02-20 16:54:44,710 INFO L290 TraceCheckUtils]: 36: Hoare triple {2002#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.offset|))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {2006#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))} is VALID [2022-02-20 16:54:44,713 INFO L290 TraceCheckUtils]: 37: Hoare triple {2006#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {2010#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (exists ((|ULTIMATE.start_dll_append_~last~0#1.offset| Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|))) (= |ULTIMATE.start_main_~data~0#1| 1) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,714 INFO L290 TraceCheckUtils]: 38: Hoare triple {2010#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (exists ((|ULTIMATE.start_dll_append_~last~0#1.offset| Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|))) (= |ULTIMATE.start_main_~data~0#1| 1) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,714 INFO L290 TraceCheckUtils]: 39: Hoare triple {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,715 INFO L290 TraceCheckUtils]: 40: Hoare triple {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:44,715 INFO L290 TraceCheckUtils]: 41: Hoare triple {2014#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {2024#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:54:44,716 INFO L290 TraceCheckUtils]: 42: Hoare triple {2024#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {1829#false} is VALID [2022-02-20 16:54:44,716 INFO L290 TraceCheckUtils]: 43: Hoare triple {1829#false} assume !false; {1829#false} is VALID [2022-02-20 16:54:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:44,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:54:45,360 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1037 Int) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_11| Int) (v_ArrVal_1032 (Array Int Int)) (v_ArrVal_1031 (Array Int Int)) (v_ArrVal_1030 (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)))) (let ((.cse2 (select |c_#memory_$Pointer$.base| .cse3)) (.cse0 (select |c_#memory_$Pointer$.offset| .cse3)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_11| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select .cse2 .cse1) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse3 (store (select |c_#memory_int| .cse3) .cse1 v_ArrVal_1037)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1030) (select (select (store (store |c_#memory_$Pointer$.base| .cse3 (store .cse2 .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1031) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse3 (store .cse0 .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1032) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))))))) is different from false [2022-02-20 16:54:45,544 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1037 Int) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_11| Int) (v_ArrVal_1032 (Array Int Int)) (v_ArrVal_1031 (Array Int Int)) (v_ArrVal_1030 (Array Int Int))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4)))) (let ((.cse0 (select |c_#memory_$Pointer$.offset| .cse2)) (.cse3 (select |c_#memory_$Pointer$.base| .cse2)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_11| 4))) (or (not (= (select .cse0 .cse1) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse2 (store (select |c_#memory_int| .cse2) .cse1 v_ArrVal_1037)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1030) (select (select (store (store |c_#memory_$Pointer$.base| .cse2 (store .cse3 .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1031) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 (store .cse0 .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1032) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select .cse3 .cse1) 0)))))) is different from false [2022-02-20 16:54:46,132 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1037 Int) (|v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| Int) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_11| Int) (v_ArrVal_1032 (Array Int Int)) (v_ArrVal_1031 (Array Int Int)) (v_ArrVal_1052 (Array Int Int)) (v_ArrVal_1030 (Array Int Int)) (v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (let ((.cse5 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1051)) (.cse6 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1050))) (let ((.cse4 (select (select .cse5 (select (select .cse5 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (+ (select (select .cse6 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4)))) (let ((.cse0 (select .cse5 .cse4)) (.cse2 (select .cse6 .cse4)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_11| 4))) (or (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| |c_#StackHeapBarrier|)) (not (= (select .cse0 .cse1) 0)) (not (= 0 (select .cse2 .cse1))) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20|) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (let ((.cse3 (store |c_#memory_int| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1052))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse1 v_ArrVal_1037))) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1030) (select (select (store (store .cse5 .cse4 (store .cse0 .cse1 |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20|)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1031) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store .cse6 .cse4 (store .cse2 .cse1 0)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_20| v_ArrVal_1032) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))) is different from false [2022-02-20 16:54:46,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21104922] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:46,135 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-20 16:54:46,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 56 [2022-02-20 16:54:46,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647299870] [2022-02-20 16:54:46,135 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-20 16:54:46,136 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 44 [2022-02-20 16:54:46,136 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:46,136 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:46,225 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 85 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:46,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-02-20 16:54:46,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:46,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-02-20 16:54:46,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=3314, Unknown=39, NotChecked=354, Total=3906 [2022-02-20 16:54:46,227 INFO L87 Difference]: Start difference. First operand 38 states and 44 transitions. Second operand has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:50,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,148 INFO L93 Difference]: Finished difference Result 54 states and 63 transitions. [2022-02-20 16:54:50,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-20 16:54:50,149 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 44 [2022-02-20 16:54:50,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:50,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:50,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 63 transitions. [2022-02-20 16:54:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 63 transitions. [2022-02-20 16:54:50,152 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states and 63 transitions. [2022-02-20 16:54:50,229 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 62 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:50,230 INFO L225 Difference]: With dead ends: 54 [2022-02-20 16:54:50,230 INFO L226 Difference]: Without dead ends: 52 [2022-02-20 16:54:50,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1416 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=423, Invalid=5710, Unknown=41, NotChecked=468, Total=6642 [2022-02-20 16:54:50,232 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 68 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 47 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:50,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 398 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 752 Invalid, 0 Unknown, 47 Unchecked, 0.9s Time] [2022-02-20 16:54:50,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-02-20 16:54:50,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 46. [2022-02-20 16:54:50,277 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:50,277 INFO L82 GeneralOperation]: Start isEquivalent. First operand 52 states. Second operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,277 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,277 INFO L87 Difference]: Start difference. First operand 52 states. Second operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,279 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2022-02-20 16:54:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2022-02-20 16:54:50,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:50,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:50,279 INFO L74 IsIncluded]: Start isIncluded. First operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 52 states. [2022-02-20 16:54:50,280 INFO L87 Difference]: Start difference. First operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 52 states. [2022-02-20 16:54:50,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,282 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2022-02-20 16:54:50,282 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2022-02-20 16:54:50,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:50,282 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:50,283 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:50,283 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 54 transitions. [2022-02-20 16:54:50,284 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 54 transitions. Word has length 44 [2022-02-20 16:54:50,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:50,285 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 54 transitions. [2022-02-20 16:54:50,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 47 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-02-20 16:54:50,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 16:54:50,286 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:50,286 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:50,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-20 16:54:50,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:50,507 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:50,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:50,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1173262244, now seen corresponding path program 1 times [2022-02-20 16:54:50,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:50,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449978132] [2022-02-20 16:54:50,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:50,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:50,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:50,586 INFO L290 TraceCheckUtils]: 0: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,586 INFO L290 TraceCheckUtils]: 1: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,587 INFO L290 TraceCheckUtils]: 2: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,587 INFO L290 TraceCheckUtils]: 3: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,587 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2352#true} {2352#true} #116#return; {2352#true} is VALID [2022-02-20 16:54:50,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:54:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:50,592 INFO L290 TraceCheckUtils]: 0: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,592 INFO L290 TraceCheckUtils]: 1: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,592 INFO L290 TraceCheckUtils]: 2: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,592 INFO L290 TraceCheckUtils]: 3: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,592 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2352#true} {2352#true} #116#return; {2352#true} is VALID [2022-02-20 16:54:50,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:54:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:50,597 INFO L290 TraceCheckUtils]: 0: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,597 INFO L290 TraceCheckUtils]: 1: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,597 INFO L290 TraceCheckUtils]: 2: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,598 INFO L290 TraceCheckUtils]: 3: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,598 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2352#true} {2352#true} #118#return; {2352#true} is VALID [2022-02-20 16:54:50,598 INFO L290 TraceCheckUtils]: 0: Hoare triple {2352#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {2352#true} is VALID [2022-02-20 16:54:50,598 INFO L290 TraceCheckUtils]: 1: Hoare triple {2352#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {2352#true} is VALID [2022-02-20 16:54:50,598 INFO L290 TraceCheckUtils]: 2: Hoare triple {2352#true} assume !!(dll_create_~len#1 > 0); {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L272 TraceCheckUtils]: 3: Hoare triple {2352#true} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 4: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 5: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 6: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 7: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {2352#true} {2352#true} #116#return; {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 9: Hoare triple {2352#true} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,599 INFO L290 TraceCheckUtils]: 10: Hoare triple {2352#true} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {2352#true} is VALID [2022-02-20 16:54:50,600 INFO L290 TraceCheckUtils]: 11: Hoare triple {2352#true} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2352#true} is VALID [2022-02-20 16:54:50,600 INFO L290 TraceCheckUtils]: 12: Hoare triple {2352#true} assume !!(dll_create_~len#1 > 0); {2352#true} is VALID [2022-02-20 16:54:50,600 INFO L272 TraceCheckUtils]: 13: Hoare triple {2352#true} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:50,600 INFO L290 TraceCheckUtils]: 14: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,600 INFO L290 TraceCheckUtils]: 15: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 16: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 17: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2352#true} {2352#true} #116#return; {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 19: Hoare triple {2352#true} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 20: Hoare triple {2352#true} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 21: Hoare triple {2352#true} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 22: Hoare triple {2352#true} assume !(dll_create_~len#1 > 0); {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 23: Hoare triple {2352#true} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,601 INFO L290 TraceCheckUtils]: 24: Hoare triple {2352#true} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {2352#true} is VALID [2022-02-20 16:54:50,602 INFO L272 TraceCheckUtils]: 25: Hoare triple {2352#true} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:50,602 INFO L290 TraceCheckUtils]: 26: Hoare triple {2372#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,602 INFO L290 TraceCheckUtils]: 27: Hoare triple {2352#true} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2352#true} is VALID [2022-02-20 16:54:50,602 INFO L290 TraceCheckUtils]: 28: Hoare triple {2352#true} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,602 INFO L290 TraceCheckUtils]: 29: Hoare triple {2352#true} assume true; {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {2352#true} {2352#true} #118#return; {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 31: Hoare triple {2352#true} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 32: Hoare triple {2352#true} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 33: Hoare triple {2352#true} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 34: Hoare triple {2352#true} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 35: Hoare triple {2352#true} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 36: Hoare triple {2352#true} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {2352#true} is VALID [2022-02-20 16:54:50,603 INFO L290 TraceCheckUtils]: 37: Hoare triple {2352#true} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {2352#true} is VALID [2022-02-20 16:54:50,604 INFO L290 TraceCheckUtils]: 38: Hoare triple {2352#true} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2369#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) |ULTIMATE.start_main_#t~mem14#1.offset|) (= |ULTIMATE.start_main_#t~mem14#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))))} is VALID [2022-02-20 16:54:50,604 INFO L290 TraceCheckUtils]: 39: Hoare triple {2369#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) |ULTIMATE.start_main_#t~mem14#1.offset|) (= |ULTIMATE.start_main_#t~mem14#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {2370#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) 0)))} is VALID [2022-02-20 16:54:50,605 INFO L290 TraceCheckUtils]: 40: Hoare triple {2370#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4)) 0)))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2371#(or (not (= |ULTIMATE.start_main_#t~mem18#1.offset| 0)) (not (= |ULTIMATE.start_main_#t~mem18#1.base| 0)))} is VALID [2022-02-20 16:54:50,605 INFO L290 TraceCheckUtils]: 41: Hoare triple {2371#(or (not (= |ULTIMATE.start_main_#t~mem18#1.offset| 0)) (not (= |ULTIMATE.start_main_#t~mem18#1.base| 0)))} assume !(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset; {2353#false} is VALID [2022-02-20 16:54:50,605 INFO L290 TraceCheckUtils]: 42: Hoare triple {2353#false} call main_#t~mem19#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {2353#false} is VALID [2022-02-20 16:54:50,605 INFO L290 TraceCheckUtils]: 43: Hoare triple {2353#false} assume main_~uneq~0#1 != main_#t~mem19#1;havoc main_#t~mem19#1; {2353#false} is VALID [2022-02-20 16:54:50,605 INFO L290 TraceCheckUtils]: 44: Hoare triple {2353#false} assume !false; {2353#false} is VALID [2022-02-20 16:54:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-02-20 16:54:50,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:50,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449978132] [2022-02-20 16:54:50,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449978132] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:54:50,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:54:50,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 16:54:50,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105828485] [2022-02-20 16:54:50,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:54:50,607 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 45 [2022-02-20 16:54:50,607 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:50,607 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 16:54:50,626 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:50,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:54:50,627 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:50,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:54:50,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:54:50,628 INFO L87 Difference]: Start difference. First operand 46 states and 54 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 16:54:50,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,812 INFO L93 Difference]: Finished difference Result 56 states and 65 transitions. [2022-02-20 16:54:50,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 16:54:50,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 45 [2022-02-20 16:54:50,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:54:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 16:54:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 47 transitions. [2022-02-20 16:54:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 16:54:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 47 transitions. [2022-02-20 16:54:50,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 47 transitions. [2022-02-20 16:54:50,844 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:50,845 INFO L225 Difference]: With dead ends: 56 [2022-02-20 16:54:50,845 INFO L226 Difference]: Without dead ends: 51 [2022-02-20 16:54:50,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-20 16:54:50,846 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 3 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:54:50,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 114 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:54:50,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-02-20 16:54:50,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 48. [2022-02-20 16:54:50,885 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:54:50,886 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,886 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,887 INFO L87 Difference]: Start difference. First operand 51 states. Second operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,888 INFO L93 Difference]: Finished difference Result 51 states and 58 transitions. [2022-02-20 16:54:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-02-20 16:54:50,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:50,888 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:50,889 INFO L74 IsIncluded]: Start isIncluded. First operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 51 states. [2022-02-20 16:54:50,889 INFO L87 Difference]: Start difference. First operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 51 states. [2022-02-20 16:54:50,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:54:50,890 INFO L93 Difference]: Finished difference Result 51 states and 58 transitions. [2022-02-20 16:54:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-02-20 16:54:50,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:54:50,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:54:50,890 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:54:50,891 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:54:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:54:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-02-20 16:54:50,892 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 55 transitions. Word has length 45 [2022-02-20 16:54:50,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:54:50,892 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-02-20 16:54:50,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 16:54:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2022-02-20 16:54:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-02-20 16:54:50,893 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:54:50,893 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:54:50,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 16:54:50,894 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:54:50,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:54:50,894 INFO L85 PathProgramCache]: Analyzing trace with hash -731397669, now seen corresponding path program 2 times [2022-02-20 16:54:50,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:54:50,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23239747] [2022-02-20 16:54:50,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:54:50,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:54:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:51,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:54:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:52,021 INFO L290 TraceCheckUtils]: 0: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:52,022 INFO L290 TraceCheckUtils]: 1: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:52,022 INFO L290 TraceCheckUtils]: 2: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:52,023 INFO L290 TraceCheckUtils]: 3: Hoare triple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:52,024 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {2623#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:54:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:52,176 INFO L290 TraceCheckUtils]: 0: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:54:52,176 INFO L290 TraceCheckUtils]: 1: Hoare triple {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:54:52,178 INFO L290 TraceCheckUtils]: 2: Hoare triple {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} is VALID [2022-02-20 16:54:52,179 INFO L290 TraceCheckUtils]: 3: Hoare triple {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} assume true; {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} is VALID [2022-02-20 16:54:52,181 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} #116#return; {2631#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:54:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:52,506 INFO L290 TraceCheckUtils]: 0: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:52,506 INFO L290 TraceCheckUtils]: 1: Hoare triple {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:52,509 INFO L290 TraceCheckUtils]: 2: Hoare triple {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:52,511 INFO L290 TraceCheckUtils]: 3: Hoare triple {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:52,515 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {2636#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 4) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} #118#return; {2642#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:54:52,515 INFO L290 TraceCheckUtils]: 0: Hoare triple {2615#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {2615#true} is VALID [2022-02-20 16:54:52,516 INFO L290 TraceCheckUtils]: 1: Hoare triple {2615#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,516 INFO L290 TraceCheckUtils]: 2: Hoare triple {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,517 INFO L272 TraceCheckUtils]: 3: Hoare triple {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:52,517 INFO L290 TraceCheckUtils]: 4: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:52,518 INFO L290 TraceCheckUtils]: 5: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:52,518 INFO L290 TraceCheckUtils]: 6: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:52,518 INFO L290 TraceCheckUtils]: 7: Hoare triple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:52,519 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {2617#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {2623#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,520 INFO L290 TraceCheckUtils]: 9: Hoare triple {2623#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2624#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,521 INFO L290 TraceCheckUtils]: 10: Hoare triple {2624#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {2624#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:52,531 INFO L290 TraceCheckUtils]: 11: Hoare triple {2624#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,532 INFO L290 TraceCheckUtils]: 12: Hoare triple {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !!(dll_create_~len#1 > 0); {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,533 INFO L272 TraceCheckUtils]: 13: Hoare triple {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:52,534 INFO L290 TraceCheckUtils]: 14: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:54:52,534 INFO L290 TraceCheckUtils]: 15: Hoare triple {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:54:52,536 INFO L290 TraceCheckUtils]: 16: Hoare triple {2657#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} is VALID [2022-02-20 16:54:52,537 INFO L290 TraceCheckUtils]: 17: Hoare triple {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} assume true; {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} is VALID [2022-02-20 16:54:52,539 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2658#(and (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))} {2625#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} #116#return; {2631#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,540 INFO L290 TraceCheckUtils]: 19: Hoare triple {2631#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2632#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 8) 4)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,541 INFO L290 TraceCheckUtils]: 20: Hoare triple {2632#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 8) 4)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {2633#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:54:52,542 INFO L290 TraceCheckUtils]: 21: Hoare triple {2633#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2634#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,543 INFO L290 TraceCheckUtils]: 22: Hoare triple {2634#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !(dll_create_~len#1 > 0); {2634#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:52,543 INFO L290 TraceCheckUtils]: 23: Hoare triple {2634#(and (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {2635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) |ULTIMATE.start_dll_create_#res#1.offset|) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 4) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} is VALID [2022-02-20 16:54:52,544 INFO L290 TraceCheckUtils]: 24: Hoare triple {2635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) |ULTIMATE.start_dll_create_#res#1.offset|) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (not (= |ULTIMATE.start_dll_create_#res#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 4) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {2636#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 4) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:52,545 INFO L272 TraceCheckUtils]: 25: Hoare triple {2636#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 4) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:52,546 INFO L290 TraceCheckUtils]: 26: Hoare triple {2654#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:52,546 INFO L290 TraceCheckUtils]: 27: Hoare triple {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:54:52,549 INFO L290 TraceCheckUtils]: 28: Hoare triple {2659#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.base| 0)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:52,552 INFO L290 TraceCheckUtils]: 29: Hoare triple {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:54:52,556 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {2660#(and (= |#memory_int| (store (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)))) (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= |node_create_#res#1.base| 0)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (not (= (select |old(#valid)| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_int| (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|)))) (not (= (select |old(#valid)| (@diff (store (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (select |#memory_int| (@diff (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|))) |#memory_int|)) 1))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_int)| |#memory_int|)) 1)) (= |#memory_int| |old(#memory_int)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {2636#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 4) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} #118#return; {2642#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:54:52,556 INFO L290 TraceCheckUtils]: 31: Hoare triple {2642#(and (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {2643#(and (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:54:52,557 INFO L290 TraceCheckUtils]: 32: Hoare triple {2643#(and (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {2644#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:52,558 INFO L290 TraceCheckUtils]: 33: Hoare triple {2644#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2645#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) 4) 0) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:52,559 INFO L290 TraceCheckUtils]: 34: Hoare triple {2645#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) 4) 0) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {2646#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:52,560 INFO L290 TraceCheckUtils]: 35: Hoare triple {2646#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2647#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:52,561 INFO L290 TraceCheckUtils]: 36: Hoare triple {2647#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {2648#(or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))))} is VALID [2022-02-20 16:54:52,562 INFO L290 TraceCheckUtils]: 37: Hoare triple {2648#(or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2649#(or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0)))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))))} is VALID [2022-02-20 16:54:52,563 INFO L290 TraceCheckUtils]: 38: Hoare triple {2649#(or (and (or (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (or (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_#t~mem11#1.base| 0)))) (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {2650#(or (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))) (and (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))))} is VALID [2022-02-20 16:54:52,564 INFO L290 TraceCheckUtils]: 39: Hoare triple {2650#(or (and (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (or (and (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)) (and (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|))) (and (not (= |ULTIMATE.start_main_~#s~0#1.offset| (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {2651#(= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)} is VALID [2022-02-20 16:54:52,564 INFO L290 TraceCheckUtils]: 40: Hoare triple {2651#(= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) |ULTIMATE.start_main_~data~0#1|)} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:52,565 INFO L290 TraceCheckUtils]: 41: Hoare triple {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:52,565 INFO L290 TraceCheckUtils]: 42: Hoare triple {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:54:52,565 INFO L290 TraceCheckUtils]: 43: Hoare triple {2652#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {2653#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} is VALID [2022-02-20 16:54:52,566 INFO L290 TraceCheckUtils]: 44: Hoare triple {2653#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {2616#false} is VALID [2022-02-20 16:54:52,566 INFO L290 TraceCheckUtils]: 45: Hoare triple {2616#false} assume !false; {2616#false} is VALID [2022-02-20 16:54:52,566 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 16:54:52,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:54:52,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23239747] [2022-02-20 16:54:52,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23239747] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:52,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340114994] [2022-02-20 16:54:52,567 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 16:54:52,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:54:52,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:54:52,568 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:54:52,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 16:54:52,731 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 16:54:52,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 16:54:52,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 174 conjunts are in the unsatisfiable core [2022-02-20 16:54:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:54:52,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:54:52,839 INFO L390 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 [2022-02-20 16:54:52,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-02-20 16:54:53,502 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:54:53,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-20 16:54:53,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-02-20 16:54:53,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:53,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:54:53,650 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2022-02-20 16:54:53,658 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-02-20 16:54:53,669 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:54:53,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:53,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:54:53,832 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-20 16:54:53,832 INFO L390 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 63 [2022-02-20 16:54:53,846 INFO L356 Elim1Store]: treesize reduction 27, result has 15.6 percent of original size [2022-02-20 16:54:53,846 INFO L390 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 1 case distinctions, treesize of input 52 treesize of output 50 [2022-02-20 16:54:53,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:53,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2022-02-20 16:54:54,417 INFO L356 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-02-20 16:54:54,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 61 [2022-02-20 16:54:54,489 INFO L390 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:54:54,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:54:54,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 22 treesize of output 10 [2022-02-20 16:54:54,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,954 INFO L356 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2022-02-20 16:54:54,955 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 104 treesize of output 98 [2022-02-20 16:54:54,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,967 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-02-20 16:54:54,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2022-02-20 16:54:54,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:54,995 INFO L356 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2022-02-20 16:54:54,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2022-02-20 16:54:56,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:54:56,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:56,391 INFO L356 Elim1Store]: treesize reduction 331, result has 11.7 percent of original size [2022-02-20 16:54:56,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 13 new quantified variables, introduced 20 case distinctions, treesize of input 350 treesize of output 164 [2022-02-20 16:54:56,432 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-02-20 16:54:56,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 41 [2022-02-20 16:54:56,484 INFO L356 Elim1Store]: treesize reduction 100, result has 20.0 percent of original size [2022-02-20 16:54:56,484 INFO L390 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 7 new quantified variables, introduced 10 case distinctions, treesize of input 214 treesize of output 200 [2022-02-20 16:54:56,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:56,519 INFO L356 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2022-02-20 16:54:56,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 106 [2022-02-20 16:54:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:56,559 INFO L356 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2022-02-20 16:54:56,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 100 [2022-02-20 16:54:56,630 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2022-02-20 16:54:56,662 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2022-02-20 16:54:56,702 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-02-20 16:54:57,106 INFO L356 Elim1Store]: treesize reduction 37, result has 44.8 percent of original size [2022-02-20 16:54:57,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 129 [2022-02-20 16:54:57,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:54:57,187 INFO L356 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2022-02-20 16:54:57,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 70 [2022-02-20 16:54:57,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-02-20 16:54:57,530 INFO L290 TraceCheckUtils]: 0: Hoare triple {2615#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {2615#true} is VALID [2022-02-20 16:54:57,530 INFO L290 TraceCheckUtils]: 1: Hoare triple {2615#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {2667#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,531 INFO L290 TraceCheckUtils]: 2: Hoare triple {2667#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {2667#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,531 INFO L272 TraceCheckUtils]: 3: Hoare triple {2667#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2615#true} is VALID [2022-02-20 16:54:57,531 INFO L290 TraceCheckUtils]: 4: Hoare triple {2615#true} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:57,532 INFO L290 TraceCheckUtils]: 5: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} is VALID [2022-02-20 16:54:57,532 INFO L290 TraceCheckUtils]: 6: Hoare triple {2655#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |node_create_~temp~0#1.offset| 0))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:57,533 INFO L290 TraceCheckUtils]: 7: Hoare triple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:54:57,534 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {2656#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (= (select |#valid| |node_create_#res#1.base|) 1))} {2667#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {2689#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |ULTIMATE.start_dll_create_#t~ret4#1.offset|) (= |ULTIMATE.start_main_~data~0#1| 1) (<= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,534 INFO L290 TraceCheckUtils]: 9: Hoare triple {2689#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |ULTIMATE.start_dll_create_#t~ret4#1.offset|) (= |ULTIMATE.start_main_~data~0#1| 1) (<= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2693#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0))} is VALID [2022-02-20 16:54:57,535 INFO L290 TraceCheckUtils]: 10: Hoare triple {2693#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {2693#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0))} is VALID [2022-02-20 16:54:57,535 INFO L290 TraceCheckUtils]: 11: Hoare triple {2693#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (<= 0 |ULTIMATE.start_dll_create_~new_head~0#1.offset|) (<= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2700#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,536 INFO L290 TraceCheckUtils]: 12: Hoare triple {2700#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {2700#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,537 INFO L272 TraceCheckUtils]: 13: Hoare triple {2700#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {2707#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:57,537 INFO L290 TraceCheckUtils]: 14: Hoare triple {2707#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2711#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:57,538 INFO L290 TraceCheckUtils]: 15: Hoare triple {2711#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2711#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:57,539 INFO L290 TraceCheckUtils]: 16: Hoare triple {2711#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2718#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|) (exists ((v_ArrVal_1435 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1435))))} is VALID [2022-02-20 16:54:57,539 INFO L290 TraceCheckUtils]: 17: Hoare triple {2718#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|) (exists ((v_ArrVal_1435 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1435))))} assume true; {2718#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|) (exists ((v_ArrVal_1435 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1435))))} is VALID [2022-02-20 16:54:57,541 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2718#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|) (exists ((v_ArrVal_1435 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1435))))} {2700#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {2725#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:54:57,542 INFO L290 TraceCheckUtils]: 19: Hoare triple {2725#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {2729#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~head~0#1.offset|))} is VALID [2022-02-20 16:54:57,543 INFO L290 TraceCheckUtils]: 20: Hoare triple {2729#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (<= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_create_~head~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~head~0#1.offset|))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {2733#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0))} is VALID [2022-02-20 16:54:57,544 INFO L290 TraceCheckUtils]: 21: Hoare triple {2733#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 4)) 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {2737#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 4)) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:57,545 INFO L290 TraceCheckUtils]: 22: Hoare triple {2737#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 4)) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !(dll_create_~len#1 > 0); {2737#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 4)) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:54:57,545 INFO L290 TraceCheckUtils]: 23: Hoare triple {2737#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 4)) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {2744#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 4)) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} is VALID [2022-02-20 16:54:57,546 INFO L290 TraceCheckUtils]: 24: Hoare triple {2744#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 4)) 0) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_#res#1.base|) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (<= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {2748#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,547 INFO L272 TraceCheckUtils]: 25: Hoare triple {2748#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {2752#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:54:57,548 INFO L290 TraceCheckUtils]: 26: Hoare triple {2752#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {2756#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:57,548 INFO L290 TraceCheckUtils]: 27: Hoare triple {2756#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {2756#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:54:57,551 WARN L290 TraceCheckUtils]: 28: Hoare triple {2756#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {2763#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1450 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1450))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1452 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1452) |#memory_$Pointer$.base|)) (exists ((v_ArrVal_1451 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1451))) (= 0 |node_create_#res#1.offset|))} is UNKNOWN [2022-02-20 16:54:57,552 INFO L290 TraceCheckUtils]: 29: Hoare triple {2763#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1450 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1450))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1452 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1452) |#memory_$Pointer$.base|)) (exists ((v_ArrVal_1451 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1451))) (= 0 |node_create_#res#1.offset|))} assume true; {2763#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1450 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1450))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1452 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1452) |#memory_$Pointer$.base|)) (exists ((v_ArrVal_1451 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1451))) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:54:57,554 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {2763#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1450 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1450))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1452 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1452) |#memory_$Pointer$.base|)) (exists ((v_ArrVal_1451 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1451))) (= 0 |node_create_#res#1.offset|))} {2748#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} #118#return; {2770#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0) (= |ULTIMATE.start_dll_append_#t~ret7#1.offset| 0))} is VALID [2022-02-20 16:54:57,555 INFO L290 TraceCheckUtils]: 31: Hoare triple {2770#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0) (= |ULTIMATE.start_dll_append_#t~ret7#1.offset| 0))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {2774#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,556 INFO L290 TraceCheckUtils]: 32: Hoare triple {2774#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {2778#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,557 INFO L290 TraceCheckUtils]: 33: Hoare triple {2778#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2778#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,558 INFO L290 TraceCheckUtils]: 34: Hoare triple {2778#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_dll_append_~last~0#1.offset|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {2785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,559 INFO L290 TraceCheckUtils]: 35: Hoare triple {2785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,559 INFO L290 TraceCheckUtils]: 36: Hoare triple {2785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {2792#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,560 INFO L290 TraceCheckUtils]: 37: Hoare triple {2792#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {2796#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,561 INFO L290 TraceCheckUtils]: 38: Hoare triple {2796#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {2800#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} is VALID [2022-02-20 16:54:57,566 INFO L290 TraceCheckUtils]: 39: Hoare triple {2800#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 4)) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {2804#(and (exists ((|ULTIMATE.start_dll_append_~last~0#1.offset| Int)) (and (or (and (< (+ (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)))) (and (< 1 |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))) (or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:57,567 INFO L290 TraceCheckUtils]: 40: Hoare triple {2804#(and (exists ((|ULTIMATE.start_dll_append_~last~0#1.offset| Int)) (and (or (and (< (+ (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| 0) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)))) (and (< 1 |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0)))) (or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 4)) 0)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (= |ULTIMATE.start_main_~data~0#1| 1) (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 0) |ULTIMATE.start_main_~data~0#1|))} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:57,567 INFO L290 TraceCheckUtils]: 41: Hoare triple {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:57,571 INFO L290 TraceCheckUtils]: 42: Hoare triple {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:54:57,572 INFO L290 TraceCheckUtils]: 43: Hoare triple {2808#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {2818#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:54:57,572 INFO L290 TraceCheckUtils]: 44: Hoare triple {2818#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {2616#false} is VALID [2022-02-20 16:54:57,572 INFO L290 TraceCheckUtils]: 45: Hoare triple {2616#false} assume !false; {2616#false} is VALID [2022-02-20 16:54:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:54:57,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:54:57,603 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (v_ArrVal_1453 (Array Int Int))) (= (let ((.cse0 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base| v_ArrVal_1457) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1459) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) |c_ULTIMATE.start_main_~data~0#1|)) is different from false [2022-02-20 16:54:57,912 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (v_ArrVal_1453 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_16| Int)) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)))) (let ((.cse0 (select |c_#memory_$Pointer$.base| .cse2)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_16| 4))) (or (not (= (select .cse0 .cse1) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse2 v_ArrVal_1457) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1459) (select (select (store (store |c_#memory_$Pointer$.base| .cse2 (store .cse0 .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 (store (select |c_#memory_$Pointer$.offset| .cse2) .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))))))) is different from false [2022-02-20 16:54:57,998 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (v_ArrVal_1453 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_16| Int)) (let ((.cse0 (let ((.cse3 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse3)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse3) 4))))) (let ((.cse1 (select |c_#memory_$Pointer$.base| .cse0)) (.cse2 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_16| 4))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse0 v_ArrVal_1457) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1459) (select (select (store (store |c_#memory_$Pointer$.base| .cse0 (store .cse1 .cse2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) .cse2 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select .cse1 .cse2) 0)))))) is different from false [2022-02-20 16:54:58,098 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (v_ArrVal_1453 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_16| Int)) (let ((.cse0 (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse4 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| .cse3) .cse4)) (+ (select (select |c_#memory_$Pointer$.offset| .cse3) .cse4) 4))))) (let ((.cse1 (select |c_#memory_$Pointer$.base| .cse0)) (.cse2 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_16| 4))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse0 v_ArrVal_1457) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1459) (select (select (store (store |c_#memory_$Pointer$.base| .cse0 (store .cse1 .cse2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) .cse2 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select .cse1 .cse2) 0)))))) is different from false [2022-02-20 16:54:58,176 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (v_ArrVal_1453 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_16| Int)) (let ((.cse2 (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse4 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| .cse3) .cse4)) (+ (select (select |c_#memory_$Pointer$.offset| .cse3) .cse4) 4))))) (let ((.cse0 (select |c_#memory_$Pointer$.base| .cse2)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_16| 4))) (or (not (= (select .cse0 .cse1) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse2 v_ArrVal_1457) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1459) (select (select (store (store |c_#memory_$Pointer$.base| .cse2 (store .cse0 .cse1 |c_ULTIMATE.start_dll_append_#t~ret7#1.base|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 (store (select |c_#memory_$Pointer$.offset| .cse2) .cse1 |c_ULTIMATE.start_dll_append_#t~ret7#1.offset|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))))))) is different from false [2022-02-20 16:54:58,442 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1459 (Array Int Int)) (v_ArrVal_1458 (Array Int Int)) (v_ArrVal_1457 (Array Int Int)) (|v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| Int) (v_ArrVal_1475 (Array Int Int)) (v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1474 (Array Int Int)) (v_ArrVal_1473 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_16| Int)) (let ((.cse4 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1474)) (.cse3 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1473))) (let ((.cse2 (let ((.cse5 (select (select .cse3 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse6 (+ (select (select .cse4 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (select (select .cse3 (select (select .cse3 .cse5) .cse6)) (+ (select (select .cse4 .cse5) .cse6) 4))))) (let ((.cse0 (select .cse3 .cse2)) (.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_16| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24|) 0)) (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| |c_#StackHeapBarrier|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store (store |c_#memory_int| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1475) .cse2 v_ArrVal_1457) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1459) (select (select (store (store .cse3 .cse2 (store .cse0 .cse1 |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24|)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1458) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store .cse4 .cse2 (store (select .cse4 .cse2) .cse1 0)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_24| v_ArrVal_1453) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))) is different from false [2022-02-20 16:54:58,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340114994] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:54:58,444 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-20 16:54:58,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 57 [2022-02-20 16:54:58,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540555845] [2022-02-20 16:54:58,444 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-20 16:54:58,445 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 46 [2022-02-20 16:54:58,445 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:54:58,445 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:54:58,553 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 87 edges. 86 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:54:58,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-02-20 16:54:58,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:54:58,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-02-20 16:54:58,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=3244, Unknown=7, NotChecked=714, Total=4160 [2022-02-20 16:54:58,555 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. Second operand has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:55:07,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:55:07,205 INFO L93 Difference]: Finished difference Result 98 states and 116 transitions. [2022-02-20 16:55:07,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-20 16:55:07,205 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 46 [2022-02-20 16:55:07,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:55:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:55:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 109 transitions. [2022-02-20 16:55:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:55:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 109 transitions. [2022-02-20 16:55:07,209 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 46 states and 109 transitions. [2022-02-20 16:55:07,357 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 108 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:55:07,359 INFO L225 Difference]: With dead ends: 98 [2022-02-20 16:55:07,359 INFO L226 Difference]: Without dead ends: 96 [2022-02-20 16:55:07,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 100 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 2092 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=607, Invalid=8530, Unknown=7, NotChecked=1158, Total=10302 [2022-02-20 16:55:07,361 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 140 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 84 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-20 16:55:07,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 504 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1379 Invalid, 0 Unknown, 84 Unchecked, 1.9s Time] [2022-02-20 16:55:07,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-02-20 16:55:07,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 50. [2022-02-20 16:55:07,407 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:55:07,407 INFO L82 GeneralOperation]: Start isEquivalent. First operand 96 states. Second operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:55:07,407 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:55:07,407 INFO L87 Difference]: Start difference. First operand 96 states. Second operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:55:07,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:55:07,409 INFO L93 Difference]: Finished difference Result 96 states and 113 transitions. [2022-02-20 16:55:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2022-02-20 16:55:07,410 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:55:07,410 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:55:07,410 INFO L74 IsIncluded]: Start isIncluded. First operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 96 states. [2022-02-20 16:55:07,410 INFO L87 Difference]: Start difference. First operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 96 states. [2022-02-20 16:55:07,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:55:07,412 INFO L93 Difference]: Finished difference Result 96 states and 113 transitions. [2022-02-20 16:55:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2022-02-20 16:55:07,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:55:07,412 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:55:07,412 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:55:07,413 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:55:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 45 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 16:55:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 58 transitions. [2022-02-20 16:55:07,414 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 58 transitions. Word has length 46 [2022-02-20 16:55:07,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:55:07,414 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 58 transitions. [2022-02-20 16:55:07,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 48 states have internal predecessors, (75), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:55:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2022-02-20 16:55:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-20 16:55:07,415 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:55:07,415 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:55:07,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 16:55:07,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:55:07,633 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:55:07,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:55:07,634 INFO L85 PathProgramCache]: Analyzing trace with hash -2018358036, now seen corresponding path program 1 times [2022-02-20 16:55:07,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:55:07,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923286998] [2022-02-20 16:55:07,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:55:07,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:55:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:08,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 16:55:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:08,476 INFO L290 TraceCheckUtils]: 0: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:55:08,477 INFO L290 TraceCheckUtils]: 1: Hoare triple {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:55:08,477 INFO L290 TraceCheckUtils]: 2: Hoare triple {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,478 INFO L290 TraceCheckUtils]: 3: Hoare triple {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,479 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {3349#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:55:08,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 16:55:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:08,613 INFO L290 TraceCheckUtils]: 0: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:55:08,614 INFO L290 TraceCheckUtils]: 1: Hoare triple {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:55:08,615 INFO L290 TraceCheckUtils]: 2: Hoare triple {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,616 INFO L290 TraceCheckUtils]: 3: Hoare triple {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,618 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} #116#return; {3357#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} is VALID [2022-02-20 16:55:08,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 16:55:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:08,868 INFO L290 TraceCheckUtils]: 0: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:55:08,868 INFO L290 TraceCheckUtils]: 1: Hoare triple {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:55:08,870 INFO L290 TraceCheckUtils]: 2: Hoare triple {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:55:08,872 INFO L290 TraceCheckUtils]: 3: Hoare triple {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:55:08,875 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {3362#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0))} #118#return; {3368#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:55:08,875 INFO L290 TraceCheckUtils]: 0: Hoare triple {3341#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {3341#true} is VALID [2022-02-20 16:55:08,876 INFO L290 TraceCheckUtils]: 1: Hoare triple {3341#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:55:08,876 INFO L290 TraceCheckUtils]: 2: Hoare triple {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:55:08,877 INFO L272 TraceCheckUtils]: 3: Hoare triple {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:55:08,877 INFO L290 TraceCheckUtils]: 4: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:55:08,878 INFO L290 TraceCheckUtils]: 5: Hoare triple {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} is VALID [2022-02-20 16:55:08,878 INFO L290 TraceCheckUtils]: 6: Hoare triple {3378#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (<= |node_create_~temp~0#1.offset| 0) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (<= 0 |node_create_~temp~0#1.offset|))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,879 INFO L290 TraceCheckUtils]: 7: Hoare triple {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,880 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {3379#(and (<= 0 |node_create_#res#1.offset|) (<= |node_create_#res#1.offset| 0) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |node_create_#res#1.base|) 1))} {3343#(and (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {3349#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:55:08,881 INFO L290 TraceCheckUtils]: 9: Hoare triple {3349#(and (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {3350#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:55:08,881 INFO L290 TraceCheckUtils]: 10: Hoare triple {3350#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {3350#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} is VALID [2022-02-20 16:55:08,881 INFO L290 TraceCheckUtils]: 11: Hoare triple {3350#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:55:08,882 INFO L290 TraceCheckUtils]: 12: Hoare triple {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} assume !!(dll_create_~len#1 > 0); {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} is VALID [2022-02-20 16:55:08,883 INFO L272 TraceCheckUtils]: 13: Hoare triple {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:55:08,883 INFO L290 TraceCheckUtils]: 14: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:55:08,884 INFO L290 TraceCheckUtils]: 15: Hoare triple {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} is VALID [2022-02-20 16:55:08,885 INFO L290 TraceCheckUtils]: 16: Hoare triple {3380#(and (= 1 (select |#valid| |node_create_~temp~0#1.base|)) (= |#memory_int| |old(#memory_int)|) (= |node_create_~temp~0#1.offset| 0) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (= |#valid| (store |old(#valid)| |node_create_~temp~0#1.base| (select |#valid| |node_create_~temp~0#1.base|))))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,886 INFO L290 TraceCheckUtils]: 17: Hoare triple {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} assume true; {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} is VALID [2022-02-20 16:55:08,888 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {3381#(and (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (= 0 |node_create_#res#1.offset|) (= (select |#valid| |node_create_#res#1.base|) 1))} {3351#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0))} #116#return; {3357#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} is VALID [2022-02-20 16:55:08,908 INFO L290 TraceCheckUtils]: 19: Hoare triple {3357#(and (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) |ULTIMATE.start_dll_create_~head~0#1.offset|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {3358#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 8) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)))) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:55:08,909 INFO L290 TraceCheckUtils]: 20: Hoare triple {3358#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 8) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)))) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {3359#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:55:08,910 INFO L290 TraceCheckUtils]: 21: Hoare triple {3359#(and (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {3360#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:55:08,911 INFO L290 TraceCheckUtils]: 22: Hoare triple {3360#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !(dll_create_~len#1 > 0); {3360#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:55:08,911 INFO L290 TraceCheckUtils]: 23: Hoare triple {3360#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {3361#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4))) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} is VALID [2022-02-20 16:55:08,912 INFO L290 TraceCheckUtils]: 24: Hoare triple {3361#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4) |ULTIMATE.start_main_~#s~0#1.base|)) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4))) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_#res#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) 4)) 1))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {3362#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0))} is VALID [2022-02-20 16:55:08,913 INFO L272 TraceCheckUtils]: 25: Hoare triple {3362#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:55:08,914 INFO L290 TraceCheckUtils]: 26: Hoare triple {3377#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:55:08,915 INFO L290 TraceCheckUtils]: 27: Hoare triple {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} is VALID [2022-02-20 16:55:08,917 INFO L290 TraceCheckUtils]: 28: Hoare triple {3382#(and (= |#memory_int| |old(#memory_int)|) (<= (+ |node_create_~temp~0#1.base| 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |node_create_~temp~0#1.offset| (select |old(#valid)| |node_create_~temp~0#1.base|)) (not (= |node_create_~temp~0#1.offset| 1)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:55:08,918 INFO L290 TraceCheckUtils]: 29: Hoare triple {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} assume true; {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} is VALID [2022-02-20 16:55:08,921 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {3383#(and (or (<= (+ (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) 1) |#StackHeapBarrier|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |node_create_#res#1.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (<= (+ |node_create_#res#1.base| 1) |#StackHeapBarrier|) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 1)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select |old(#valid)| |node_create_#res#1.base|) 1)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= (+ (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) 1) |#StackHeapBarrier|)) (or (not (= (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))} {3362#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) 0))} #118#return; {3368#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} is VALID [2022-02-20 16:55:08,922 INFO L290 TraceCheckUtils]: 31: Hoare triple {3368#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_#t~ret7#1.base|)))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {3369#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)))} is VALID [2022-02-20 16:55:08,923 INFO L290 TraceCheckUtils]: 32: Hoare triple {3369#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4))) (not (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_main_~#s~0#1.offset| |ULTIMATE.start_dll_append_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |ULTIMATE.start_dll_append_~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~head#1.base|) |ULTIMATE.start_dll_append_~head#1.offset|)) 4) |ULTIMATE.start_dll_append_~new_last~0#1.base|)))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {3370#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:55:08,924 INFO L290 TraceCheckUtils]: 33: Hoare triple {3370#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {3371#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|))} is VALID [2022-02-20 16:55:08,925 INFO L290 TraceCheckUtils]: 34: Hoare triple {3371#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |ULTIMATE.start_dll_append_#t~mem11#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |ULTIMATE.start_dll_append_~last~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) 4)) |ULTIMATE.start_main_~data~0#1|))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:55:08,926 INFO L290 TraceCheckUtils]: 35: Hoare triple {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:55:08,926 INFO L290 TraceCheckUtils]: 36: Hoare triple {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} is VALID [2022-02-20 16:55:08,928 INFO L290 TraceCheckUtils]: 37: Hoare triple {3372#(and (not (= (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_~#s~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) |ULTIMATE.start_dll_append_~last~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (= (select (select |#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~last~0#1.base| |ULTIMATE.start_main_~#s~0#1.base|)) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {3373#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0))} is VALID [2022-02-20 16:55:08,928 INFO L290 TraceCheckUtils]: 38: Hoare triple {3373#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0))} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} is VALID [2022-02-20 16:55:08,929 INFO L290 TraceCheckUtils]: 39: Hoare triple {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} is VALID [2022-02-20 16:55:08,929 INFO L290 TraceCheckUtils]: 40: Hoare triple {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} is VALID [2022-02-20 16:55:08,930 INFO L290 TraceCheckUtils]: 41: Hoare triple {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} is VALID [2022-02-20 16:55:08,930 INFO L290 TraceCheckUtils]: 42: Hoare triple {3374#(and (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4))) |ULTIMATE.start_main_~data~0#1|) (= (+ |ULTIMATE.start_main_~ptr~0#1.offset| 4) 4))} assume !(main_~data~0#1 != main_#t~mem15#1);havoc main_#t~mem15#1;call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;main_#t~post17#1 := main_~count~0#1;main_~count~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; {3375#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:55:08,930 INFO L290 TraceCheckUtils]: 43: Hoare triple {3375#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3375#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} is VALID [2022-02-20 16:55:08,931 INFO L290 TraceCheckUtils]: 44: Hoare triple {3375#(= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) |ULTIMATE.start_main_~ptr~0#1.offset|))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {3376#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} is VALID [2022-02-20 16:55:08,931 INFO L290 TraceCheckUtils]: 45: Hoare triple {3376#(= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|)} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {3342#false} is VALID [2022-02-20 16:55:08,931 INFO L290 TraceCheckUtils]: 46: Hoare triple {3342#false} assume !false; {3342#false} is VALID [2022-02-20 16:55:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 16:55:08,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:55:08,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923286998] [2022-02-20 16:55:08,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923286998] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:55:08,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687367311] [2022-02-20 16:55:08,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:55:08,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:55:08,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:55:08,934 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:55:08,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-20 16:55:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:09,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 166 conjunts are in the unsatisfiable core [2022-02-20 16:55:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:55:09,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:55:09,166 INFO L390 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 [2022-02-20 16:55:09,255 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-02-20 16:55:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:09,443 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-02-20 16:55:09,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-02-20 16:55:09,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-02-20 16:55:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:09,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:55:09,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:09,870 INFO L390 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:55:09,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:55:09,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:55:09,940 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:55:10,232 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-20 16:55:10,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2022-02-20 16:55:10,258 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-20 16:55:10,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2022-02-20 16:55:10,281 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-20 16:55:10,282 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2022-02-20 16:55:10,297 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-02-20 16:55:10,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:10,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:10,326 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:55:10,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 29 [2022-02-20 16:55:10,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2022-02-20 16:55:10,484 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:55:10,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:55:10,508 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2022-02-20 16:55:10,528 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:55:10,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:10,776 INFO L356 Elim1Store]: treesize reduction 61, result has 12.9 percent of original size [2022-02-20 16:55:10,776 INFO L390 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 106 [2022-02-20 16:55:10,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:10,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2022-02-20 16:55:10,851 INFO L356 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2022-02-20 16:55:10,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 47 [2022-02-20 16:55:11,594 INFO L356 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2022-02-20 16:55:11,594 INFO L390 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 181 treesize of output 65 [2022-02-20 16:55:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:11,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 12 [2022-02-20 16:55:11,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:11,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-02-20 16:55:11,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2022-02-20 16:55:12,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,142 INFO L356 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2022-02-20 16:55:12,143 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 191 treesize of output 159 [2022-02-20 16:55:12,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,166 INFO L356 Elim1Store]: treesize reduction 35, result has 12.5 percent of original size [2022-02-20 16:55:12,166 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 165 treesize of output 162 [2022-02-20 16:55:12,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2022-02-20 16:55:12,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:12,206 INFO L356 Elim1Store]: treesize reduction 8, result has 77.1 percent of original size [2022-02-20 16:55:12,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 39 [2022-02-20 16:55:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:13,335 INFO L356 Elim1Store]: treesize reduction 116, result has 22.7 percent of original size [2022-02-20 16:55:13,335 INFO L390 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 174 treesize of output 168 [2022-02-20 16:55:13,503 INFO L356 Elim1Store]: treesize reduction 47, result has 48.9 percent of original size [2022-02-20 16:55:13,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 64 [2022-02-20 16:55:13,634 INFO L356 Elim1Store]: treesize reduction 190, result has 15.9 percent of original size [2022-02-20 16:55:13,634 INFO L390 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 7 new quantified variables, introduced 9 case distinctions, treesize of input 254 treesize of output 138 [2022-02-20 16:55:13,703 INFO L356 Elim1Store]: treesize reduction 100, result has 20.0 percent of original size [2022-02-20 16:55:13,703 INFO L390 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 7 new quantified variables, introduced 10 case distinctions, treesize of input 310 treesize of output 260 [2022-02-20 16:55:13,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:13,755 INFO L356 Elim1Store]: treesize reduction 43, result has 10.4 percent of original size [2022-02-20 16:55:13,755 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 240 treesize of output 231 [2022-02-20 16:55:13,798 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 58 [2022-02-20 16:55:13,951 INFO L390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2022-02-20 16:55:16,795 INFO L356 Elim1Store]: treesize reduction 138, result has 2.1 percent of original size [2022-02-20 16:55:16,795 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 418 treesize of output 127 [2022-02-20 16:55:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:16,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:55:16,892 INFO L356 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-02-20 16:55:16,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 73 [2022-02-20 16:55:17,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 28 treesize of output 20 [2022-02-20 16:55:17,307 INFO L290 TraceCheckUtils]: 0: Hoare triple {3341#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2); {3341#true} is VALID [2022-02-20 16:55:17,308 INFO L290 TraceCheckUtils]: 1: Hoare triple {3341#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~post17#1, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_~len~0#1, main_~data~0#1, main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1, main_~ptr~0#1.base, main_~ptr~0#1.offset, main_~count~0#1;main_~len~0#1 := 2;main_~data~0#1 := 1;call main_~#s~0#1.base, main_~#s~0#1.offset := #Ultimate.allocOnStack(4);assume { :begin_inline_dll_create } true;dll_create_#in~len#1, dll_create_#in~data#1 := main_~len~0#1, main_~data~0#1;havoc dll_create_#res#1.base, dll_create_#res#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset, dll_create_#t~post5#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~len#1, dll_create_~data#1, dll_create_~head~0#1.base, dll_create_~head~0#1.offset;dll_create_~len#1 := dll_create_#in~len#1;dll_create_~data#1 := dll_create_#in~data#1;dll_create_~head~0#1.base, dll_create_~head~0#1.offset := 0, 0; {3390#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:55:17,309 INFO L290 TraceCheckUtils]: 2: Hoare triple {3390#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} assume !!(dll_create_~len#1 > 0); {3390#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:55:17,317 INFO L272 TraceCheckUtils]: 3: Hoare triple {3390#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {3397#(= |old(#valid)| |#valid|)} is VALID [2022-02-20 16:55:17,317 INFO L290 TraceCheckUtils]: 4: Hoare triple {3397#(= |old(#valid)| |#valid|)} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3401#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:55:17,318 INFO L290 TraceCheckUtils]: 5: Hoare triple {3401#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3401#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)))} is VALID [2022-02-20 16:55:17,318 INFO L290 TraceCheckUtils]: 6: Hoare triple {3401#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |node_create_~temp~0#1.offset| 0) (not (= |node_create_~temp~0#1.base| 0)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3408#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:55:17,319 INFO L290 TraceCheckUtils]: 7: Hoare triple {3408#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} assume true; {3408#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} is VALID [2022-02-20 16:55:17,320 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {3408#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (not (= |node_create_#res#1.base| 0)) (= 0 |node_create_#res#1.offset|))} {3390#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} #116#return; {3415#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} is VALID [2022-02-20 16:55:17,321 INFO L290 TraceCheckUtils]: 9: Hoare triple {3415#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |ULTIMATE.start_dll_create_~head~0#1.base| 0) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_create_~data#1|))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {3419#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:55:17,322 INFO L290 TraceCheckUtils]: 10: Hoare triple {3419#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} assume !(dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0); {3419#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} is VALID [2022-02-20 16:55:17,322 INFO L290 TraceCheckUtils]: 11: Hoare triple {3419#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~new_head~0#1.base|) |ULTIMATE.start_dll_create_~new_head~0#1.offset|)) (= |ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {3426#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:55:17,323 INFO L290 TraceCheckUtils]: 12: Hoare triple {3426#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} assume !!(dll_create_~len#1 > 0); {3426#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:55:17,324 INFO L272 TraceCheckUtils]: 13: Hoare triple {3426#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} call dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset := node_create(dll_create_~data#1); {3433#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:55:17,324 INFO L290 TraceCheckUtils]: 14: Hoare triple {3433#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3437#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:55:17,324 INFO L290 TraceCheckUtils]: 15: Hoare triple {3437#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3437#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:55:17,328 WARN L290 TraceCheckUtils]: 16: Hoare triple {3437#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= (store |old(#valid)| |node_create_~temp~0#1.base| 1) |#valid|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |node_create_~temp~0#1.base| 0)) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3444#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1725 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1725))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (exists ((v_ArrVal_1726 (Array Int Int))) (= (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1726) |#memory_int|)) (not (= |node_create_#res#1.base| 0)) (exists ((v_ArrVal_1723 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1723))))} is UNKNOWN [2022-02-20 16:55:17,329 INFO L290 TraceCheckUtils]: 17: Hoare triple {3444#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1725 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1725))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (exists ((v_ArrVal_1726 (Array Int Int))) (= (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1726) |#memory_int|)) (not (= |node_create_#res#1.base| 0)) (exists ((v_ArrVal_1723 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1723))))} assume true; {3444#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1725 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1725))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (exists ((v_ArrVal_1726 (Array Int Int))) (= (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1726) |#memory_int|)) (not (= |node_create_#res#1.base| 0)) (exists ((v_ArrVal_1723 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1723))))} is VALID [2022-02-20 16:55:17,331 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {3444#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1725 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1725))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (= (store |old(#valid)| |node_create_#res#1.base| 1) |#valid|) (exists ((v_ArrVal_1726 (Array Int Int))) (= (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1726) |#memory_int|)) (not (= |node_create_#res#1.base| 0)) (exists ((v_ArrVal_1723 (Array Int Int))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1723))))} {3426#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} #116#return; {3451#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} is VALID [2022-02-20 16:55:17,332 INFO L290 TraceCheckUtils]: 19: Hoare triple {3451#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_#t~ret4#1.base|)) (not (= |ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< |ULTIMATE.start_dll_create_#t~ret4#1.base| |#StackHeapBarrier|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select |#valid| |ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0))} dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset := dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;havoc dll_create_#t~ret4#1.base, dll_create_#t~ret4#1.offset;call write~int(dll_create_~data#1, dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, 4);call write~$Pointer$(dll_create_~head~0#1.base, dll_create_~head~0#1.offset, dll_create_~new_head~0#1.base, 4 + dll_create_~new_head~0#1.offset, 4); {3455#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~head~0#1.offset|))} is VALID [2022-02-20 16:55:17,333 INFO L290 TraceCheckUtils]: 20: Hoare triple {3455#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| |ULTIMATE.start_dll_create_~head~0#1.base|) 0)) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= |ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~head~0#1.offset|))} assume dll_create_~head~0#1.base != 0 || dll_create_~head~0#1.offset != 0;call write~$Pointer$(dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset, dll_create_~head~0#1.base, 8 + dll_create_~head~0#1.offset, 4); {3459#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} is VALID [2022-02-20 16:55:17,334 INFO L290 TraceCheckUtils]: 21: Hoare triple {3459#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (< |ULTIMATE.start_dll_create_~new_head~0#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |ULTIMATE.start_dll_create_~new_head~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4)) 0)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 4) 0) (= |ULTIMATE.start_main_~data~0#1| 1) (not (= |ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~new_head~0#1.base|) (+ |ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) 1))} dll_create_~head~0#1.base, dll_create_~head~0#1.offset := dll_create_~new_head~0#1.base, dll_create_~new_head~0#1.offset;dll_create_#t~post5#1 := dll_create_~len#1;dll_create_~len#1 := dll_create_#t~post5#1 - 1;havoc dll_create_#t~post5#1; {3463#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 0)) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) |#StackHeapBarrier|))} is VALID [2022-02-20 16:55:17,335 INFO L290 TraceCheckUtils]: 22: Hoare triple {3463#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 0)) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) |#StackHeapBarrier|))} assume !(dll_create_~len#1 > 0); {3463#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 0)) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) |#StackHeapBarrier|))} is VALID [2022-02-20 16:55:17,336 INFO L290 TraceCheckUtils]: 23: Hoare triple {3463#(and (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 0)) (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0)) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| 0)) (= (select |#valid| |ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= |ULTIMATE.start_dll_create_~head~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 1) (< |ULTIMATE.start_dll_create_~head~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4))) 4) 0) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_~head~0#1.base|) (+ |ULTIMATE.start_dll_create_~head~0#1.offset| 4)) |#StackHeapBarrier|))} dll_create_#res#1.base, dll_create_#res#1.offset := dll_create_~head~0#1.base, dll_create_~head~0#1.offset; {3470#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 4) 0) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 0)) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 4) 0))} is VALID [2022-02-20 16:55:17,337 INFO L290 TraceCheckUtils]: 24: Hoare triple {3470#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0) (not (= |ULTIMATE.start_dll_create_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 4) 0) (= (select |#valid| |ULTIMATE.start_dll_create_#res#1.base|) 1) (not (= |ULTIMATE.start_dll_create_#res#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 1) (= |ULTIMATE.start_main_~data~0#1| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 0)) (= |ULTIMATE.start_main_~data~0#1| 1) (< |ULTIMATE.start_dll_create_#res#1.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4)) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_create_#res#1.base|) (+ |ULTIMATE.start_dll_create_#res#1.offset| 4))) 4) 0))} main_#t~ret12#1.base, main_#t~ret12#1.offset := dll_create_#res#1.base, dll_create_#res#1.offset;assume { :end_inline_dll_create } true;call write~init~$Pointer$(main_#t~ret12#1.base, main_#t~ret12#1.offset, main_~#s~0#1.base, main_~#s~0#1.offset, 4);havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;main_~uneq~0#1 := 5;assume { :begin_inline_dll_append } true;dll_append_#in~head#1.base, dll_append_#in~head#1.offset, dll_append_#in~data#1 := main_~#s~0#1.base, main_~#s~0#1.offset, main_~uneq~0#1;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset, dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset, dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset, dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset, dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset, dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~head#1.base, dll_append_~head#1.offset, dll_append_~data#1, dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset;dll_append_~head#1.base, dll_append_~head#1.offset := dll_append_#in~head#1.base, dll_append_#in~head#1.offset;dll_append_~data#1 := dll_append_#in~data#1; {3474#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,338 INFO L272 TraceCheckUtils]: 25: Hoare triple {3474#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} call dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset := node_create(dll_append_~data#1); {3433#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-02-20 16:55:17,338 INFO L290 TraceCheckUtils]: 26: Hoare triple {3433#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} ~data#1 := #in~data#1;call #t~malloc3#1.base, #t~malloc3#1.offset := #Ultimate.allocOnHeap(12);~temp~0#1.base, ~temp~0#1.offset := #t~malloc3#1.base, #t~malloc3#1.offset;havoc #t~malloc3#1.base, #t~malloc3#1.offset; {3481#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:55:17,339 INFO L290 TraceCheckUtils]: 27: Hoare triple {3481#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} assume !(0 == ~temp~0#1.base && 0 == ~temp~0#1.offset); {3481#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} is VALID [2022-02-20 16:55:17,343 WARN L290 TraceCheckUtils]: 28: Hoare triple {3481#(and (< |node_create_~temp~0#1.base| |#StackHeapBarrier|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 (select |old(#valid)| |node_create_~temp~0#1.base|)))} call write~$Pointer$(0, 0, ~temp~0#1.base, 4 + ~temp~0#1.offset, 4);call write~$Pointer$(0, 0, ~temp~0#1.base, 8 + ~temp~0#1.offset, 4);call write~int(~data#1, ~temp~0#1.base, ~temp~0#1.offset, 4);#res#1.base, #res#1.offset := ~temp~0#1.base, ~temp~0#1.offset; {3488#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1744 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1744))) (exists ((v_ArrVal_1740 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1740))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1741 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1741) |#memory_$Pointer$.base|)))} is UNKNOWN [2022-02-20 16:55:17,344 INFO L290 TraceCheckUtils]: 29: Hoare triple {3488#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1744 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1744))) (exists ((v_ArrVal_1740 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1740))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1741 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1741) |#memory_$Pointer$.base|)))} assume true; {3488#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1744 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1744))) (exists ((v_ArrVal_1740 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1740))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1741 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1741) |#memory_$Pointer$.base|)))} is VALID [2022-02-20 16:55:17,346 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {3488#(and (< |node_create_#res#1.base| |#StackHeapBarrier|) (exists ((v_ArrVal_1744 (Array Int Int))) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |node_create_#res#1.base| v_ArrVal_1744))) (exists ((v_ArrVal_1740 (Array Int Int))) (= |#memory_int| (store |old(#memory_int)| |node_create_#res#1.base| v_ArrVal_1740))) (= (select |old(#valid)| |node_create_#res#1.base|) 0) (exists ((v_ArrVal_1741 (Array Int Int))) (= (store |old(#memory_$Pointer$.base)| |node_create_#res#1.base| v_ArrVal_1741) |#memory_$Pointer$.base|)))} {3474#(and (< |#StackHeapBarrier| |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_~#s~0#1.base|) 1) (< (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |#StackHeapBarrier|) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} #118#return; {3495#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,347 INFO L290 TraceCheckUtils]: 31: Hoare triple {3495#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_#t~ret7#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ |ULTIMATE.start_dll_append_#t~ret7#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_#t~ret7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset := dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;havoc dll_append_#t~ret7#1.base, dll_append_#t~ret7#1.offset;call dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4); {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,348 INFO L290 TraceCheckUtils]: 32: Hoare triple {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} assume !(0 == dll_append_#t~mem8#1.base && 0 == dll_append_#t~mem8#1.offset);havoc dll_append_#t~mem8#1.base, dll_append_#t~mem8#1.offset;call dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset := read~$Pointer$(dll_append_~head#1.base, dll_append_~head#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset;havoc dll_append_#t~mem9#1.base, dll_append_#t~mem9#1.offset; {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,349 INFO L290 TraceCheckUtils]: 33: Hoare triple {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,350 INFO L290 TraceCheckUtils]: 34: Hoare triple {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} assume !!(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset;call dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);dll_append_~last~0#1.base, dll_append_~last~0#1.offset := dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset;havoc dll_append_#t~mem10#1.base, dll_append_#t~mem10#1.offset; {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,351 INFO L290 TraceCheckUtils]: 35: Hoare triple {3499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} call dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset := read~$Pointer$(dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4); {3512#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,351 INFO L290 TraceCheckUtils]: 36: Hoare triple {3512#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |ULTIMATE.start_dll_append_#t~mem11#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} assume !(dll_append_#t~mem11#1.base != 0 || dll_append_#t~mem11#1.offset != 0);havoc dll_append_#t~mem11#1.base, dll_append_#t~mem11#1.offset; {3516#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} is VALID [2022-02-20 16:55:17,356 INFO L290 TraceCheckUtils]: 37: Hoare triple {3516#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|) (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_dll_append_~new_last~0#1.base|)) (< (+ |ULTIMATE.start_dll_append_~new_last~0#1.base| 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= |ULTIMATE.start_dll_append_~new_last~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0))} call write~$Pointer$(dll_append_~new_last~0#1.base, dll_append_~new_last~0#1.offset, dll_append_~last~0#1.base, 4 + dll_append_~last~0#1.offset, 4);call write~$Pointer$(dll_append_~last~0#1.base, dll_append_~last~0#1.offset, dll_append_~new_last~0#1.base, 8 + dll_append_~new_last~0#1.offset, 4); {3520#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))} is VALID [2022-02-20 16:55:17,359 INFO L290 TraceCheckUtils]: 38: Hoare triple {3520#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (= |ULTIMATE.start_main_~data~0#1| 1) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))} assume { :end_inline_dll_append } true;call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$(main_~#s~0#1.base, main_~#s~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem13#1.base, main_#t~mem13#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;main_~count~0#1 := 0;call main_#t~mem14#1.base, main_#t~mem14#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:55:17,361 INFO L290 TraceCheckUtils]: 39: Hoare triple {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} assume main_#t~mem14#1.base != 0 || main_#t~mem14#1.offset != 0;havoc main_#t~mem14#1.base, main_#t~mem14#1.offset; {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:55:17,364 INFO L290 TraceCheckUtils]: 40: Hoare triple {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:55:17,366 INFO L290 TraceCheckUtils]: 41: Hoare triple {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:55:17,369 INFO L290 TraceCheckUtils]: 42: Hoare triple {3524#(and (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0))) (= |ULTIMATE.start_main_~data~0#1| 1))} assume !(main_~data~0#1 != main_#t~mem15#1);havoc main_#t~mem15#1;call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4);main_~ptr~0#1.base, main_~ptr~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;main_#t~post17#1 := main_~count~0#1;main_~count~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; {3537#(and (= |ULTIMATE.start_main_~data~0#1| 1) (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))))} is VALID [2022-02-20 16:55:17,371 INFO L290 TraceCheckUtils]: 43: Hoare triple {3537#(and (= |ULTIMATE.start_main_~data~0#1| 1) (exists ((|ULTIMATE.start_main_~#s~0#1.offset| Int) (|ULTIMATE.start_main_~#s~0#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) 1) |ULTIMATE.start_main_~#s~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 0)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 0) |ULTIMATE.start_main_~data~0#1|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0)) (< (+ (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) |ULTIMATE.start_main_~ptr~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|))) (< (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 1) |ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4)) 0) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 4))))))} call main_#t~mem18#1.base, main_#t~mem18#1.offset := read~$Pointer$(main_~ptr~0#1.base, 4 + main_~ptr~0#1.offset, 4); {3541#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (or (and (= |ULTIMATE.start_main_#t~mem18#1.offset| 0) (= |ULTIMATE.start_main_#t~mem18#1.base| 0)) (and (not (= |ULTIMATE.start_main_#t~mem18#1.base| |ULTIMATE.start_main_~ptr~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))))} is VALID [2022-02-20 16:55:17,371 INFO L290 TraceCheckUtils]: 44: Hoare triple {3541#(and (not (= |ULTIMATE.start_main_~ptr~0#1.base| 0)) (= |ULTIMATE.start_main_~ptr~0#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1| 1) (or (and (= |ULTIMATE.start_main_#t~mem18#1.offset| 0) (= |ULTIMATE.start_main_#t~mem18#1.base| 0)) (and (not (= |ULTIMATE.start_main_#t~mem18#1.base| |ULTIMATE.start_main_~ptr~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) 0) |ULTIMATE.start_main_~data~0#1|))))} assume !!(main_#t~mem18#1.base != 0 || main_#t~mem18#1.offset != 0);havoc main_#t~mem18#1.base, main_#t~mem18#1.offset;call main_#t~mem15#1 := read~int(main_~ptr~0#1.base, main_~ptr~0#1.offset, 4); {3545#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} is VALID [2022-02-20 16:55:17,372 INFO L290 TraceCheckUtils]: 45: Hoare triple {3545#(and (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_main_#t~mem15#1|) (= |ULTIMATE.start_main_~data~0#1| 1))} assume main_~data~0#1 != main_#t~mem15#1;havoc main_#t~mem15#1; {3342#false} is VALID [2022-02-20 16:55:17,372 INFO L290 TraceCheckUtils]: 46: Hoare triple {3342#false} assume !false; {3342#false} is VALID [2022-02-20 16:55:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:55:17,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:55:17,816 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1747 (Array Int Int)) (v_ArrVal_1752 (Array Int Int)) (v_ArrVal_1755 Int) (v_ArrVal_1746 Int) (v_ArrVal_1748 (Array Int Int))) (let ((.cse5 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse0 (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse5 v_ArrVal_1746)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1752)) (.cse3 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse5 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1747))) (let ((.cse6 (select (select .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse7 (+ (select (select .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (let ((.cse1 (select (select .cse3 .cse6) .cse7)) (.cse4 (select (select .cse0 .cse6) .cse7))) (or (let ((.cse2 (+ .cse4 4))) (and (= (select (select .cse0 .cse1) .cse2) 0) (= (select (select .cse3 .cse1) .cse2) 0))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse5 v_ArrVal_1755)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1748) .cse1) .cse4)))))))) is different from false [2022-02-20 16:55:21,059 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1747 (Array Int Int)) (|ULTIMATE.start_dll_append_~last~0#1.offset| Int) (v_ArrVal_1752 (Array Int Int)) (|ULTIMATE.start_dll_append_~last~0#1.base| Int) (v_ArrVal_1755 Int) (v_ArrVal_1746 Int) (v_ArrVal_1748 (Array Int Int))) (let ((.cse0 (select |c_#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base|)) (.cse1 (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse6 (store (store |c_#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_dll_append_~last~0#1.base|) .cse1 v_ArrVal_1746)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1752)) (.cse4 (store (store |c_#memory_$Pointer$.base| |ULTIMATE.start_dll_append_~last~0#1.base| (store .cse0 .cse1 |c_ULTIMATE.start_dll_append_#t~ret7#1.base|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1747))) (let ((.cse7 (select (select .cse4 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse8 (+ 4 (select (select .cse6 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (let ((.cse2 (select (select .cse4 .cse7) .cse8)) (.cse3 (select (select .cse6 .cse7) .cse8))) (or (not (= (select .cse0 .cse1) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_dll_append_~last~0#1.base|) .cse1 v_ArrVal_1755)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1748) .cse2) .cse3)) (let ((.cse5 (+ 4 .cse3))) (and (= (select (select .cse4 .cse2) .cse5) 0) (= (select (select .cse6 .cse2) .cse5) 0))))))))) is different from false [2022-02-20 16:55:22,335 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1747 (Array Int Int)) (|v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| Int) (v_ArrVal_1766 (Array Int Int)) (v_ArrVal_1765 (Array Int Int)) (v_ArrVal_1764 (Array Int Int)) (|ULTIMATE.start_dll_append_~last~0#1.offset| Int) (v_ArrVal_1752 (Array Int Int)) (|ULTIMATE.start_dll_append_~last~0#1.base| Int) (v_ArrVal_1755 Int) (v_ArrVal_1746 Int) (v_ArrVal_1748 (Array Int Int))) (let ((.cse10 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1764))) (let ((.cse5 (select .cse10 |ULTIMATE.start_dll_append_~last~0#1.base|)) (.cse6 (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse0 (store (let ((.cse11 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1766))) (store .cse11 |ULTIMATE.start_dll_append_~last~0#1.base| (store (select .cse11 |ULTIMATE.start_dll_append_~last~0#1.base|) .cse6 v_ArrVal_1746))) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1752)) (.cse3 (store (store .cse10 |ULTIMATE.start_dll_append_~last~0#1.base| (store .cse5 .cse6 |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28|)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1747))) (let ((.cse8 (select (select .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse9 (+ (select (select .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (let ((.cse1 (select (select .cse3 .cse8) .cse9)) (.cse4 (select (select .cse0 .cse8) .cse9))) (or (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| |c_#StackHeapBarrier|)) (let ((.cse2 (+ .cse4 4))) (and (= (select (select .cse0 .cse1) .cse2) 0) (= (select (select .cse3 .cse1) .cse2) 0))) (not (= (select .cse5 .cse6) 0)) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28|) 0)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (let ((.cse7 (store |c_#memory_int| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1765))) (store .cse7 |ULTIMATE.start_dll_append_~last~0#1.base| (store (select .cse7 |ULTIMATE.start_dll_append_~last~0#1.base|) .cse6 v_ArrVal_1755))) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_28| v_ArrVal_1748) .cse1) .cse4))))))))) is different from false [2022-02-20 16:55:22,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687367311] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:55:22,337 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-20 16:55:22,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29] total 55 [2022-02-20 16:55:22,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418282] [2022-02-20 16:55:22,338 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-20 16:55:22,338 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 53 states have (on average 1.509433962264151) internal successors, (80), 46 states have internal predecessors, (80), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 47 [2022-02-20 16:55:22,339 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:55:22,339 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 55 states, 53 states have (on average 1.509433962264151) internal successors, (80), 46 states have internal predecessors, (80), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-02-20 16:55:22,455 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 90 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-02-20 16:55:22,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-02-20 16:55:22,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:55:22,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-02-20 16:55:22,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=3482, Unknown=3, NotChecked=360, Total=4032 [2022-02-20 16:55:22,458 INFO L87 Difference]: Start difference. First operand 50 states and 58 transitions. Second operand has 55 states, 53 states have (on average 1.509433962264151) internal successors, (80), 46 states have internal predecessors, (80), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)