./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d6c543285e4316d7bccce7ec33cf3dc3eeb4c474821e85404caf1203b5dfc7e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:46:23,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:46:23,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:46:23,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:46:23,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:46:23,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:46:23,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:46:23,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:46:23,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:46:23,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:46:23,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:46:23,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:46:23,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:46:23,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:46:23,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:46:23,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:46:23,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:46:23,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:46:23,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:46:23,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:46:23,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:46:23,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:46:23,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:46:23,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:46:23,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:46:23,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:46:23,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:46:23,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:46:23,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:46:23,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:46:23,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:46:23,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:46:23,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:46:23,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:46:23,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:46:23,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:46:23,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:46:23,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:46:23,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:46:23,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:46:23,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:46:23,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-02-20 23:46:23,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:46:23,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:46:23,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:46:23,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:46:23,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:46:23,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:46:23,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:46:23,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:46:23,104 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:46:23,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:46:23,105 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:46:23,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:46:23,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:46:23,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:46:23,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:46:23,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:46:23,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:46:23,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:46:23,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:46:23,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:46:23,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:46:23,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:46:23,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 23:46:23,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 23:46:23,108 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6c543285e4316d7bccce7ec33cf3dc3eeb4c474821e85404caf1203b5dfc7e [2022-02-20 23:46:23,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:46:23,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:46:23,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:46:23,309 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:46:23,310 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:46:23,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i [2022-02-20 23:46:23,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47bde5e6d/6542773913d54eda9798affa50a2350a/FLAG7612d4310 [2022-02-20 23:46:23,746 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:46:23,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i [2022-02-20 23:46:23,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47bde5e6d/6542773913d54eda9798affa50a2350a/FLAG7612d4310 [2022-02-20 23:46:24,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47bde5e6d/6542773913d54eda9798affa50a2350a [2022-02-20 23:46:24,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:46:24,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:46:24,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:46:24,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:46:24,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:46:24,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a27d32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24, skipping insertion in model container [2022-02-20 23:46:24,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:46:24,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:46:24,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:46:24,476 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 23:46:24,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:46:24,546 INFO L208 MainTranslator]: Completed translation [2022-02-20 23:46:24,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24 WrapperNode [2022-02-20 23:46:24,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:46:24,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 23:46:24,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 23:46:24,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 23:46:24,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,607 INFO L137 Inliner]: procedures = 127, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2022-02-20 23:46:24,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 23:46:24,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 23:46:24,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 23:46:24,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 23:46:24,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 23:46:24,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 23:46:24,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 23:46:24,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 23:46:24,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (1/1) ... [2022-02-20 23:46:24,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:46:24,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:46:24,679 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 23:46:24,683 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 23:46:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 23:46:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 23:46:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 23:46:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 23:46:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 23:46:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 23:46:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 23:46:24,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 23:46:24,773 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 23:46:24,774 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 23:46:25,259 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 23:46:25,265 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 23:46:25,265 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-20 23:46:25,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:46:25 BoogieIcfgContainer [2022-02-20 23:46:25,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 23:46:25,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 23:46:25,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 23:46:25,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 23:46:25,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 11:46:24" (1/3) ... [2022-02-20 23:46:25,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fd6716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:46:25, skipping insertion in model container [2022-02-20 23:46:25,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:46:24" (2/3) ... [2022-02-20 23:46:25,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fd6716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:46:25, skipping insertion in model container [2022-02-20 23:46:25,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:46:25" (3/3) ... [2022-02-20 23:46:25,272 INFO L111 eAbstractionObserver]: Analyzing ICFG skiplist_2lvl.i [2022-02-20 23:46:25,276 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 23:46:25,276 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 65 error locations. [2022-02-20 23:46:25,335 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 23:46:25,339 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=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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 23:46:25,339 INFO L340 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2022-02-20 23:46:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 67 states have (on average 2.1343283582089554) internal successors, (143), 132 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-02-20 23:46:25,355 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:25,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-02-20 23:46:25,355 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:25,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:25,359 INFO L85 PathProgramCache]: Analyzing trace with hash 29857, now seen corresponding path program 1 times [2022-02-20 23:46:25,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:25,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974515542] [2022-02-20 23:46:25,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:25,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:25,477 INFO L290 TraceCheckUtils]: 0: Hoare triple {136#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(16, 2); {136#true} is VALID [2022-02-20 23:46:25,479 INFO L290 TraceCheckUtils]: 1: Hoare triple {136#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {138#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:25,479 INFO L290 TraceCheckUtils]: 2: Hoare triple {138#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} assume !(1 == #valid[create_sl_with_head_and_tail_~sl~0#1.base]); {137#false} is VALID [2022-02-20 23:46:25,480 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 23:46:25,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:25,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974515542] [2022-02-20 23:46:25,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974515542] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:25,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:25,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:46:25,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106901635] [2022-02-20 23:46:25,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:25,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:46:25,486 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:25,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,493 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:25,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:46:25,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:25,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:46:25,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:46:25,512 INFO L87 Difference]: Start difference. First operand has 133 states, 67 states have (on average 2.1343283582089554) internal successors, (143), 132 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:25,760 INFO L93 Difference]: Finished difference Result 156 states and 163 transitions. [2022-02-20 23:46:25,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:46:25,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:46:25,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 175 transitions. [2022-02-20 23:46:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 175 transitions. [2022-02-20 23:46:25,777 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 175 transitions. [2022-02-20 23:46:25,925 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:25,940 INFO L225 Difference]: With dead ends: 156 [2022-02-20 23:46:25,940 INFO L226 Difference]: Without dead ends: 154 [2022-02-20 23:46:25,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:46:25,948 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 122 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:25,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 86 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:25,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-02-20 23:46:25,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 124. [2022-02-20 23:46:25,975 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:25,976 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,978 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,978 INFO L87 Difference]: Start difference. First operand 154 states. Second operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:25,984 INFO L93 Difference]: Finished difference Result 154 states and 161 transitions. [2022-02-20 23:46:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 161 transitions. [2022-02-20 23:46:25,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:25,985 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:25,985 INFO L74 IsIncluded]: Start isIncluded. First operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 154 states. [2022-02-20 23:46:25,985 INFO L87 Difference]: Start difference. First operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 154 states. [2022-02-20 23:46:25,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:25,990 INFO L93 Difference]: Finished difference Result 154 states and 161 transitions. [2022-02-20 23:46:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 161 transitions. [2022-02-20 23:46:25,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:25,991 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:25,991 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:25,991 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 66 states have (on average 1.9696969696969697) internal successors, (130), 123 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 130 transitions. [2022-02-20 23:46:25,995 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 130 transitions. Word has length 3 [2022-02-20 23:46:25,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:25,996 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 130 transitions. [2022-02-20 23:46:25,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 130 transitions. [2022-02-20 23:46:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-02-20 23:46:25,996 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:25,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-02-20 23:46:25,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 23:46:25,997 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:25,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:25,997 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-02-20 23:46:25,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:25,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107455539] [2022-02-20 23:46:25,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:25,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:26,032 INFO L290 TraceCheckUtils]: 0: Hoare triple {729#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(16, 2); {729#true} is VALID [2022-02-20 23:46:26,033 INFO L290 TraceCheckUtils]: 1: Hoare triple {729#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {731#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:26,034 INFO L290 TraceCheckUtils]: 2: Hoare triple {731#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} assume !(4 + create_sl_with_head_and_tail_~sl~0#1.offset <= #length[create_sl_with_head_and_tail_~sl~0#1.base] && 0 <= create_sl_with_head_and_tail_~sl~0#1.offset); {730#false} is VALID [2022-02-20 23:46:26,034 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 23:46:26,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:26,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107455539] [2022-02-20 23:46:26,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107455539] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:26,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:26,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:46:26,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113589459] [2022-02-20 23:46:26,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:26,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:46:26,036 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:26,036 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,039 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:26,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:46:26,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:26,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:46:26,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:46:26,040 INFO L87 Difference]: Start difference. First operand 124 states and 130 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,217 INFO L93 Difference]: Finished difference Result 117 states and 123 transitions. [2022-02-20 23:46:26,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:46:26,217 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:46:26,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 130 transitions. [2022-02-20 23:46:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 130 transitions. [2022-02-20 23:46:26,220 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 130 transitions. [2022-02-20 23:46:26,322 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:26,324 INFO L225 Difference]: With dead ends: 117 [2022-02-20 23:46:26,324 INFO L226 Difference]: Without dead ends: 117 [2022-02-20 23:46:26,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:46:26,325 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 119 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:26,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 69 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 23:46:26,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2022-02-20 23:46:26,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2022-02-20 23:46:26,330 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:26,330 INFO L82 GeneralOperation]: Start isEquivalent. First operand 117 states. Second operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,331 INFO L74 IsIncluded]: Start isIncluded. First operand 117 states. Second operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,331 INFO L87 Difference]: Start difference. First operand 117 states. Second operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,334 INFO L93 Difference]: Finished difference Result 117 states and 123 transitions. [2022-02-20 23:46:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2022-02-20 23:46:26,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:26,335 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:26,335 INFO L74 IsIncluded]: Start isIncluded. First operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 117 states. [2022-02-20 23:46:26,336 INFO L87 Difference]: Start difference. First operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 117 states. [2022-02-20 23:46:26,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,338 INFO L93 Difference]: Finished difference Result 117 states and 123 transitions. [2022-02-20 23:46:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2022-02-20 23:46:26,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:26,339 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:26,339 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:26,339 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:26,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 116 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 123 transitions. [2022-02-20 23:46:26,342 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 123 transitions. Word has length 3 [2022-02-20 23:46:26,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:26,342 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 123 transitions. [2022-02-20 23:46:26,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2022-02-20 23:46:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-02-20 23:46:26,343 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:26,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:26,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 23:46:26,344 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:26,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:26,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1056606480, now seen corresponding path program 1 times [2022-02-20 23:46:26,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:26,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247585857] [2022-02-20 23:46:26,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:26,406 INFO L290 TraceCheckUtils]: 0: Hoare triple {1202#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(16, 2); {1202#true} is VALID [2022-02-20 23:46:26,407 INFO L290 TraceCheckUtils]: 1: Hoare triple {1202#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {1204#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1)} is VALID [2022-02-20 23:46:26,407 INFO L290 TraceCheckUtils]: 2: Hoare triple {1204#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:26,408 INFO L290 TraceCheckUtils]: 3: Hoare triple {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:26,409 INFO L290 TraceCheckUtils]: 4: Hoare triple {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:26,409 INFO L290 TraceCheckUtils]: 5: Hoare triple {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:26,410 INFO L290 TraceCheckUtils]: 6: Hoare triple {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:26,410 INFO L290 TraceCheckUtils]: 7: Hoare triple {1205#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {1206#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 1)} is VALID [2022-02-20 23:46:26,411 INFO L290 TraceCheckUtils]: 8: Hoare triple {1206#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {1206#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 1)} is VALID [2022-02-20 23:46:26,411 INFO L290 TraceCheckUtils]: 9: Hoare triple {1206#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 1)} assume !(1 == #valid[create_sl_with_head_and_tail_#t~mem8#1.base]); {1203#false} is VALID [2022-02-20 23:46:26,411 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 23:46:26,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:26,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247585857] [2022-02-20 23:46:26,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247585857] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:26,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:26,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 23:46:26,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666645052] [2022-02-20 23:46:26,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:26,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:46:26,413 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:26,413 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,421 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:26,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 23:46:26,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:26,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 23:46:26,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:46:26,422 INFO L87 Difference]: Start difference. First operand 117 states and 123 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,748 INFO L93 Difference]: Finished difference Result 116 states and 122 transitions. [2022-02-20 23:46:26,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 23:46:26,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:46:26,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 123 transitions. [2022-02-20 23:46:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 123 transitions. [2022-02-20 23:46:26,751 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 123 transitions. [2022-02-20 23:46:26,828 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:26,830 INFO L225 Difference]: With dead ends: 116 [2022-02-20 23:46:26,830 INFO L226 Difference]: Without dead ends: 116 [2022-02-20 23:46:26,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:46:26,831 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 8 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:26,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 294 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:26,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-02-20 23:46:26,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2022-02-20 23:46:26,835 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:26,835 INFO L82 GeneralOperation]: Start isEquivalent. First operand 116 states. Second operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,835 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,835 INFO L87 Difference]: Start difference. First operand 116 states. Second operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,838 INFO L93 Difference]: Finished difference Result 116 states and 122 transitions. [2022-02-20 23:46:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2022-02-20 23:46:26,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:26,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:26,839 INFO L74 IsIncluded]: Start isIncluded. First operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 116 states. [2022-02-20 23:46:26,839 INFO L87 Difference]: Start difference. First operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 116 states. [2022-02-20 23:46:26,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:26,842 INFO L93 Difference]: Finished difference Result 116 states and 122 transitions. [2022-02-20 23:46:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2022-02-20 23:46:26,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:26,842 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:26,843 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:26,843 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 115 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 122 transitions. [2022-02-20 23:46:26,845 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 122 transitions. Word has length 10 [2022-02-20 23:46:26,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:26,846 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 122 transitions. [2022-02-20 23:46:26,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,846 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2022-02-20 23:46:26,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-02-20 23:46:26,846 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:26,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:26,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 23:46:26,847 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:26,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:26,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1056606481, now seen corresponding path program 1 times [2022-02-20 23:46:26,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:26,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963922804] [2022-02-20 23:46:26,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:26,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:26,973 INFO L290 TraceCheckUtils]: 0: Hoare triple {1677#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(16, 2); {1677#true} is VALID [2022-02-20 23:46:26,974 INFO L290 TraceCheckUtils]: 1: Hoare triple {1677#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {1679#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} is VALID [2022-02-20 23:46:26,975 INFO L290 TraceCheckUtils]: 2: Hoare triple {1679#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {1680#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:26,975 INFO L290 TraceCheckUtils]: 3: Hoare triple {1680#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:26,976 INFO L290 TraceCheckUtils]: 4: Hoare triple {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:26,977 INFO L290 TraceCheckUtils]: 5: Hoare triple {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:26,977 INFO L290 TraceCheckUtils]: 6: Hoare triple {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:26,978 INFO L290 TraceCheckUtils]: 7: Hoare triple {1681#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {1682#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0))} is VALID [2022-02-20 23:46:26,978 INFO L290 TraceCheckUtils]: 8: Hoare triple {1682#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {1682#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0))} is VALID [2022-02-20 23:46:26,979 INFO L290 TraceCheckUtils]: 9: Hoare triple {1682#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0))} assume !(4 + create_sl_with_head_and_tail_#t~mem8#1.offset <= #length[create_sl_with_head_and_tail_#t~mem8#1.base] && 0 <= create_sl_with_head_and_tail_#t~mem8#1.offset); {1678#false} is VALID [2022-02-20 23:46:26,979 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 23:46:26,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:26,980 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963922804] [2022-02-20 23:46:26,980 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963922804] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:26,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:26,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:46:26,980 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629525730] [2022-02-20 23:46:26,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:26,981 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:46:26,981 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:26,981 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:26,989 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:26,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:46:26,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:26,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:46:26,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:46:26,990 INFO L87 Difference]: Start difference. First operand 116 states and 122 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,376 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2022-02-20 23:46:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 23:46:27,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:46:27,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 122 transitions. [2022-02-20 23:46:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 122 transitions. [2022-02-20 23:46:27,378 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 122 transitions. [2022-02-20 23:46:27,456 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 122 edges. 122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:27,457 INFO L225 Difference]: With dead ends: 115 [2022-02-20 23:46:27,457 INFO L226 Difference]: Without dead ends: 115 [2022-02-20 23:46:27,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-20 23:46:27,458 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 10 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:27,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 283 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:27,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-02-20 23:46:27,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-02-20 23:46:27,461 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:27,462 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,462 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,462 INFO L87 Difference]: Start difference. First operand 115 states. Second operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,464 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2022-02-20 23:46:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2022-02-20 23:46:27,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:27,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:27,464 INFO L74 IsIncluded]: Start isIncluded. First operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 115 states. [2022-02-20 23:46:27,465 INFO L87 Difference]: Start difference. First operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 115 states. [2022-02-20 23:46:27,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,467 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2022-02-20 23:46:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2022-02-20 23:46:27,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:27,467 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:27,468 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:27,468 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:27,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 66 states have (on average 1.8333333333333333) internal successors, (121), 114 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 121 transitions. [2022-02-20 23:46:27,470 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 121 transitions. Word has length 10 [2022-02-20 23:46:27,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:27,470 INFO L470 AbstractCegarLoop]: Abstraction has 115 states and 121 transitions. [2022-02-20 23:46:27,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2022-02-20 23:46:27,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 23:46:27,471 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:27,471 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:27,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 23:46:27,471 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:27,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:27,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1604937495, now seen corresponding path program 1 times [2022-02-20 23:46:27,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:27,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625150215] [2022-02-20 23:46:27,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:27,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:27,548 INFO L290 TraceCheckUtils]: 0: Hoare triple {2149#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(16, 2); {2149#true} is VALID [2022-02-20 23:46:27,548 INFO L290 TraceCheckUtils]: 1: Hoare triple {2149#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {2149#true} is VALID [2022-02-20 23:46:27,548 INFO L290 TraceCheckUtils]: 2: Hoare triple {2149#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {2149#true} is VALID [2022-02-20 23:46:27,549 INFO L290 TraceCheckUtils]: 3: Hoare triple {2149#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {2149#true} is VALID [2022-02-20 23:46:27,549 INFO L290 TraceCheckUtils]: 4: Hoare triple {2149#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {2149#true} is VALID [2022-02-20 23:46:27,549 INFO L290 TraceCheckUtils]: 5: Hoare triple {2149#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {2149#true} is VALID [2022-02-20 23:46:27,550 INFO L290 TraceCheckUtils]: 6: Hoare triple {2149#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {2151#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} is VALID [2022-02-20 23:46:27,550 INFO L290 TraceCheckUtils]: 7: Hoare triple {2151#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {2152#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)} is VALID [2022-02-20 23:46:27,550 INFO L290 TraceCheckUtils]: 8: Hoare triple {2152#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {2152#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)} is VALID [2022-02-20 23:46:27,551 INFO L290 TraceCheckUtils]: 9: Hoare triple {2152#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {2153#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 1)} is VALID [2022-02-20 23:46:27,551 INFO L290 TraceCheckUtils]: 10: Hoare triple {2153#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 1)} assume !(1 == #valid[create_sl_with_head_and_tail_#t~mem7#1.base]); {2150#false} is VALID [2022-02-20 23:46:27,552 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 23:46:27,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:27,552 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625150215] [2022-02-20 23:46:27,552 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625150215] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:27,552 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:27,552 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 23:46:27,552 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41279174] [2022-02-20 23:46:27,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:27,552 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:46:27,552 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:27,553 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,560 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:27,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 23:46:27,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:27,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 23:46:27,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:46:27,561 INFO L87 Difference]: Start difference. First operand 115 states and 121 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,874 INFO L93 Difference]: Finished difference Result 114 states and 120 transitions. [2022-02-20 23:46:27,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 23:46:27,874 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:46:27,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121 transitions. [2022-02-20 23:46:27,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121 transitions. [2022-02-20 23:46:27,880 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 121 transitions. [2022-02-20 23:46:27,945 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:27,946 INFO L225 Difference]: With dead ends: 114 [2022-02-20 23:46:27,947 INFO L226 Difference]: Without dead ends: 114 [2022-02-20 23:46:27,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:46:27,953 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 6 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:27,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 374 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:27,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-02-20 23:46:27,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-02-20 23:46:27,965 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:27,965 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,966 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,966 INFO L87 Difference]: Start difference. First operand 114 states. Second operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,968 INFO L93 Difference]: Finished difference Result 114 states and 120 transitions. [2022-02-20 23:46:27,968 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2022-02-20 23:46:27,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:27,968 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:27,969 INFO L74 IsIncluded]: Start isIncluded. First operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 114 states. [2022-02-20 23:46:27,969 INFO L87 Difference]: Start difference. First operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 114 states. [2022-02-20 23:46:27,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:27,971 INFO L93 Difference]: Finished difference Result 114 states and 120 transitions. [2022-02-20 23:46:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2022-02-20 23:46:27,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:27,971 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:27,971 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:27,971 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 66 states have (on average 1.8181818181818181) internal successors, (120), 113 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 120 transitions. [2022-02-20 23:46:27,973 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 120 transitions. Word has length 11 [2022-02-20 23:46:27,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:27,974 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 120 transitions. [2022-02-20 23:46:27,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2022-02-20 23:46:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 23:46:27,974 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:27,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:27,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 23:46:27,975 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:27,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:27,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1604937494, now seen corresponding path program 1 times [2022-02-20 23:46:27,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:27,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200602959] [2022-02-20 23:46:27,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:27,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:28,153 INFO L290 TraceCheckUtils]: 0: Hoare triple {2616#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(16, 2); {2616#true} is VALID [2022-02-20 23:46:28,154 INFO L290 TraceCheckUtils]: 1: Hoare triple {2616#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {2618#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} is VALID [2022-02-20 23:46:28,155 INFO L290 TraceCheckUtils]: 2: Hoare triple {2618#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {2619#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:28,156 INFO L290 TraceCheckUtils]: 3: Hoare triple {2619#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:28,157 INFO L290 TraceCheckUtils]: 4: Hoare triple {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:28,157 INFO L290 TraceCheckUtils]: 5: Hoare triple {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:28,158 INFO L290 TraceCheckUtils]: 6: Hoare triple {2620#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {2621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:28,158 INFO L290 TraceCheckUtils]: 7: Hoare triple {2621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {2622#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:28,159 INFO L290 TraceCheckUtils]: 8: Hoare triple {2622#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {2622#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:28,160 INFO L290 TraceCheckUtils]: 9: Hoare triple {2622#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {2623#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:28,160 INFO L290 TraceCheckUtils]: 10: Hoare triple {2623#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} assume !(4 + (4 + create_sl_with_head_and_tail_#t~mem7#1.offset) <= #length[create_sl_with_head_and_tail_#t~mem7#1.base] && 0 <= 4 + create_sl_with_head_and_tail_#t~mem7#1.offset); {2617#false} is VALID [2022-02-20 23:46:28,160 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 23:46:28,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:28,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200602959] [2022-02-20 23:46:28,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200602959] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:28,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:28,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 23:46:28,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62846115] [2022-02-20 23:46:28,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:28,162 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:46:28,162 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:28,162 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,171 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:28,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 23:46:28,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:28,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 23:46:28,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-20 23:46:28,172 INFO L87 Difference]: Start difference. First operand 114 states and 120 transitions. Second operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:28,712 INFO L93 Difference]: Finished difference Result 113 states and 119 transitions. [2022-02-20 23:46:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 23:46:28,712 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:46:28,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 120 transitions. [2022-02-20 23:46:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 120 transitions. [2022-02-20 23:46:28,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 120 transitions. [2022-02-20 23:46:28,787 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 120 edges. 120 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:28,788 INFO L225 Difference]: With dead ends: 113 [2022-02-20 23:46:28,788 INFO L226 Difference]: Without dead ends: 113 [2022-02-20 23:46:28,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-02-20 23:46:28,789 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 12 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:28,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 345 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:46:28,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-02-20 23:46:28,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-02-20 23:46:28,791 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:28,791 INFO L82 GeneralOperation]: Start isEquivalent. First operand 113 states. Second operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,792 INFO L74 IsIncluded]: Start isIncluded. First operand 113 states. Second operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,792 INFO L87 Difference]: Start difference. First operand 113 states. Second operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:28,794 INFO L93 Difference]: Finished difference Result 113 states and 119 transitions. [2022-02-20 23:46:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2022-02-20 23:46:28,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:28,794 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:28,794 INFO L74 IsIncluded]: Start isIncluded. First operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 113 states. [2022-02-20 23:46:28,795 INFO L87 Difference]: Start difference. First operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 113 states. [2022-02-20 23:46:28,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:28,796 INFO L93 Difference]: Finished difference Result 113 states and 119 transitions. [2022-02-20 23:46:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2022-02-20 23:46:28,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:28,797 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:28,797 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:28,797 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 66 states have (on average 1.803030303030303) internal successors, (119), 112 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 119 transitions. [2022-02-20 23:46:28,798 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 119 transitions. Word has length 11 [2022-02-20 23:46:28,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:28,799 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 119 transitions. [2022-02-20 23:46:28,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2022-02-20 23:46:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-02-20 23:46:28,799 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:28,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:28,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 23:46:28,800 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:28,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:28,800 INFO L85 PathProgramCache]: Analyzing trace with hash -266592339, now seen corresponding path program 1 times [2022-02-20 23:46:28,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:28,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147435041] [2022-02-20 23:46:28,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:28,912 INFO L290 TraceCheckUtils]: 0: Hoare triple {3084#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(16, 2); {3084#true} is VALID [2022-02-20 23:46:28,913 INFO L290 TraceCheckUtils]: 1: Hoare triple {3084#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {3086#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:28,914 INFO L290 TraceCheckUtils]: 2: Hoare triple {3086#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {3087#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:28,914 INFO L290 TraceCheckUtils]: 3: Hoare triple {3087#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {3088#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,915 INFO L290 TraceCheckUtils]: 4: Hoare triple {3088#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {3089#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,916 INFO L290 TraceCheckUtils]: 5: Hoare triple {3089#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {3089#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,916 INFO L290 TraceCheckUtils]: 6: Hoare triple {3089#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {3090#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,917 INFO L290 TraceCheckUtils]: 7: Hoare triple {3090#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {3091#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,918 INFO L290 TraceCheckUtils]: 8: Hoare triple {3091#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {3091#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,918 INFO L290 TraceCheckUtils]: 9: Hoare triple {3091#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {3092#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:28,919 INFO L290 TraceCheckUtils]: 10: Hoare triple {3092#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} is VALID [2022-02-20 23:46:28,920 INFO L290 TraceCheckUtils]: 11: Hoare triple {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} is VALID [2022-02-20 23:46:28,920 INFO L290 TraceCheckUtils]: 12: Hoare triple {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} is VALID [2022-02-20 23:46:28,921 INFO L290 TraceCheckUtils]: 13: Hoare triple {3093#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {3094#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|) 1)} is VALID [2022-02-20 23:46:28,921 INFO L290 TraceCheckUtils]: 14: Hoare triple {3094#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|) 1)} assume !(1 == #valid[create_sl_with_head_and_tail_#t~mem11#1.base]); {3085#false} is VALID [2022-02-20 23:46:28,921 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 23:46:28,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:28,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147435041] [2022-02-20 23:46:28,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147435041] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:28,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:28,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-20 23:46:28,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689531961] [2022-02-20 23:46:28,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:28,923 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-02-20 23:46:28,923 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:28,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:28,935 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:28,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 23:46:28,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:28,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 23:46:28,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-20 23:46:28,936 INFO L87 Difference]: Start difference. First operand 113 states and 119 transitions. Second operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:29,424 INFO L93 Difference]: Finished difference Result 112 states and 118 transitions. [2022-02-20 23:46:29,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 23:46:29,424 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-02-20 23:46:29,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 119 transitions. [2022-02-20 23:46:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 119 transitions. [2022-02-20 23:46:29,426 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 119 transitions. [2022-02-20 23:46:29,478 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:29,479 INFO L225 Difference]: With dead ends: 112 [2022-02-20 23:46:29,479 INFO L226 Difference]: Without dead ends: 112 [2022-02-20 23:46:29,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-02-20 23:46:29,480 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 31 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:29,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 463 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:46:29,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2022-02-20 23:46:29,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2022-02-20 23:46:29,482 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:29,482 INFO L82 GeneralOperation]: Start isEquivalent. First operand 112 states. Second operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,482 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,483 INFO L87 Difference]: Start difference. First operand 112 states. Second operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:29,484 INFO L93 Difference]: Finished difference Result 112 states and 118 transitions. [2022-02-20 23:46:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2022-02-20 23:46:29,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:29,485 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:29,485 INFO L74 IsIncluded]: Start isIncluded. First operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 112 states. [2022-02-20 23:46:29,485 INFO L87 Difference]: Start difference. First operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 112 states. [2022-02-20 23:46:29,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:29,487 INFO L93 Difference]: Finished difference Result 112 states and 118 transitions. [2022-02-20 23:46:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2022-02-20 23:46:29,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:29,487 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:29,487 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:29,487 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:29,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 66 states have (on average 1.7878787878787878) internal successors, (118), 111 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 118 transitions. [2022-02-20 23:46:29,489 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 118 transitions. Word has length 15 [2022-02-20 23:46:29,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:29,489 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 118 transitions. [2022-02-20 23:46:29,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2022-02-20 23:46:29,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-02-20 23:46:29,490 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:29,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:29,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 23:46:29,490 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr19REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:29,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:29,491 INFO L85 PathProgramCache]: Analyzing trace with hash -266592338, now seen corresponding path program 1 times [2022-02-20 23:46:29,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:29,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444716686] [2022-02-20 23:46:29,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:29,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:29,693 INFO L290 TraceCheckUtils]: 0: Hoare triple {3553#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(16, 2); {3553#true} is VALID [2022-02-20 23:46:29,694 INFO L290 TraceCheckUtils]: 1: Hoare triple {3553#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {3555#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:29,695 INFO L290 TraceCheckUtils]: 2: Hoare triple {3555#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {3556#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:29,695 INFO L290 TraceCheckUtils]: 3: Hoare triple {3556#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {3557#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.offset| 0))} is VALID [2022-02-20 23:46:29,696 INFO L290 TraceCheckUtils]: 4: Hoare triple {3557#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.offset| 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {3558#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,697 INFO L290 TraceCheckUtils]: 5: Hoare triple {3558#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {3558#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,697 INFO L290 TraceCheckUtils]: 6: Hoare triple {3558#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {3559#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,698 INFO L290 TraceCheckUtils]: 7: Hoare triple {3559#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {3560#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,699 INFO L290 TraceCheckUtils]: 8: Hoare triple {3560#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {3560#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,700 INFO L290 TraceCheckUtils]: 9: Hoare triple {3560#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {3561#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,700 INFO L290 TraceCheckUtils]: 10: Hoare triple {3561#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,701 INFO L290 TraceCheckUtils]: 11: Hoare triple {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,701 INFO L290 TraceCheckUtils]: 12: Hoare triple {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:29,702 INFO L290 TraceCheckUtils]: 13: Hoare triple {3562#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {3563#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)))} is VALID [2022-02-20 23:46:29,702 INFO L290 TraceCheckUtils]: 14: Hoare triple {3563#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)))} assume !(4 + create_sl_with_head_and_tail_#t~mem11#1.offset <= #length[create_sl_with_head_and_tail_#t~mem11#1.base] && 0 <= create_sl_with_head_and_tail_#t~mem11#1.offset); {3554#false} is VALID [2022-02-20 23:46:29,703 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 23:46:29,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:29,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444716686] [2022-02-20 23:46:29,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444716686] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:29,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:29,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-20 23:46:29,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012903523] [2022-02-20 23:46:29,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:29,704 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-02-20 23:46:29,704 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:29,704 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:29,716 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:29,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 23:46:29,716 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:29,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 23:46:29,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-20 23:46:29,717 INFO L87 Difference]: Start difference. First operand 112 states and 118 transitions. Second operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,420 INFO L93 Difference]: Finished difference Result 111 states and 117 transitions. [2022-02-20 23:46:30,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 23:46:30,420 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-02-20 23:46:30,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 118 transitions. [2022-02-20 23:46:30,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 118 transitions. [2022-02-20 23:46:30,422 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 118 transitions. [2022-02-20 23:46:30,496 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 118 edges. 118 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:30,497 INFO L225 Difference]: With dead ends: 111 [2022-02-20 23:46:30,497 INFO L226 Difference]: Without dead ends: 111 [2022-02-20 23:46:30,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-02-20 23:46:30,498 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 17 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:30,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 602 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:46:30,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-02-20 23:46:30,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-02-20 23:46:30,500 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:30,500 INFO L82 GeneralOperation]: Start isEquivalent. First operand 111 states. Second operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,500 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,501 INFO L87 Difference]: Start difference. First operand 111 states. Second operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,502 INFO L93 Difference]: Finished difference Result 111 states and 117 transitions. [2022-02-20 23:46:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2022-02-20 23:46:30,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:30,503 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:30,503 INFO L74 IsIncluded]: Start isIncluded. First operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 111 states. [2022-02-20 23:46:30,503 INFO L87 Difference]: Start difference. First operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 111 states. [2022-02-20 23:46:30,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,505 INFO L93 Difference]: Finished difference Result 111 states and 117 transitions. [2022-02-20 23:46:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2022-02-20 23:46:30,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:30,505 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:30,505 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:30,505 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 110 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 117 transitions. [2022-02-20 23:46:30,507 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 117 transitions. Word has length 15 [2022-02-20 23:46:30,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:30,508 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 117 transitions. [2022-02-20 23:46:30,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,508 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2022-02-20 23:46:30,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-02-20 23:46:30,508 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:30,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:30,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 23:46:30,508 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr20REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:30,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:30,509 INFO L85 PathProgramCache]: Analyzing trace with hash 325572089, now seen corresponding path program 1 times [2022-02-20 23:46:30,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:30,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249565173] [2022-02-20 23:46:30,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:30,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:30,544 INFO L290 TraceCheckUtils]: 0: Hoare triple {4018#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(16, 2); {4018#true} is VALID [2022-02-20 23:46:30,545 INFO L290 TraceCheckUtils]: 1: Hoare triple {4018#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {4018#true} is VALID [2022-02-20 23:46:30,545 INFO L290 TraceCheckUtils]: 2: Hoare triple {4018#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {4018#true} is VALID [2022-02-20 23:46:30,545 INFO L290 TraceCheckUtils]: 3: Hoare triple {4018#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {4018#true} is VALID [2022-02-20 23:46:30,545 INFO L290 TraceCheckUtils]: 4: Hoare triple {4018#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {4018#true} is VALID [2022-02-20 23:46:30,545 INFO L290 TraceCheckUtils]: 5: Hoare triple {4018#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 6: Hoare triple {4018#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 7: Hoare triple {4018#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 8: Hoare triple {4018#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 9: Hoare triple {4018#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 10: Hoare triple {4018#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {4018#true} is VALID [2022-02-20 23:46:30,546 INFO L290 TraceCheckUtils]: 11: Hoare triple {4018#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {4018#true} is VALID [2022-02-20 23:46:30,547 INFO L290 TraceCheckUtils]: 12: Hoare triple {4018#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {4020#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} is VALID [2022-02-20 23:46:30,547 INFO L290 TraceCheckUtils]: 13: Hoare triple {4020#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {4021#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)} is VALID [2022-02-20 23:46:30,548 INFO L290 TraceCheckUtils]: 14: Hoare triple {4021#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {4022#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|) 1)} is VALID [2022-02-20 23:46:30,548 INFO L290 TraceCheckUtils]: 15: Hoare triple {4022#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|) 1)} assume !(1 == #valid[create_sl_with_head_and_tail_#t~mem10#1.base]); {4019#false} is VALID [2022-02-20 23:46:30,548 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 23:46:30,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:30,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249565173] [2022-02-20 23:46:30,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249565173] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:30,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:30,549 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 23:46:30,549 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210394851] [2022-02-20 23:46:30,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:30,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-20 23:46:30,550 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:30,550 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,560 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:30,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 23:46:30,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:30,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 23:46:30,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:46:30,561 INFO L87 Difference]: Start difference. First operand 111 states and 117 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,831 INFO L93 Difference]: Finished difference Result 110 states and 116 transitions. [2022-02-20 23:46:30,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 23:46:30,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-20 23:46:30,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:30,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 117 transitions. [2022-02-20 23:46:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 117 transitions. [2022-02-20 23:46:30,833 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 117 transitions. [2022-02-20 23:46:30,891 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:30,892 INFO L225 Difference]: With dead ends: 110 [2022-02-20 23:46:30,892 INFO L226 Difference]: Without dead ends: 110 [2022-02-20 23:46:30,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:46:30,893 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 5 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:30,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 363 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:30,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-02-20 23:46:30,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2022-02-20 23:46:30,895 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:30,895 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,895 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,896 INFO L87 Difference]: Start difference. First operand 110 states. Second operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,897 INFO L93 Difference]: Finished difference Result 110 states and 116 transitions. [2022-02-20 23:46:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2022-02-20 23:46:30,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:30,898 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:30,898 INFO L74 IsIncluded]: Start isIncluded. First operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 110 states. [2022-02-20 23:46:30,898 INFO L87 Difference]: Start difference. First operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 110 states. [2022-02-20 23:46:30,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:30,900 INFO L93 Difference]: Finished difference Result 110 states and 116 transitions. [2022-02-20 23:46:30,900 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2022-02-20 23:46:30,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:30,900 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:30,900 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:30,900 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 66 states have (on average 1.7575757575757576) internal successors, (116), 109 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 116 transitions. [2022-02-20 23:46:30,902 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 116 transitions. Word has length 16 [2022-02-20 23:46:30,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:30,902 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 116 transitions. [2022-02-20 23:46:30,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2022-02-20 23:46:30,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-02-20 23:46:30,903 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:30,903 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:30,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 23:46:30,903 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr21REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:30,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:30,904 INFO L85 PathProgramCache]: Analyzing trace with hash 325572090, now seen corresponding path program 1 times [2022-02-20 23:46:30,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:30,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770460614] [2022-02-20 23:46:30,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:30,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:31,047 INFO L290 TraceCheckUtils]: 0: Hoare triple {4469#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(16, 2); {4469#true} is VALID [2022-02-20 23:46:31,048 INFO L290 TraceCheckUtils]: 1: Hoare triple {4469#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {4471#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:31,049 INFO L290 TraceCheckUtils]: 2: Hoare triple {4471#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {4472#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:31,049 INFO L290 TraceCheckUtils]: 3: Hoare triple {4472#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {4473#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.offset| 0))} is VALID [2022-02-20 23:46:31,050 INFO L290 TraceCheckUtils]: 4: Hoare triple {4473#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.offset| 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {4474#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,051 INFO L290 TraceCheckUtils]: 5: Hoare triple {4474#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {4474#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,051 INFO L290 TraceCheckUtils]: 6: Hoare triple {4474#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {4475#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,052 INFO L290 TraceCheckUtils]: 7: Hoare triple {4475#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {4476#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,053 INFO L290 TraceCheckUtils]: 8: Hoare triple {4476#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {4476#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,054 INFO L290 TraceCheckUtils]: 9: Hoare triple {4476#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {4477#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,054 INFO L290 TraceCheckUtils]: 10: Hoare triple {4477#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {4478#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,060 INFO L290 TraceCheckUtils]: 11: Hoare triple {4478#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {4478#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} is VALID [2022-02-20 23:46:31,063 INFO L290 TraceCheckUtils]: 12: Hoare triple {4478#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} is VALID [2022-02-20 23:46:31,063 INFO L290 TraceCheckUtils]: 13: Hoare triple {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} is VALID [2022-02-20 23:46:31,064 INFO L290 TraceCheckUtils]: 14: Hoare triple {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} is VALID [2022-02-20 23:46:31,064 INFO L290 TraceCheckUtils]: 15: Hoare triple {4479#(and (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.offset| 0))} assume !(4 + (4 + create_sl_with_head_and_tail_#t~mem10#1.offset) <= #length[create_sl_with_head_and_tail_#t~mem10#1.base] && 0 <= 4 + create_sl_with_head_and_tail_#t~mem10#1.offset); {4470#false} is VALID [2022-02-20 23:46:31,064 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 23:46:31,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:31,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770460614] [2022-02-20 23:46:31,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770460614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:31,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:31,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-20 23:46:31,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071008801] [2022-02-20 23:46:31,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:31,065 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-20 23:46:31,066 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:31,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,082 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:31,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 23:46:31,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:31,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 23:46:31,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-20 23:46:31,083 INFO L87 Difference]: Start difference. First operand 110 states and 116 transitions. Second operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:31,665 INFO L93 Difference]: Finished difference Result 109 states and 115 transitions. [2022-02-20 23:46:31,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 23:46:31,665 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-20 23:46:31,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 116 transitions. [2022-02-20 23:46:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 116 transitions. [2022-02-20 23:46:31,667 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 116 transitions. [2022-02-20 23:46:31,743 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:31,744 INFO L225 Difference]: With dead ends: 109 [2022-02-20 23:46:31,744 INFO L226 Difference]: Without dead ends: 109 [2022-02-20 23:46:31,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-02-20 23:46:31,745 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 20 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:31,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 475 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:46:31,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2022-02-20 23:46:31,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2022-02-20 23:46:31,746 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:31,747 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,747 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,747 INFO L87 Difference]: Start difference. First operand 109 states. Second operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:31,748 INFO L93 Difference]: Finished difference Result 109 states and 115 transitions. [2022-02-20 23:46:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2022-02-20 23:46:31,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:31,748 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:31,749 INFO L74 IsIncluded]: Start isIncluded. First operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 109 states. [2022-02-20 23:46:31,749 INFO L87 Difference]: Start difference. First operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 109 states. [2022-02-20 23:46:31,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:31,750 INFO L93 Difference]: Finished difference Result 109 states and 115 transitions. [2022-02-20 23:46:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2022-02-20 23:46:31,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:31,751 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:31,751 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:31,751 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 66 states have (on average 1.7424242424242424) internal successors, (115), 108 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 115 transitions. [2022-02-20 23:46:31,752 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 115 transitions. Word has length 16 [2022-02-20 23:46:31,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:31,753 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 115 transitions. [2022-02-20 23:46:31,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2022-02-20 23:46:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-02-20 23:46:31,753 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:31,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:31,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-20 23:46:31,754 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr22REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:31,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:31,754 INFO L85 PathProgramCache]: Analyzing trace with hash 379588598, now seen corresponding path program 1 times [2022-02-20 23:46:31,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:31,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400156255] [2022-02-20 23:46:31,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:31,803 INFO L290 TraceCheckUtils]: 0: Hoare triple {4926#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(16, 2); {4926#true} is VALID [2022-02-20 23:46:31,803 INFO L290 TraceCheckUtils]: 1: Hoare triple {4926#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {4926#true} is VALID [2022-02-20 23:46:31,803 INFO L290 TraceCheckUtils]: 2: Hoare triple {4926#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {4926#true} is VALID [2022-02-20 23:46:31,803 INFO L290 TraceCheckUtils]: 3: Hoare triple {4926#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {4926#true} is VALID [2022-02-20 23:46:31,804 INFO L290 TraceCheckUtils]: 4: Hoare triple {4926#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,804 INFO L290 TraceCheckUtils]: 5: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,804 INFO L290 TraceCheckUtils]: 6: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,805 INFO L290 TraceCheckUtils]: 7: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,805 INFO L290 TraceCheckUtils]: 8: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,805 INFO L290 TraceCheckUtils]: 9: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,806 INFO L290 TraceCheckUtils]: 10: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,806 INFO L290 TraceCheckUtils]: 11: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,806 INFO L290 TraceCheckUtils]: 12: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,807 INFO L290 TraceCheckUtils]: 13: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,807 INFO L290 TraceCheckUtils]: 14: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,807 INFO L290 TraceCheckUtils]: 15: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:31,808 INFO L290 TraceCheckUtils]: 16: Hoare triple {4928#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {4929#(= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|))} is VALID [2022-02-20 23:46:31,808 INFO L290 TraceCheckUtils]: 17: Hoare triple {4929#(= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {4930#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} is VALID [2022-02-20 23:46:31,809 INFO L290 TraceCheckUtils]: 18: Hoare triple {4930#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {4930#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} is VALID [2022-02-20 23:46:31,809 INFO L290 TraceCheckUtils]: 19: Hoare triple {4930#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {4931#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 1)} is VALID [2022-02-20 23:46:31,809 INFO L290 TraceCheckUtils]: 20: Hoare triple {4931#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 1)} assume !(1 == #valid[sl_random_insert_~sl#1.base]); {4927#false} is VALID [2022-02-20 23:46:31,810 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 23:46:31,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:31,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400156255] [2022-02-20 23:46:31,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400156255] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:31,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:31,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:46:31,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946430534] [2022-02-20 23:46:31,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:31,811 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-02-20 23:46:31,811 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:31,811 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:31,825 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:31,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:46:31,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:31,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:46:31,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:46:31,826 INFO L87 Difference]: Start difference. First operand 109 states and 115 transitions. Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:32,209 INFO L93 Difference]: Finished difference Result 170 states and 179 transitions. [2022-02-20 23:46:32,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 23:46:32,209 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-02-20 23:46:32,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 181 transitions. [2022-02-20 23:46:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 181 transitions. [2022-02-20 23:46:32,211 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 181 transitions. [2022-02-20 23:46:32,334 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 181 edges. 181 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:32,336 INFO L225 Difference]: With dead ends: 170 [2022-02-20 23:46:32,336 INFO L226 Difference]: Without dead ends: 170 [2022-02-20 23:46:32,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-20 23:46:32,337 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 362 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:32,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 155 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:32,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2022-02-20 23:46:32,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 107. [2022-02-20 23:46:32,339 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:32,339 INFO L82 GeneralOperation]: Start isEquivalent. First operand 170 states. Second operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,339 INFO L74 IsIncluded]: Start isIncluded. First operand 170 states. Second operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,339 INFO L87 Difference]: Start difference. First operand 170 states. Second operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:32,341 INFO L93 Difference]: Finished difference Result 170 states and 179 transitions. [2022-02-20 23:46:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 179 transitions. [2022-02-20 23:46:32,342 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:32,342 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:32,342 INFO L74 IsIncluded]: Start isIncluded. First operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 170 states. [2022-02-20 23:46:32,342 INFO L87 Difference]: Start difference. First operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 170 states. [2022-02-20 23:46:32,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:32,344 INFO L93 Difference]: Finished difference Result 170 states and 179 transitions. [2022-02-20 23:46:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 179 transitions. [2022-02-20 23:46:32,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:32,345 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:32,345 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:32,345 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 66 states have (on average 1.7121212121212122) internal successors, (113), 106 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 113 transitions. [2022-02-20 23:46:32,346 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 113 transitions. Word has length 21 [2022-02-20 23:46:32,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:32,346 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 113 transitions. [2022-02-20 23:46:32,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2022-02-20 23:46:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-02-20 23:46:32,347 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:32,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:32,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-20 23:46:32,347 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr23REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:32,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:32,348 INFO L85 PathProgramCache]: Analyzing trace with hash 379588599, now seen corresponding path program 1 times [2022-02-20 23:46:32,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:32,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544981011] [2022-02-20 23:46:32,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:32,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:32,423 INFO L290 TraceCheckUtils]: 0: Hoare triple {5557#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(16, 2); {5557#true} is VALID [2022-02-20 23:46:32,424 INFO L290 TraceCheckUtils]: 1: Hoare triple {5557#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:32,424 INFO L290 TraceCheckUtils]: 2: Hoare triple {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:32,424 INFO L290 TraceCheckUtils]: 3: Hoare triple {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:32,425 INFO L290 TraceCheckUtils]: 4: Hoare triple {5559#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,425 INFO L290 TraceCheckUtils]: 5: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,426 INFO L290 TraceCheckUtils]: 6: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,426 INFO L290 TraceCheckUtils]: 7: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,427 INFO L290 TraceCheckUtils]: 8: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,427 INFO L290 TraceCheckUtils]: 9: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,428 INFO L290 TraceCheckUtils]: 10: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,428 INFO L290 TraceCheckUtils]: 11: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,429 INFO L290 TraceCheckUtils]: 12: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,429 INFO L290 TraceCheckUtils]: 13: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,430 INFO L290 TraceCheckUtils]: 14: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,430 INFO L290 TraceCheckUtils]: 15: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:32,431 INFO L290 TraceCheckUtils]: 16: Hoare triple {5560#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {5561#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} is VALID [2022-02-20 23:46:32,431 INFO L290 TraceCheckUtils]: 17: Hoare triple {5561#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {5562#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} is VALID [2022-02-20 23:46:32,432 INFO L290 TraceCheckUtils]: 18: Hoare triple {5562#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {5562#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} is VALID [2022-02-20 23:46:32,432 INFO L290 TraceCheckUtils]: 19: Hoare triple {5562#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {5563#(and (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0))} is VALID [2022-02-20 23:46:32,432 INFO L290 TraceCheckUtils]: 20: Hoare triple {5563#(and (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0))} assume !(4 + sl_random_insert_~sl#1.offset <= #length[sl_random_insert_~sl#1.base] && 0 <= sl_random_insert_~sl#1.offset); {5558#false} is VALID [2022-02-20 23:46:32,433 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 23:46:32,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:32,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544981011] [2022-02-20 23:46:32,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544981011] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:32,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:32,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 23:46:32,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318758390] [2022-02-20 23:46:32,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:32,434 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-02-20 23:46:32,434 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:32,434 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,449 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:32,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 23:46:32,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:32,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 23:46:32,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:46:32,450 INFO L87 Difference]: Start difference. First operand 107 states and 113 transitions. Second operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:32,909 INFO L93 Difference]: Finished difference Result 141 states and 148 transitions. [2022-02-20 23:46:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 23:46:32,909 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-02-20 23:46:32,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 150 transitions. [2022-02-20 23:46:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:32,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 150 transitions. [2022-02-20 23:46:32,911 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 150 transitions. [2022-02-20 23:46:33,043 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 150 edges. 150 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:33,044 INFO L225 Difference]: With dead ends: 141 [2022-02-20 23:46:33,044 INFO L226 Difference]: Without dead ends: 141 [2022-02-20 23:46:33,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-20 23:46:33,045 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 476 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 476 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:33,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [476 Valid, 117 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:33,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2022-02-20 23:46:33,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 105. [2022-02-20 23:46:33,047 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:33,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 141 states. Second operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,047 INFO L74 IsIncluded]: Start isIncluded. First operand 141 states. Second operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,047 INFO L87 Difference]: Start difference. First operand 141 states. Second operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:33,049 INFO L93 Difference]: Finished difference Result 141 states and 148 transitions. [2022-02-20 23:46:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2022-02-20 23:46:33,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:33,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:33,049 INFO L74 IsIncluded]: Start isIncluded. First operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 141 states. [2022-02-20 23:46:33,050 INFO L87 Difference]: Start difference. First operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 141 states. [2022-02-20 23:46:33,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:33,051 INFO L93 Difference]: Finished difference Result 141 states and 148 transitions. [2022-02-20 23:46:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2022-02-20 23:46:33,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:33,052 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:33,052 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:33,052 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 66 states have (on average 1.6818181818181819) internal successors, (111), 104 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 111 transitions. [2022-02-20 23:46:33,053 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 111 transitions. Word has length 21 [2022-02-20 23:46:33,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:33,053 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 111 transitions. [2022-02-20 23:46:33,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,053 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 111 transitions. [2022-02-20 23:46:33,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-02-20 23:46:33,054 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:33,054 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:33,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-20 23:46:33,054 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr48REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:33,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:33,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1117654205, now seen corresponding path program 1 times [2022-02-20 23:46:33,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:33,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888112468] [2022-02-20 23:46:33,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:33,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:33,097 INFO L290 TraceCheckUtils]: 0: Hoare triple {6100#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(16, 2); {6100#true} is VALID [2022-02-20 23:46:33,097 INFO L290 TraceCheckUtils]: 1: Hoare triple {6100#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {6100#true} is VALID [2022-02-20 23:46:33,098 INFO L290 TraceCheckUtils]: 2: Hoare triple {6100#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {6100#true} is VALID [2022-02-20 23:46:33,098 INFO L290 TraceCheckUtils]: 3: Hoare triple {6100#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {6100#true} is VALID [2022-02-20 23:46:33,098 INFO L290 TraceCheckUtils]: 4: Hoare triple {6100#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,098 INFO L290 TraceCheckUtils]: 5: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,099 INFO L290 TraceCheckUtils]: 6: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,099 INFO L290 TraceCheckUtils]: 7: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,099 INFO L290 TraceCheckUtils]: 8: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,100 INFO L290 TraceCheckUtils]: 9: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,100 INFO L290 TraceCheckUtils]: 10: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,100 INFO L290 TraceCheckUtils]: 11: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,101 INFO L290 TraceCheckUtils]: 12: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,101 INFO L290 TraceCheckUtils]: 13: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,101 INFO L290 TraceCheckUtils]: 14: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,102 INFO L290 TraceCheckUtils]: 15: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} is VALID [2022-02-20 23:46:33,102 INFO L290 TraceCheckUtils]: 16: Hoare triple {6102#(= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {6103#(= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|))} is VALID [2022-02-20 23:46:33,102 INFO L290 TraceCheckUtils]: 17: Hoare triple {6103#(= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} is VALID [2022-02-20 23:46:33,103 INFO L290 TraceCheckUtils]: 18: Hoare triple {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} is VALID [2022-02-20 23:46:33,103 INFO L290 TraceCheckUtils]: 19: Hoare triple {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} is VALID [2022-02-20 23:46:33,104 INFO L290 TraceCheckUtils]: 20: Hoare triple {6104#(= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {6105#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} is VALID [2022-02-20 23:46:33,104 INFO L290 TraceCheckUtils]: 21: Hoare triple {6105#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} assume !(1 == #valid[destroy_sl_~sl#1.base]); {6101#false} is VALID [2022-02-20 23:46:33,104 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 23:46:33,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:33,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888112468] [2022-02-20 23:46:33,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888112468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:33,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:33,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:46:33,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878845226] [2022-02-20 23:46:33,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:33,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-02-20 23:46:33,105 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:33,106 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,128 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:33,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:46:33,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:33,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:46:33,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:46:33,129 INFO L87 Difference]: Start difference. First operand 105 states and 111 transitions. Second operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:33,478 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2022-02-20 23:46:33,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 23:46:33,478 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-02-20 23:46:33,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 142 transitions. [2022-02-20 23:46:33,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 142 transitions. [2022-02-20 23:46:33,481 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 142 transitions. [2022-02-20 23:46:33,576 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 142 edges. 142 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:33,577 INFO L225 Difference]: With dead ends: 126 [2022-02-20 23:46:33,577 INFO L226 Difference]: Without dead ends: 126 [2022-02-20 23:46:33,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-20 23:46:33,578 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 297 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:33,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [297 Valid, 130 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:33,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-02-20 23:46:33,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 102. [2022-02-20 23:46:33,580 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:33,580 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,580 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,580 INFO L87 Difference]: Start difference. First operand 126 states. Second operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:33,582 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2022-02-20 23:46:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 133 transitions. [2022-02-20 23:46:33,582 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:33,582 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:33,582 INFO L74 IsIncluded]: Start isIncluded. First operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 126 states. [2022-02-20 23:46:33,582 INFO L87 Difference]: Start difference. First operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 126 states. [2022-02-20 23:46:33,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:33,584 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2022-02-20 23:46:33,584 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 133 transitions. [2022-02-20 23:46:33,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:33,584 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:33,584 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:33,584 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:33,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 67 states have (on average 1.626865671641791) internal successors, (109), 101 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 109 transitions. [2022-02-20 23:46:33,585 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 109 transitions. Word has length 22 [2022-02-20 23:46:33,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:33,586 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 109 transitions. [2022-02-20 23:46:33,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2022-02-20 23:46:33,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-02-20 23:46:33,586 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:33,586 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:33,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-20 23:46:33,587 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr49REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:33,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:33,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1117654204, now seen corresponding path program 1 times [2022-02-20 23:46:33,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:33,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523199375] [2022-02-20 23:46:33,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:33,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:33,658 INFO L290 TraceCheckUtils]: 0: Hoare triple {6594#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(16, 2); {6594#true} is VALID [2022-02-20 23:46:33,658 INFO L290 TraceCheckUtils]: 1: Hoare triple {6594#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:33,659 INFO L290 TraceCheckUtils]: 2: Hoare triple {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:33,659 INFO L290 TraceCheckUtils]: 3: Hoare triple {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} is VALID [2022-02-20 23:46:33,659 INFO L290 TraceCheckUtils]: 4: Hoare triple {6596#(= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,660 INFO L290 TraceCheckUtils]: 5: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,660 INFO L290 TraceCheckUtils]: 6: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,661 INFO L290 TraceCheckUtils]: 7: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,661 INFO L290 TraceCheckUtils]: 8: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,662 INFO L290 TraceCheckUtils]: 9: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,663 INFO L290 TraceCheckUtils]: 10: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,666 INFO L290 TraceCheckUtils]: 11: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,666 INFO L290 TraceCheckUtils]: 12: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,667 INFO L290 TraceCheckUtils]: 13: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,667 INFO L290 TraceCheckUtils]: 14: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,668 INFO L290 TraceCheckUtils]: 15: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:33,668 INFO L290 TraceCheckUtils]: 16: Hoare triple {6597#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (<= (+ 8 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {6598#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} is VALID [2022-02-20 23:46:33,668 INFO L290 TraceCheckUtils]: 17: Hoare triple {6598#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} is VALID [2022-02-20 23:46:33,669 INFO L290 TraceCheckUtils]: 18: Hoare triple {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} is VALID [2022-02-20 23:46:33,669 INFO L290 TraceCheckUtils]: 19: Hoare triple {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} is VALID [2022-02-20 23:46:33,670 INFO L290 TraceCheckUtils]: 20: Hoare triple {6599#(and (<= 8 (select |#length| |ULTIMATE.start_main_~sl~1#1.base|)) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {6600#(and (<= 8 (select |#length| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0))} is VALID [2022-02-20 23:46:33,674 INFO L290 TraceCheckUtils]: 21: Hoare triple {6600#(and (<= 8 (select |#length| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0))} assume !(4 + destroy_sl_~sl#1.offset <= #length[destroy_sl_~sl#1.base] && 0 <= destroy_sl_~sl#1.offset); {6595#false} is VALID [2022-02-20 23:46:33,674 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 23:46:33,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:33,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523199375] [2022-02-20 23:46:33,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523199375] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:33,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:33,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 23:46:33,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248771382] [2022-02-20 23:46:33,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:33,678 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-02-20 23:46:33,678 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:33,678 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:33,693 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:33,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 23:46:33,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:33,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 23:46:33,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:46:33,695 INFO L87 Difference]: Start difference. First operand 102 states and 109 transitions. Second operand has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:34,118 INFO L93 Difference]: Finished difference Result 97 states and 103 transitions. [2022-02-20 23:46:34,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 23:46:34,118 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-02-20 23:46:34,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 107 transitions. [2022-02-20 23:46:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 107 transitions. [2022-02-20 23:46:34,122 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 107 transitions. [2022-02-20 23:46:34,189 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:34,190 INFO L225 Difference]: With dead ends: 97 [2022-02-20 23:46:34,190 INFO L226 Difference]: Without dead ends: 97 [2022-02-20 23:46:34,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-20 23:46:34,191 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 372 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:34,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [372 Valid, 90 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:34,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-02-20 23:46:34,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-02-20 23:46:34,194 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:34,194 INFO L82 GeneralOperation]: Start isEquivalent. First operand 97 states. Second operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,195 INFO L74 IsIncluded]: Start isIncluded. First operand 97 states. Second operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,195 INFO L87 Difference]: Start difference. First operand 97 states. Second operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:34,196 INFO L93 Difference]: Finished difference Result 97 states and 103 transitions. [2022-02-20 23:46:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2022-02-20 23:46:34,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:34,196 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:34,196 INFO L74 IsIncluded]: Start isIncluded. First operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 97 states. [2022-02-20 23:46:34,197 INFO L87 Difference]: Start difference. First operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 97 states. [2022-02-20 23:46:34,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:34,198 INFO L93 Difference]: Finished difference Result 97 states and 103 transitions. [2022-02-20 23:46:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2022-02-20 23:46:34,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:34,198 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:34,198 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:34,198 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 67 states have (on average 1.537313432835821) internal successors, (103), 96 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 103 transitions. [2022-02-20 23:46:34,199 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 103 transitions. Word has length 22 [2022-02-20 23:46:34,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:34,200 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 103 transitions. [2022-02-20 23:46:34,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2022-02-20 23:46:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 23:46:34,200 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:34,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:34,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-20 23:46:34,200 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr24REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:34,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:34,201 INFO L85 PathProgramCache]: Analyzing trace with hash -287576677, now seen corresponding path program 1 times [2022-02-20 23:46:34,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:34,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920570770] [2022-02-20 23:46:34,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:34,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:34,446 INFO L290 TraceCheckUtils]: 0: Hoare triple {6997#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(16, 2); {6997#true} is VALID [2022-02-20 23:46:34,446 INFO L290 TraceCheckUtils]: 1: Hoare triple {6997#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {6999#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:34,447 INFO L290 TraceCheckUtils]: 2: Hoare triple {6999#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {7000#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:34,447 INFO L290 TraceCheckUtils]: 3: Hoare triple {7000#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {7001#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,448 INFO L290 TraceCheckUtils]: 4: Hoare triple {7001#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {7002#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,448 INFO L290 TraceCheckUtils]: 5: Hoare triple {7002#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {7002#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,449 INFO L290 TraceCheckUtils]: 6: Hoare triple {7002#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {7003#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,449 INFO L290 TraceCheckUtils]: 7: Hoare triple {7003#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {7004#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,453 INFO L290 TraceCheckUtils]: 8: Hoare triple {7004#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {7004#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,454 INFO L290 TraceCheckUtils]: 9: Hoare triple {7004#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {7003#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:34,454 INFO L290 TraceCheckUtils]: 10: Hoare triple {7003#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {7005#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:34,455 INFO L290 TraceCheckUtils]: 11: Hoare triple {7005#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {7005#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:34,455 INFO L290 TraceCheckUtils]: 12: Hoare triple {7005#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {7006#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:34,456 INFO L290 TraceCheckUtils]: 13: Hoare triple {7006#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {7007#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:34,456 INFO L290 TraceCheckUtils]: 14: Hoare triple {7007#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {7008#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:34,457 INFO L290 TraceCheckUtils]: 15: Hoare triple {7008#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {7009#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:34,458 INFO L290 TraceCheckUtils]: 16: Hoare triple {7009#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {7010#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 1)} is VALID [2022-02-20 23:46:34,458 INFO L290 TraceCheckUtils]: 17: Hoare triple {7010#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 1)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {7011#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} is VALID [2022-02-20 23:46:34,458 INFO L290 TraceCheckUtils]: 18: Hoare triple {7011#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {7011#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} is VALID [2022-02-20 23:46:34,459 INFO L290 TraceCheckUtils]: 19: Hoare triple {7011#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {7012#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:34,459 INFO L290 TraceCheckUtils]: 20: Hoare triple {7012#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 1)} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {7013#(= (select |#valid| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 1)} is VALID [2022-02-20 23:46:34,460 INFO L290 TraceCheckUtils]: 21: Hoare triple {7013#(= (select |#valid| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 1)} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {7014#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:34,460 INFO L290 TraceCheckUtils]: 22: Hoare triple {7014#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} assume !(1 == #valid[sl_random_insert_~a2~0#1.base]); {6998#false} is VALID [2022-02-20 23:46:34,461 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 23:46:34,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:34,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920570770] [2022-02-20 23:46:34,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920570770] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:34,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:34,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-20 23:46:34,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229407970] [2022-02-20 23:46:34,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:34,462 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 23:46:34,462 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:34,462 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:34,476 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 23:46:34,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 23:46:34,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:34,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 23:46:34,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2022-02-20 23:46:34,477 INFO L87 Difference]: Start difference. First operand 97 states and 103 transitions. Second operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:36,439 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2022-02-20 23:46:36,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-20 23:46:36,439 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 23:46:36,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 184 transitions. [2022-02-20 23:46:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 184 transitions. [2022-02-20 23:46:36,441 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 184 transitions. [2022-02-20 23:46:36,583 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 184 edges. 184 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:36,585 INFO L225 Difference]: With dead ends: 165 [2022-02-20 23:46:36,585 INFO L226 Difference]: Without dead ends: 165 [2022-02-20 23:46:36,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=180, Invalid=876, Unknown=0, NotChecked=0, Total=1056 [2022-02-20 23:46:36,585 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 409 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:36,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [409 Valid, 891 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-20 23:46:36,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-02-20 23:46:36,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 98. [2022-02-20 23:46:36,587 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:36,587 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,587 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,588 INFO L87 Difference]: Start difference. First operand 165 states. Second operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:36,589 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2022-02-20 23:46:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 177 transitions. [2022-02-20 23:46:36,590 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:36,590 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:36,590 INFO L74 IsIncluded]: Start isIncluded. First operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 165 states. [2022-02-20 23:46:36,590 INFO L87 Difference]: Start difference. First operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 165 states. [2022-02-20 23:46:36,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:36,592 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2022-02-20 23:46:36,592 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 177 transitions. [2022-02-20 23:46:36,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:36,593 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:36,593 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:36,593 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 97 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 106 transitions. [2022-02-20 23:46:36,594 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 106 transitions. Word has length 23 [2022-02-20 23:46:36,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:36,594 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 106 transitions. [2022-02-20 23:46:36,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2022-02-20 23:46:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 23:46:36,595 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:36,595 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:36,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-20 23:46:36,595 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr25REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:36,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:36,596 INFO L85 PathProgramCache]: Analyzing trace with hash -287576676, now seen corresponding path program 1 times [2022-02-20 23:46:36,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:36,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984353344] [2022-02-20 23:46:36,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:36,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:36,955 INFO L290 TraceCheckUtils]: 0: Hoare triple {7640#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(16, 2); {7640#true} is VALID [2022-02-20 23:46:36,956 INFO L290 TraceCheckUtils]: 1: Hoare triple {7640#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {7642#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,957 INFO L290 TraceCheckUtils]: 2: Hoare triple {7642#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {7643#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:36,958 INFO L290 TraceCheckUtils]: 3: Hoare triple {7643#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {7644#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,958 INFO L290 TraceCheckUtils]: 4: Hoare triple {7644#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {7645#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,959 INFO L290 TraceCheckUtils]: 5: Hoare triple {7645#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {7645#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,960 INFO L290 TraceCheckUtils]: 6: Hoare triple {7645#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {7646#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:36,960 INFO L290 TraceCheckUtils]: 7: Hoare triple {7646#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {7647#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:36,961 INFO L290 TraceCheckUtils]: 8: Hoare triple {7647#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {7647#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:36,962 INFO L290 TraceCheckUtils]: 9: Hoare triple {7647#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {7648#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:36,963 INFO L290 TraceCheckUtils]: 10: Hoare triple {7648#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {7649#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:36,963 INFO L290 TraceCheckUtils]: 11: Hoare triple {7649#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {7649#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:36,964 INFO L290 TraceCheckUtils]: 12: Hoare triple {7649#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {7650#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,965 INFO L290 TraceCheckUtils]: 13: Hoare triple {7650#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {7651#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,965 INFO L290 TraceCheckUtils]: 14: Hoare triple {7651#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {7652#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:36,966 INFO L290 TraceCheckUtils]: 15: Hoare triple {7652#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {7653#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:36,967 INFO L290 TraceCheckUtils]: 16: Hoare triple {7653#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {7654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))))} is VALID [2022-02-20 23:46:36,967 INFO L290 TraceCheckUtils]: 17: Hoare triple {7654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {7655#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:36,968 INFO L290 TraceCheckUtils]: 18: Hoare triple {7655#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {7655#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:36,968 INFO L290 TraceCheckUtils]: 19: Hoare triple {7655#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {7656#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0))} is VALID [2022-02-20 23:46:36,969 INFO L290 TraceCheckUtils]: 20: Hoare triple {7656#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0))} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {7657#(and (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|)))} is VALID [2022-02-20 23:46:36,969 INFO L290 TraceCheckUtils]: 21: Hoare triple {7657#(and (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|)))} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {7658#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:36,970 INFO L290 TraceCheckUtils]: 22: Hoare triple {7658#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= 8 (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} assume !(4 + (4 + sl_random_insert_~a2~0#1.offset) <= #length[sl_random_insert_~a2~0#1.base] && 0 <= 4 + sl_random_insert_~a2~0#1.offset); {7641#false} is VALID [2022-02-20 23:46:36,970 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 23:46:36,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:36,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984353344] [2022-02-20 23:46:36,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984353344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:36,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:36,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-02-20 23:46:36,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033379278] [2022-02-20 23:46:36,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:36,971 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 23:46:36,971 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:36,971 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:36,991 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 23:46:36,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-20 23:46:36,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:36,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-20 23:46:36,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2022-02-20 23:46:36,992 INFO L87 Difference]: Start difference. First operand 98 states and 106 transitions. Second operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:39,462 INFO L93 Difference]: Finished difference Result 211 states and 228 transitions. [2022-02-20 23:46:39,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-20 23:46:39,462 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 23:46:39,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 231 transitions. [2022-02-20 23:46:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 231 transitions. [2022-02-20 23:46:39,464 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 231 transitions. [2022-02-20 23:46:39,654 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 231 edges. 231 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:39,656 INFO L225 Difference]: With dead ends: 211 [2022-02-20 23:46:39,656 INFO L226 Difference]: Without dead ends: 211 [2022-02-20 23:46:39,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=197, Invalid=993, Unknown=0, NotChecked=0, Total=1190 [2022-02-20 23:46:39,656 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 628 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:39,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 873 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-20 23:46:39,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-02-20 23:46:39,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 122. [2022-02-20 23:46:39,658 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:39,658 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,659 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,659 INFO L87 Difference]: Start difference. First operand 211 states. Second operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:39,661 INFO L93 Difference]: Finished difference Result 211 states and 228 transitions. [2022-02-20 23:46:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 228 transitions. [2022-02-20 23:46:39,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:39,661 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:39,662 INFO L74 IsIncluded]: Start isIncluded. First operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 211 states. [2022-02-20 23:46:39,662 INFO L87 Difference]: Start difference. First operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 211 states. [2022-02-20 23:46:39,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:39,665 INFO L93 Difference]: Finished difference Result 211 states and 228 transitions. [2022-02-20 23:46:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 228 transitions. [2022-02-20 23:46:39,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:39,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:39,665 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:39,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:39,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 96 states have (on average 1.5208333333333333) internal successors, (146), 121 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2022-02-20 23:46:39,667 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 23 [2022-02-20 23:46:39,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:39,667 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2022-02-20 23:46:39,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2022-02-20 23:46:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-02-20 23:46:39,669 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:39,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:39,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-20 23:46:39,669 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:39,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:39,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1449815588, now seen corresponding path program 1 times [2022-02-20 23:46:39,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:39,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365246782] [2022-02-20 23:46:39,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:39,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:39,731 INFO L290 TraceCheckUtils]: 0: Hoare triple {8448#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(16, 2); {8448#true} is VALID [2022-02-20 23:46:39,731 INFO L290 TraceCheckUtils]: 1: Hoare triple {8448#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,732 INFO L290 TraceCheckUtils]: 2: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,732 INFO L290 TraceCheckUtils]: 3: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,735 INFO L290 TraceCheckUtils]: 4: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,736 INFO L290 TraceCheckUtils]: 5: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,740 INFO L290 TraceCheckUtils]: 6: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,741 INFO L290 TraceCheckUtils]: 7: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,742 INFO L290 TraceCheckUtils]: 8: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,742 INFO L290 TraceCheckUtils]: 9: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,742 INFO L290 TraceCheckUtils]: 10: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,743 INFO L290 TraceCheckUtils]: 11: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,743 INFO L290 TraceCheckUtils]: 12: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,745 INFO L290 TraceCheckUtils]: 13: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,745 INFO L290 TraceCheckUtils]: 14: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,746 INFO L290 TraceCheckUtils]: 15: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,747 INFO L290 TraceCheckUtils]: 16: Hoare triple {8450#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| 1) |#StackHeapBarrier|)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {8451#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,747 INFO L290 TraceCheckUtils]: 17: Hoare triple {8451#(<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| 1) |#StackHeapBarrier|)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,747 INFO L290 TraceCheckUtils]: 18: Hoare triple {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,748 INFO L290 TraceCheckUtils]: 19: Hoare triple {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,748 INFO L290 TraceCheckUtils]: 20: Hoare triple {8452#(<= (+ |ULTIMATE.start_main_~sl~1#1.base| 1) |#StackHeapBarrier|)} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,749 INFO L290 TraceCheckUtils]: 21: Hoare triple {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,749 INFO L290 TraceCheckUtils]: 22: Hoare triple {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} assume !(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,749 INFO L290 TraceCheckUtils]: 23: Hoare triple {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} assume 0 == destroy_sl_~sl#1.offset; {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:39,749 INFO L290 TraceCheckUtils]: 24: Hoare triple {8453#(<= (+ |ULTIMATE.start_destroy_sl_~sl#1.base| 1) |#StackHeapBarrier|)} assume !(destroy_sl_~sl#1.base < #StackHeapBarrier); {8449#false} is VALID [2022-02-20 23:46:39,750 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 23:46:39,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:39,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365246782] [2022-02-20 23:46:39,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365246782] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:39,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:39,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:46:39,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301521886] [2022-02-20 23:46:39,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:39,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-02-20 23:46:39,752 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:39,752 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,768 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:39,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:46:39,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:39,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:46:39,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:46:39,769 INFO L87 Difference]: Start difference. First operand 122 states and 146 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:39,968 INFO L93 Difference]: Finished difference Result 121 states and 145 transitions. [2022-02-20 23:46:39,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 23:46:39,969 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-02-20 23:46:39,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 98 transitions. [2022-02-20 23:46:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:39,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 98 transitions. [2022-02-20 23:46:39,970 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 98 transitions. [2022-02-20 23:46:40,042 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:40,044 INFO L225 Difference]: With dead ends: 121 [2022-02-20 23:46:40,044 INFO L226 Difference]: Without dead ends: 121 [2022-02-20 23:46:40,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-20 23:46:40,044 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 258 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:40,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [258 Valid, 146 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 23:46:40,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2022-02-20 23:46:40,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2022-02-20 23:46:40,047 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:40,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 121 states. Second operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,047 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,047 INFO L87 Difference]: Start difference. First operand 121 states. Second operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:40,049 INFO L93 Difference]: Finished difference Result 121 states and 145 transitions. [2022-02-20 23:46:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 145 transitions. [2022-02-20 23:46:40,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:40,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:40,049 INFO L74 IsIncluded]: Start isIncluded. First operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 121 states. [2022-02-20 23:46:40,050 INFO L87 Difference]: Start difference. First operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 121 states. [2022-02-20 23:46:40,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:40,051 INFO L93 Difference]: Finished difference Result 121 states and 145 transitions. [2022-02-20 23:46:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 145 transitions. [2022-02-20 23:46:40,052 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:40,052 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:40,052 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:40,052 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 96 states have (on average 1.5104166666666667) internal successors, (145), 120 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 145 transitions. [2022-02-20 23:46:40,054 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 145 transitions. Word has length 25 [2022-02-20 23:46:40,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:40,054 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 145 transitions. [2022-02-20 23:46:40,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,055 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 145 transitions. [2022-02-20 23:46:40,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 23:46:40,055 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:40,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:40,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-20 23:46:40,056 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr54REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:40,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:40,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1702259996, now seen corresponding path program 1 times [2022-02-20 23:46:40,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:40,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695653032] [2022-02-20 23:46:40,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:40,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:40,294 INFO L290 TraceCheckUtils]: 0: Hoare triple {8946#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(16, 2); {8946#true} is VALID [2022-02-20 23:46:40,294 INFO L290 TraceCheckUtils]: 1: Hoare triple {8946#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {8948#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:40,295 INFO L290 TraceCheckUtils]: 2: Hoare triple {8948#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {8949#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:40,296 INFO L290 TraceCheckUtils]: 3: Hoare triple {8949#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {8950#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,296 INFO L290 TraceCheckUtils]: 4: Hoare triple {8950#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {8951#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,297 INFO L290 TraceCheckUtils]: 5: Hoare triple {8951#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {8951#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,297 INFO L290 TraceCheckUtils]: 6: Hoare triple {8951#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {8952#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,298 INFO L290 TraceCheckUtils]: 7: Hoare triple {8952#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {8953#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,299 INFO L290 TraceCheckUtils]: 8: Hoare triple {8953#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {8953#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,299 INFO L290 TraceCheckUtils]: 9: Hoare triple {8953#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {8952#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:40,300 INFO L290 TraceCheckUtils]: 10: Hoare triple {8952#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {8954#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:40,301 INFO L290 TraceCheckUtils]: 11: Hoare triple {8954#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {8954#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:40,301 INFO L290 TraceCheckUtils]: 12: Hoare triple {8954#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {8955#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:40,302 INFO L290 TraceCheckUtils]: 13: Hoare triple {8955#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {8956#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:40,303 INFO L290 TraceCheckUtils]: 14: Hoare triple {8956#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {8957#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:40,304 INFO L290 TraceCheckUtils]: 15: Hoare triple {8957#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {8958#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,304 INFO L290 TraceCheckUtils]: 16: Hoare triple {8958#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {8959#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,305 INFO L290 TraceCheckUtils]: 17: Hoare triple {8959#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 1)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,305 INFO L290 TraceCheckUtils]: 18: Hoare triple {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,305 INFO L290 TraceCheckUtils]: 19: Hoare triple {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,306 INFO L290 TraceCheckUtils]: 20: Hoare triple {8960#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 1)} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,306 INFO L290 TraceCheckUtils]: 21: Hoare triple {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,307 INFO L290 TraceCheckUtils]: 22: Hoare triple {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,307 INFO L290 TraceCheckUtils]: 23: Hoare triple {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,307 INFO L290 TraceCheckUtils]: 24: Hoare triple {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:46:40,308 INFO L290 TraceCheckUtils]: 25: Hoare triple {8961#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {8962#(= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1)} is VALID [2022-02-20 23:46:40,308 INFO L290 TraceCheckUtils]: 26: Hoare triple {8962#(= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1)} assume !(1 == #valid[destroy_sl_#t~mem28#1.base]); {8947#false} is VALID [2022-02-20 23:46:40,308 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 23:46:40,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:40,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695653032] [2022-02-20 23:46:40,309 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695653032] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:40,309 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:40,309 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-20 23:46:40,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667202099] [2022-02-20 23:46:40,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:40,309 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-20 23:46:40,309 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:40,309 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:40,332 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:40,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-20 23:46:40,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:40,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-20 23:46:40,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2022-02-20 23:46:40,332 INFO L87 Difference]: Start difference. First operand 121 states and 145 transitions. Second operand has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:41,653 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 23:46:41,654 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-20 23:46:41,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 152 transitions. [2022-02-20 23:46:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 152 transitions. [2022-02-20 23:46:41,655 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 152 transitions. [2022-02-20 23:46:41,772 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:41,774 INFO L225 Difference]: With dead ends: 166 [2022-02-20 23:46:41,774 INFO L226 Difference]: Without dead ends: 166 [2022-02-20 23:46:41,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=767, Unknown=0, NotChecked=0, Total=930 [2022-02-20 23:46:41,775 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 323 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:41,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 627 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 536 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 23:46:41,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-02-20 23:46:41,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 128. [2022-02-20 23:46:41,777 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:41,777 INFO L82 GeneralOperation]: Start isEquivalent. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,777 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,777 INFO L87 Difference]: Start difference. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:41,780 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions. [2022-02-20 23:46:41,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:41,780 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:41,780 INFO L74 IsIncluded]: Start isIncluded. First operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 166 states. [2022-02-20 23:46:41,781 INFO L87 Difference]: Start difference. First operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 166 states. [2022-02-20 23:46:41,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:41,785 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions. [2022-02-20 23:46:41,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:41,786 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:41,786 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:41,786 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 127 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 154 transitions. [2022-02-20 23:46:41,787 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 154 transitions. Word has length 27 [2022-02-20 23:46:41,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:41,787 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 154 transitions. [2022-02-20 23:46:41,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 154 transitions. [2022-02-20 23:46:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 23:46:41,788 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:41,788 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:41,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-20 23:46:41,788 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr55REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:41,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:41,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1702259995, now seen corresponding path program 1 times [2022-02-20 23:46:41,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:41,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163561602] [2022-02-20 23:46:41,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:41,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:42,166 INFO L290 TraceCheckUtils]: 0: Hoare triple {9619#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(16, 2); {9619#true} is VALID [2022-02-20 23:46:42,167 INFO L290 TraceCheckUtils]: 1: Hoare triple {9619#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {9621#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,168 INFO L290 TraceCheckUtils]: 2: Hoare triple {9621#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {9622#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:42,168 INFO L290 TraceCheckUtils]: 3: Hoare triple {9622#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {9623#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,169 INFO L290 TraceCheckUtils]: 4: Hoare triple {9623#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {9624#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,170 INFO L290 TraceCheckUtils]: 5: Hoare triple {9624#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {9624#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,170 INFO L290 TraceCheckUtils]: 6: Hoare triple {9624#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {9625#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:42,171 INFO L290 TraceCheckUtils]: 7: Hoare triple {9625#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {9626#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:42,172 INFO L290 TraceCheckUtils]: 8: Hoare triple {9626#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {9626#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} is VALID [2022-02-20 23:46:42,173 INFO L290 TraceCheckUtils]: 9: Hoare triple {9626#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (+ (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {9627#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:42,174 INFO L290 TraceCheckUtils]: 10: Hoare triple {9627#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {9628#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:42,174 INFO L290 TraceCheckUtils]: 11: Hoare triple {9628#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {9628#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:42,175 INFO L290 TraceCheckUtils]: 12: Hoare triple {9628#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {9629#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,175 INFO L290 TraceCheckUtils]: 13: Hoare triple {9629#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {9630#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,176 INFO L290 TraceCheckUtils]: 14: Hoare triple {9630#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {9631#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:42,177 INFO L290 TraceCheckUtils]: 15: Hoare triple {9631#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {9632#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:42,178 INFO L290 TraceCheckUtils]: 16: Hoare triple {9632#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {9633#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))))} is VALID [2022-02-20 23:46:42,178 INFO L290 TraceCheckUtils]: 17: Hoare triple {9633#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:42,178 INFO L290 TraceCheckUtils]: 18: Hoare triple {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:42,179 INFO L290 TraceCheckUtils]: 19: Hoare triple {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:42,179 INFO L290 TraceCheckUtils]: 20: Hoare triple {9634#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} is VALID [2022-02-20 23:46:42,180 INFO L290 TraceCheckUtils]: 21: Hoare triple {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} is VALID [2022-02-20 23:46:42,180 INFO L290 TraceCheckUtils]: 22: Hoare triple {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} is VALID [2022-02-20 23:46:42,181 INFO L290 TraceCheckUtils]: 23: Hoare triple {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} is VALID [2022-02-20 23:46:42,181 INFO L290 TraceCheckUtils]: 24: Hoare triple {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} is VALID [2022-02-20 23:46:42,182 INFO L290 TraceCheckUtils]: 25: Hoare triple {9635#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|))))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {9636#(and (<= 8 (select |#length| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)) (= |ULTIMATE.start_destroy_sl_#t~mem28#1.offset| 0))} is VALID [2022-02-20 23:46:42,182 INFO L290 TraceCheckUtils]: 26: Hoare triple {9636#(and (<= 8 (select |#length| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)) (= |ULTIMATE.start_destroy_sl_#t~mem28#1.offset| 0))} assume !(4 + destroy_sl_#t~mem28#1.offset <= #length[destroy_sl_#t~mem28#1.base] && 0 <= destroy_sl_#t~mem28#1.offset); {9620#false} is VALID [2022-02-20 23:46:42,182 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 23:46:42,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:42,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163561602] [2022-02-20 23:46:42,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163561602] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:42,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:42,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-20 23:46:42,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117096896] [2022-02-20 23:46:42,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:42,183 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-20 23:46:42,183 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:42,184 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:42,207 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:42,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 23:46:42,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:42,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 23:46:42,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2022-02-20 23:46:42,208 INFO L87 Difference]: Start difference. First operand 128 states and 154 transitions. Second operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:43,887 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:43,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 23:46:43,887 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-20 23:46:43,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:43,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 152 transitions. [2022-02-20 23:46:43,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 152 transitions. [2022-02-20 23:46:43,903 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 152 transitions. [2022-02-20 23:46:43,988 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:43,990 INFO L225 Difference]: With dead ends: 166 [2022-02-20 23:46:43,990 INFO L226 Difference]: Without dead ends: 166 [2022-02-20 23:46:43,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=179, Invalid=877, Unknown=0, NotChecked=0, Total=1056 [2022-02-20 23:46:43,991 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 320 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:43,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 682 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-20 23:46:43,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-02-20 23:46:43,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 128. [2022-02-20 23:46:43,992 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:43,992 INFO L82 GeneralOperation]: Start isEquivalent. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,993 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,993 INFO L87 Difference]: Start difference. First operand 166 states. Second operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:43,994 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:43,994 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions. [2022-02-20 23:46:43,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:43,994 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:43,995 INFO L74 IsIncluded]: Start isIncluded. First operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 166 states. [2022-02-20 23:46:43,995 INFO L87 Difference]: Start difference. First operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 166 states. [2022-02-20 23:46:43,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:43,997 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2022-02-20 23:46:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions. [2022-02-20 23:46:43,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:43,997 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:43,997 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:43,997 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 127 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 153 transitions. [2022-02-20 23:46:43,998 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 153 transitions. Word has length 27 [2022-02-20 23:46:43,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:43,999 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 153 transitions. [2022-02-20 23:46:43,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:43,999 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2022-02-20 23:46:43,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-02-20 23:46:43,999 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:43,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:43,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-20 23:46:44,000 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:44,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:44,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1264836991, now seen corresponding path program 1 times [2022-02-20 23:46:44,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:44,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312316264] [2022-02-20 23:46:44,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:44,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:44,233 INFO L290 TraceCheckUtils]: 0: Hoare triple {10295#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(16, 2); {10295#true} is VALID [2022-02-20 23:46:44,234 INFO L290 TraceCheckUtils]: 1: Hoare triple {10295#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {10297#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| 0)))} is VALID [2022-02-20 23:46:44,235 INFO L290 TraceCheckUtils]: 2: Hoare triple {10297#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| 0)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {10298#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:44,235 INFO L290 TraceCheckUtils]: 3: Hoare triple {10298#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {10299#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} is VALID [2022-02-20 23:46:44,236 INFO L290 TraceCheckUtils]: 4: Hoare triple {10299#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {10300#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} is VALID [2022-02-20 23:46:44,237 INFO L290 TraceCheckUtils]: 5: Hoare triple {10300#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {10300#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} is VALID [2022-02-20 23:46:44,237 INFO L290 TraceCheckUtils]: 6: Hoare triple {10300#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {10301#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,238 INFO L290 TraceCheckUtils]: 7: Hoare triple {10301#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {10302#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,238 INFO L290 TraceCheckUtils]: 8: Hoare triple {10302#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {10302#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,239 INFO L290 TraceCheckUtils]: 9: Hoare triple {10302#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {10303#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,240 INFO L290 TraceCheckUtils]: 10: Hoare triple {10303#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {10304#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} is VALID [2022-02-20 23:46:44,241 INFO L290 TraceCheckUtils]: 11: Hoare triple {10304#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {10304#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} is VALID [2022-02-20 23:46:44,241 INFO L290 TraceCheckUtils]: 12: Hoare triple {10304#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {10305#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,242 INFO L290 TraceCheckUtils]: 13: Hoare triple {10305#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {10306#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,242 INFO L290 TraceCheckUtils]: 14: Hoare triple {10306#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {10307#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:44,243 INFO L290 TraceCheckUtils]: 15: Hoare triple {10307#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {10308#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0))} is VALID [2022-02-20 23:46:44,244 INFO L290 TraceCheckUtils]: 16: Hoare triple {10308#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 0))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {10309#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0))} is VALID [2022-02-20 23:46:44,244 INFO L290 TraceCheckUtils]: 17: Hoare triple {10309#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:44,244 INFO L290 TraceCheckUtils]: 18: Hoare triple {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:44,245 INFO L290 TraceCheckUtils]: 19: Hoare triple {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:44,245 INFO L290 TraceCheckUtils]: 20: Hoare triple {10310#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {10311#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0))} is VALID [2022-02-20 23:46:44,245 INFO L290 TraceCheckUtils]: 21: Hoare triple {10311#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {10312#(not (= |ULTIMATE.start_destroy_sl_#t~mem30#1.base| 0))} is VALID [2022-02-20 23:46:44,246 INFO L290 TraceCheckUtils]: 22: Hoare triple {10312#(not (= |ULTIMATE.start_destroy_sl_#t~mem30#1.base| 0))} assume !(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {10296#false} is VALID [2022-02-20 23:46:44,246 INFO L290 TraceCheckUtils]: 23: Hoare triple {10296#false} assume 0 == destroy_sl_~sl#1.offset; {10296#false} is VALID [2022-02-20 23:46:44,246 INFO L290 TraceCheckUtils]: 24: Hoare triple {10296#false} assume destroy_sl_~sl#1.base < #StackHeapBarrier; {10296#false} is VALID [2022-02-20 23:46:44,246 INFO L290 TraceCheckUtils]: 25: Hoare triple {10296#false} assume 0 == destroy_sl_~sl#1.base || 1 == #valid[destroy_sl_~sl#1.base];call ULTIMATE.dealloc(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset); {10296#false} is VALID [2022-02-20 23:46:44,246 INFO L290 TraceCheckUtils]: 26: Hoare triple {10296#false} assume { :end_inline_destroy_sl } true;main_#res#1 := 0; {10296#false} is VALID [2022-02-20 23:46:44,247 INFO L290 TraceCheckUtils]: 27: Hoare triple {10296#false} assume !(#valid == main_old_#valid#1); {10296#false} is VALID [2022-02-20 23:46:44,247 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 23:46:44,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:44,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312316264] [2022-02-20 23:46:44,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312316264] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:44,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:44,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-02-20 23:46:44,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880162018] [2022-02-20 23:46:44,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:44,249 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-02-20 23:46:44,249 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:44,249 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:44,271 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:44,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 23:46:44,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:44,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 23:46:44,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-20 23:46:44,272 INFO L87 Difference]: Start difference. First operand 128 states and 153 transitions. Second operand has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,395 INFO L93 Difference]: Finished difference Result 159 states and 187 transitions. [2022-02-20 23:46:45,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 23:46:45,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-02-20 23:46:45,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2022-02-20 23:46:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2022-02-20 23:46:45,397 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 145 transitions. [2022-02-20 23:46:45,501 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:45,502 INFO L225 Difference]: With dead ends: 159 [2022-02-20 23:46:45,502 INFO L226 Difference]: Without dead ends: 159 [2022-02-20 23:46:45,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=162, Invalid=708, Unknown=0, NotChecked=0, Total=870 [2022-02-20 23:46:45,503 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 244 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:45,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [244 Valid, 604 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 23:46:45,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-02-20 23:46:45,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 128. [2022-02-20 23:46:45,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:45,506 INFO L82 GeneralOperation]: Start isEquivalent. First operand 159 states. Second operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,506 INFO L74 IsIncluded]: Start isIncluded. First operand 159 states. Second operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,506 INFO L87 Difference]: Start difference. First operand 159 states. Second operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,507 INFO L93 Difference]: Finished difference Result 159 states and 187 transitions. [2022-02-20 23:46:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2022-02-20 23:46:45,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:45,508 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:45,508 INFO L74 IsIncluded]: Start isIncluded. First operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 159 states. [2022-02-20 23:46:45,508 INFO L87 Difference]: Start difference. First operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 159 states. [2022-02-20 23:46:45,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,509 INFO L93 Difference]: Finished difference Result 159 states and 187 transitions. [2022-02-20 23:46:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2022-02-20 23:46:45,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:45,509 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:45,510 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:45,510 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 103 states have (on average 1.4757281553398058) internal successors, (152), 127 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 152 transitions. [2022-02-20 23:46:45,512 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 152 transitions. Word has length 28 [2022-02-20 23:46:45,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:45,512 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 152 transitions. [2022-02-20 23:46:45,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 152 transitions. [2022-02-20 23:46:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 23:46:45,513 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:45,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:45,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-20 23:46:45,513 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr30REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:45,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:45,513 INFO L85 PathProgramCache]: Analyzing trace with hash -2059816375, now seen corresponding path program 1 times [2022-02-20 23:46:45,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:45,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341446478] [2022-02-20 23:46:45,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:45,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:45,557 INFO L290 TraceCheckUtils]: 0: Hoare triple {10944#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(16, 2); {10944#true} is VALID [2022-02-20 23:46:45,557 INFO L290 TraceCheckUtils]: 1: Hoare triple {10944#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {10944#true} is VALID [2022-02-20 23:46:45,557 INFO L290 TraceCheckUtils]: 2: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 3: Hoare triple {10944#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 4: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 5: Hoare triple {10944#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 6: Hoare triple {10944#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 7: Hoare triple {10944#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 8: Hoare triple {10944#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 9: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {10944#true} is VALID [2022-02-20 23:46:45,558 INFO L290 TraceCheckUtils]: 10: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 11: Hoare triple {10944#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 12: Hoare triple {10944#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 13: Hoare triple {10944#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 14: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 15: Hoare triple {10944#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {10944#true} is VALID [2022-02-20 23:46:45,559 INFO L290 TraceCheckUtils]: 16: Hoare triple {10944#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 17: Hoare triple {10944#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 18: Hoare triple {10944#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 19: Hoare triple {10944#true} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 20: Hoare triple {10944#true} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 21: Hoare triple {10944#true} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {10944#true} is VALID [2022-02-20 23:46:45,560 INFO L290 TraceCheckUtils]: 22: Hoare triple {10944#true} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,561 INFO L290 TraceCheckUtils]: 23: Hoare triple {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,562 INFO L290 TraceCheckUtils]: 24: Hoare triple {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,563 INFO L290 TraceCheckUtils]: 25: Hoare triple {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} assume sl_random_insert_#t~short16#1;assume -2147483648 <= sl_random_insert_#t~nondet15#1 && sl_random_insert_#t~nondet15#1 <= 2147483647;sl_random_insert_#t~short16#1 := 0 != sl_random_insert_#t~nondet15#1; {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,564 INFO L290 TraceCheckUtils]: 26: Hoare triple {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,565 INFO L290 TraceCheckUtils]: 27: Hoare triple {10946#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1)} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {10947#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1)} is VALID [2022-02-20 23:46:45,565 INFO L290 TraceCheckUtils]: 28: Hoare triple {10947#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1)} assume !(1 == #valid[sl_random_insert_~a1~0#1.base]); {10945#false} is VALID [2022-02-20 23:46:45,565 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 23:46:45,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:45,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341446478] [2022-02-20 23:46:45,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341446478] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:45,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:45,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 23:46:45,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378711250] [2022-02-20 23:46:45,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:45,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 23:46:45,567 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:45,567 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,584 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:45,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 23:46:45,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:45,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 23:46:45,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 23:46:45,585 INFO L87 Difference]: Start difference. First operand 128 states and 152 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,780 INFO L93 Difference]: Finished difference Result 146 states and 169 transitions. [2022-02-20 23:46:45,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 23:46:45,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 23:46:45,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:45,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 124 transitions. [2022-02-20 23:46:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 124 transitions. [2022-02-20 23:46:45,782 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 124 transitions. [2022-02-20 23:46:45,864 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:45,865 INFO L225 Difference]: With dead ends: 146 [2022-02-20 23:46:45,865 INFO L226 Difference]: Without dead ends: 146 [2022-02-20 23:46:45,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:46:45,865 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 113 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:45,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 131 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:45,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2022-02-20 23:46:45,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 127. [2022-02-20 23:46:45,867 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:45,867 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,867 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,867 INFO L87 Difference]: Start difference. First operand 146 states. Second operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,869 INFO L93 Difference]: Finished difference Result 146 states and 169 transitions. [2022-02-20 23:46:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 169 transitions. [2022-02-20 23:46:45,869 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:45,869 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:45,869 INFO L74 IsIncluded]: Start isIncluded. First operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 146 states. [2022-02-20 23:46:45,871 INFO L87 Difference]: Start difference. First operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 146 states. [2022-02-20 23:46:45,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:45,873 INFO L93 Difference]: Finished difference Result 146 states and 169 transitions. [2022-02-20 23:46:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 169 transitions. [2022-02-20 23:46:45,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:45,874 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:45,874 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:45,874 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:45,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 126 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 150 transitions. [2022-02-20 23:46:45,876 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 150 transitions. Word has length 29 [2022-02-20 23:46:45,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:45,876 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 150 transitions. [2022-02-20 23:46:45,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2022-02-20 23:46:45,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 23:46:45,876 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:45,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:45,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-20 23:46:45,877 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr31REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:45,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:45,877 INFO L85 PathProgramCache]: Analyzing trace with hash -2059816374, now seen corresponding path program 1 times [2022-02-20 23:46:45,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:45,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141259881] [2022-02-20 23:46:45,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:45,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:46,167 INFO L290 TraceCheckUtils]: 0: Hoare triple {11518#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(16, 2); {11518#true} is VALID [2022-02-20 23:46:46,168 INFO L290 TraceCheckUtils]: 1: Hoare triple {11518#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {11520#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,168 INFO L290 TraceCheckUtils]: 2: Hoare triple {11520#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {11521#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:46,169 INFO L290 TraceCheckUtils]: 3: Hoare triple {11521#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {11522#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,170 INFO L290 TraceCheckUtils]: 4: Hoare triple {11522#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {11523#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,170 INFO L290 TraceCheckUtils]: 5: Hoare triple {11523#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {11523#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,171 INFO L290 TraceCheckUtils]: 6: Hoare triple {11523#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {11524#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,172 INFO L290 TraceCheckUtils]: 7: Hoare triple {11524#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {11525#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,172 INFO L290 TraceCheckUtils]: 8: Hoare triple {11525#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {11525#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,173 INFO L290 TraceCheckUtils]: 9: Hoare triple {11525#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {11526#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,174 INFO L290 TraceCheckUtils]: 10: Hoare triple {11526#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {11527#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:46,174 INFO L290 TraceCheckUtils]: 11: Hoare triple {11527#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {11527#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:46,175 INFO L290 TraceCheckUtils]: 12: Hoare triple {11527#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {11528#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,175 INFO L290 TraceCheckUtils]: 13: Hoare triple {11528#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {11529#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,176 INFO L290 TraceCheckUtils]: 14: Hoare triple {11529#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {11530#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:46,176 INFO L290 TraceCheckUtils]: 15: Hoare triple {11530#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {11531#(= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))} is VALID [2022-02-20 23:46:46,177 INFO L290 TraceCheckUtils]: 16: Hoare triple {11531#(= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {11532#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0)} is VALID [2022-02-20 23:46:46,177 INFO L290 TraceCheckUtils]: 17: Hoare triple {11532#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {11533#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} is VALID [2022-02-20 23:46:46,178 INFO L290 TraceCheckUtils]: 18: Hoare triple {11533#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {11533#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} is VALID [2022-02-20 23:46:46,178 INFO L290 TraceCheckUtils]: 19: Hoare triple {11533#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {11534#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0)} is VALID [2022-02-20 23:46:46,178 INFO L290 TraceCheckUtils]: 20: Hoare triple {11534#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0)} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {11535#(= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0)} is VALID [2022-02-20 23:46:46,179 INFO L290 TraceCheckUtils]: 21: Hoare triple {11535#(= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0)} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {11536#(= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)} is VALID [2022-02-20 23:46:46,179 INFO L290 TraceCheckUtils]: 22: Hoare triple {11536#(= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:46,180 INFO L290 TraceCheckUtils]: 23: Hoare triple {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:46,180 INFO L290 TraceCheckUtils]: 24: Hoare triple {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:46,181 INFO L290 TraceCheckUtils]: 25: Hoare triple {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} assume sl_random_insert_#t~short16#1;assume -2147483648 <= sl_random_insert_#t~nondet15#1 && sl_random_insert_#t~nondet15#1 <= 2147483647;sl_random_insert_#t~short16#1 := 0 != sl_random_insert_#t~nondet15#1; {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:46,181 INFO L290 TraceCheckUtils]: 26: Hoare triple {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:46:46,181 INFO L290 TraceCheckUtils]: 27: Hoare triple {11537#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {11538#(and (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (<= 0 |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|))} is VALID [2022-02-20 23:46:46,182 INFO L290 TraceCheckUtils]: 28: Hoare triple {11538#(and (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (<= 0 |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|))} assume !(4 + sl_random_insert_~a1~0#1.offset <= #length[sl_random_insert_~a1~0#1.base] && 0 <= sl_random_insert_~a1~0#1.offset); {11519#false} is VALID [2022-02-20 23:46:46,182 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 23:46:46,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:46,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141259881] [2022-02-20 23:46:46,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141259881] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:46,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:46,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-20 23:46:46,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841082641] [2022-02-20 23:46:46,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:46,183 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 23:46:46,183 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:46,183 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:46,200 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:46,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-20 23:46:46,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:46,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-20 23:46:46,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2022-02-20 23:46:46,201 INFO L87 Difference]: Start difference. First operand 127 states and 150 transitions. Second operand has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:47,631 INFO L93 Difference]: Finished difference Result 202 states and 223 transitions. [2022-02-20 23:46:47,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 23:46:47,631 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 23:46:47,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 219 transitions. [2022-02-20 23:46:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 219 transitions. [2022-02-20 23:46:47,635 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 219 transitions. [2022-02-20 23:46:47,829 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 219 edges. 219 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:47,831 INFO L225 Difference]: With dead ends: 202 [2022-02-20 23:46:47,831 INFO L226 Difference]: Without dead ends: 202 [2022-02-20 23:46:47,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=1043, Unknown=0, NotChecked=0, Total=1260 [2022-02-20 23:46:47,832 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 622 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 622 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:47,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [622 Valid, 941 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 23:46:47,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-02-20 23:46:47,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 132. [2022-02-20 23:46:47,834 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:47,834 INFO L82 GeneralOperation]: Start isEquivalent. First operand 202 states. Second operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,834 INFO L74 IsIncluded]: Start isIncluded. First operand 202 states. Second operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,834 INFO L87 Difference]: Start difference. First operand 202 states. Second operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:47,838 INFO L93 Difference]: Finished difference Result 202 states and 223 transitions. [2022-02-20 23:46:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 223 transitions. [2022-02-20 23:46:47,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:47,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:47,839 INFO L74 IsIncluded]: Start isIncluded. First operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 202 states. [2022-02-20 23:46:47,839 INFO L87 Difference]: Start difference. First operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 202 states. [2022-02-20 23:46:47,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:47,842 INFO L93 Difference]: Finished difference Result 202 states and 223 transitions. [2022-02-20 23:46:47,842 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 223 transitions. [2022-02-20 23:46:47,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:47,842 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:47,842 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:47,842 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:47,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 110 states have (on average 1.4181818181818182) internal successors, (156), 131 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 156 transitions. [2022-02-20 23:46:47,844 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 156 transitions. Word has length 29 [2022-02-20 23:46:47,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:47,845 INFO L470 AbstractCegarLoop]: Abstraction has 132 states and 156 transitions. [2022-02-20 23:46:47,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 1.45) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2022-02-20 23:46:47,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-02-20 23:46:47,845 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:47,845 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:47,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-20 23:46:47,845 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:47,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:47,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1348537848, now seen corresponding path program 1 times [2022-02-20 23:46:47,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:47,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843592023] [2022-02-20 23:46:47,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:47,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:48,101 INFO L290 TraceCheckUtils]: 0: Hoare triple {12309#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(16, 2); {12309#true} is VALID [2022-02-20 23:46:48,102 INFO L290 TraceCheckUtils]: 1: Hoare triple {12309#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {12311#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,103 INFO L290 TraceCheckUtils]: 2: Hoare triple {12311#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {12312#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:48,103 INFO L290 TraceCheckUtils]: 3: Hoare triple {12312#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {12313#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,104 INFO L290 TraceCheckUtils]: 4: Hoare triple {12313#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {12314#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,105 INFO L290 TraceCheckUtils]: 5: Hoare triple {12314#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {12314#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,105 INFO L290 TraceCheckUtils]: 6: Hoare triple {12314#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {12315#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,106 INFO L290 TraceCheckUtils]: 7: Hoare triple {12315#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {12316#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,106 INFO L290 TraceCheckUtils]: 8: Hoare triple {12316#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {12316#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,107 INFO L290 TraceCheckUtils]: 9: Hoare triple {12316#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {12317#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,108 INFO L290 TraceCheckUtils]: 10: Hoare triple {12317#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {12318#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:48,108 INFO L290 TraceCheckUtils]: 11: Hoare triple {12318#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {12318#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:48,109 INFO L290 TraceCheckUtils]: 12: Hoare triple {12318#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {12319#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,110 INFO L290 TraceCheckUtils]: 13: Hoare triple {12319#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {12320#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,110 INFO L290 TraceCheckUtils]: 14: Hoare triple {12320#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {12321#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:48,111 INFO L290 TraceCheckUtils]: 15: Hoare triple {12321#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {12322#(= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))} is VALID [2022-02-20 23:46:48,111 INFO L290 TraceCheckUtils]: 16: Hoare triple {12322#(= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {12323#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0)} is VALID [2022-02-20 23:46:48,112 INFO L290 TraceCheckUtils]: 17: Hoare triple {12323#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} is VALID [2022-02-20 23:46:48,112 INFO L290 TraceCheckUtils]: 18: Hoare triple {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} is VALID [2022-02-20 23:46:48,112 INFO L290 TraceCheckUtils]: 19: Hoare triple {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} is VALID [2022-02-20 23:46:48,113 INFO L290 TraceCheckUtils]: 20: Hoare triple {12324#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0)} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} is VALID [2022-02-20 23:46:48,113 INFO L290 TraceCheckUtils]: 21: Hoare triple {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} is VALID [2022-02-20 23:46:48,113 INFO L290 TraceCheckUtils]: 22: Hoare triple {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} is VALID [2022-02-20 23:46:48,114 INFO L290 TraceCheckUtils]: 23: Hoare triple {12325#(= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 0)} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {12326#(= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| 0)} is VALID [2022-02-20 23:46:48,114 INFO L290 TraceCheckUtils]: 24: Hoare triple {12326#(= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| 0)} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} is VALID [2022-02-20 23:46:48,115 INFO L290 TraceCheckUtils]: 25: Hoare triple {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} is VALID [2022-02-20 23:46:48,115 INFO L290 TraceCheckUtils]: 26: Hoare triple {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} is VALID [2022-02-20 23:46:48,116 INFO L290 TraceCheckUtils]: 27: Hoare triple {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} is VALID [2022-02-20 23:46:48,116 INFO L290 TraceCheckUtils]: 28: Hoare triple {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} is VALID [2022-02-20 23:46:48,116 INFO L290 TraceCheckUtils]: 29: Hoare triple {12327#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)} assume !(0 == destroy_sl_~tmp~0#1.offset); {12310#false} is VALID [2022-02-20 23:46:48,116 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 23:46:48,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:48,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843592023] [2022-02-20 23:46:48,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843592023] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:48,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:48,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-02-20 23:46:48,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744353222] [2022-02-20 23:46:48,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:48,117 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-02-20 23:46:48,117 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:48,117 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:48,140 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:48,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-20 23:46:48,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:48,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-20 23:46:48,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2022-02-20 23:46:48,141 INFO L87 Difference]: Start difference. First operand 132 states and 156 transitions. Second operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:49,580 INFO L93 Difference]: Finished difference Result 173 states and 202 transitions. [2022-02-20 23:46:49,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 23:46:49,580 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-02-20 23:46:49,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 152 transitions. [2022-02-20 23:46:49,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 152 transitions. [2022-02-20 23:46:49,582 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 152 transitions. [2022-02-20 23:46:49,692 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:49,694 INFO L225 Difference]: With dead ends: 173 [2022-02-20 23:46:49,694 INFO L226 Difference]: Without dead ends: 173 [2022-02-20 23:46:49,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=178, Invalid=814, Unknown=0, NotChecked=0, Total=992 [2022-02-20 23:46:49,694 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 201 mSDsluCounter, 804 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 866 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:49,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [201 Valid, 866 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 23:46:49,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-02-20 23:46:49,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 135. [2022-02-20 23:46:49,696 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:49,696 INFO L82 GeneralOperation]: Start isEquivalent. First operand 173 states. Second operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,697 INFO L74 IsIncluded]: Start isIncluded. First operand 173 states. Second operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,697 INFO L87 Difference]: Start difference. First operand 173 states. Second operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:49,699 INFO L93 Difference]: Finished difference Result 173 states and 202 transitions. [2022-02-20 23:46:49,699 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 202 transitions. [2022-02-20 23:46:49,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:49,699 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:49,699 INFO L74 IsIncluded]: Start isIncluded. First operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 173 states. [2022-02-20 23:46:49,700 INFO L87 Difference]: Start difference. First operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 173 states. [2022-02-20 23:46:49,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:49,702 INFO L93 Difference]: Finished difference Result 173 states and 202 transitions. [2022-02-20 23:46:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 202 transitions. [2022-02-20 23:46:49,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:49,702 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:49,702 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:49,702 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 113 states have (on average 1.407079646017699) internal successors, (159), 134 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 159 transitions. [2022-02-20 23:46:49,704 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 159 transitions. Word has length 30 [2022-02-20 23:46:49,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:49,704 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 159 transitions. [2022-02-20 23:46:49,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 19 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2022-02-20 23:46:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-02-20 23:46:49,705 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:49,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:49,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-20 23:46:49,705 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr24REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:49,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:49,706 INFO L85 PathProgramCache]: Analyzing trace with hash 570254421, now seen corresponding path program 1 times [2022-02-20 23:46:49,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:49,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526234224] [2022-02-20 23:46:49,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:49,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:50,427 INFO L290 TraceCheckUtils]: 0: Hoare triple {13010#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(16, 2); {13010#true} is VALID [2022-02-20 23:46:50,428 INFO L290 TraceCheckUtils]: 1: Hoare triple {13010#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {13012#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:50,428 INFO L290 TraceCheckUtils]: 2: Hoare triple {13012#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {13013#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:46:50,429 INFO L290 TraceCheckUtils]: 3: Hoare triple {13013#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {13014#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:50,430 INFO L290 TraceCheckUtils]: 4: Hoare triple {13014#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {13015#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:50,431 INFO L290 TraceCheckUtils]: 5: Hoare triple {13015#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {13015#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:50,431 INFO L290 TraceCheckUtils]: 6: Hoare triple {13015#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {13016#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:50,432 INFO L290 TraceCheckUtils]: 7: Hoare triple {13016#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {13017#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:50,433 INFO L290 TraceCheckUtils]: 8: Hoare triple {13017#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {13018#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:50,434 INFO L290 TraceCheckUtils]: 9: Hoare triple {13018#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {13019#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:46:50,435 INFO L290 TraceCheckUtils]: 10: Hoare triple {13019#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {13020#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,435 INFO L290 TraceCheckUtils]: 11: Hoare triple {13020#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {13020#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,436 INFO L290 TraceCheckUtils]: 12: Hoare triple {13020#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {13021#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,437 INFO L290 TraceCheckUtils]: 13: Hoare triple {13021#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {13022#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,438 INFO L290 TraceCheckUtils]: 14: Hoare triple {13022#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {13023#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,439 INFO L290 TraceCheckUtils]: 15: Hoare triple {13023#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {13024#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:50,440 INFO L290 TraceCheckUtils]: 16: Hoare triple {13024#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {13025#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} is VALID [2022-02-20 23:46:50,440 INFO L290 TraceCheckUtils]: 17: Hoare triple {13025#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {13026#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:50,441 INFO L290 TraceCheckUtils]: 18: Hoare triple {13026#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {13026#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} is VALID [2022-02-20 23:46:50,441 INFO L290 TraceCheckUtils]: 19: Hoare triple {13026#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 0))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {13027#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 4)))} is VALID [2022-02-20 23:46:50,442 INFO L290 TraceCheckUtils]: 20: Hoare triple {13027#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|) 0) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 4)))} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {13028#(and (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 4)))} is VALID [2022-02-20 23:46:50,443 INFO L290 TraceCheckUtils]: 21: Hoare triple {13028#(and (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| 0) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 4)))} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {13029#(and (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 4))))} is VALID [2022-02-20 23:46:50,443 INFO L290 TraceCheckUtils]: 22: Hoare triple {13029#(and (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 4)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 4))))} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {13030#(and (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) |ULTIMATE.start_sl_random_insert_#t~mem13#1.base|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) |ULTIMATE.start_sl_random_insert_#t~mem13#1.offset|))} is VALID [2022-02-20 23:46:50,444 INFO L290 TraceCheckUtils]: 23: Hoare triple {13030#(and (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) |ULTIMATE.start_sl_random_insert_#t~mem13#1.base|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) (+ |ULTIMATE.start_sl_random_insert_~sl#1.offset| 4)) |ULTIMATE.start_sl_random_insert_#t~mem13#1.offset|))} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {13031#(and (= |ULTIMATE.start_sl_random_insert_#t~mem14#1.base| |ULTIMATE.start_sl_random_insert_#t~mem13#1.base|) (= |ULTIMATE.start_sl_random_insert_#t~mem14#1.offset| |ULTIMATE.start_sl_random_insert_#t~mem13#1.offset|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0))} is VALID [2022-02-20 23:46:50,444 INFO L290 TraceCheckUtils]: 24: Hoare triple {13031#(and (= |ULTIMATE.start_sl_random_insert_#t~mem14#1.base| |ULTIMATE.start_sl_random_insert_#t~mem13#1.base|) (= |ULTIMATE.start_sl_random_insert_#t~mem14#1.offset| |ULTIMATE.start_sl_random_insert_#t~mem13#1.offset|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0))} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {13032#(and (not |ULTIMATE.start_sl_random_insert_#t~short16#1|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0))} is VALID [2022-02-20 23:46:50,444 INFO L290 TraceCheckUtils]: 25: Hoare triple {13032#(and (not |ULTIMATE.start_sl_random_insert_#t~short16#1|) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0))} assume sl_random_insert_#t~short16#1;assume -2147483648 <= sl_random_insert_#t~nondet15#1 && sl_random_insert_#t~nondet15#1 <= 2147483647;sl_random_insert_#t~short16#1 := 0 != sl_random_insert_#t~nondet15#1; {13011#false} is VALID [2022-02-20 23:46:50,444 INFO L290 TraceCheckUtils]: 26: Hoare triple {13011#false} assume !!sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {13011#false} is VALID [2022-02-20 23:46:50,445 INFO L290 TraceCheckUtils]: 27: Hoare triple {13011#false} SUMMARY for call sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L550 {13011#false} is VALID [2022-02-20 23:46:50,445 INFO L290 TraceCheckUtils]: 28: Hoare triple {13011#false} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset;havoc sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset; {13011#false} is VALID [2022-02-20 23:46:50,445 INFO L290 TraceCheckUtils]: 29: Hoare triple {13011#false} assume !(1 == #valid[sl_random_insert_~a2~0#1.base]); {13011#false} is VALID [2022-02-20 23:46:50,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:46:50,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:50,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526234224] [2022-02-20 23:46:50,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526234224] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:50,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:50,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-20 23:46:50,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256904460] [2022-02-20 23:46:50,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:50,446 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-02-20 23:46:50,446 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:50,446 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:50,474 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:50,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-20 23:46:50,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:50,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-20 23:46:50,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2022-02-20 23:46:50,475 INFO L87 Difference]: Start difference. First operand 135 states and 159 transitions. Second operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:53,293 INFO L93 Difference]: Finished difference Result 140 states and 156 transitions. [2022-02-20 23:46:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-20 23:46:53,293 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-02-20 23:46:53,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 133 transitions. [2022-02-20 23:46:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 133 transitions. [2022-02-20 23:46:53,295 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 133 transitions. [2022-02-20 23:46:53,422 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:53,423 INFO L225 Difference]: With dead ends: 140 [2022-02-20 23:46:53,423 INFO L226 Difference]: Without dead ends: 140 [2022-02-20 23:46:53,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=267, Invalid=1455, Unknown=0, NotChecked=0, Total=1722 [2022-02-20 23:46:53,425 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 232 mSDsluCounter, 907 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 964 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:53,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 964 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-20 23:46:53,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-02-20 23:46:53,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 134. [2022-02-20 23:46:53,441 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:53,441 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,441 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,441 INFO L87 Difference]: Start difference. First operand 140 states. Second operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:53,442 INFO L93 Difference]: Finished difference Result 140 states and 156 transitions. [2022-02-20 23:46:53,442 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 156 transitions. [2022-02-20 23:46:53,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:53,443 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:53,443 INFO L74 IsIncluded]: Start isIncluded. First operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 140 states. [2022-02-20 23:46:53,443 INFO L87 Difference]: Start difference. First operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 140 states. [2022-02-20 23:46:53,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:53,444 INFO L93 Difference]: Finished difference Result 140 states and 156 transitions. [2022-02-20 23:46:53,444 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 156 transitions. [2022-02-20 23:46:53,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:53,445 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:53,445 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:53,445 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2022-02-20 23:46:53,446 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 30 [2022-02-20 23:46:53,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:53,446 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2022-02-20 23:46:53,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2022-02-20 23:46:53,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-02-20 23:46:53,447 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:53,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:53,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-20 23:46:53,447 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:53,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:53,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1144999879, now seen corresponding path program 1 times [2022-02-20 23:46:53,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:53,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921173589] [2022-02-20 23:46:53,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:53,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:53,718 INFO L290 TraceCheckUtils]: 0: Hoare triple {13627#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(16, 2); {13627#true} is VALID [2022-02-20 23:46:53,719 INFO L290 TraceCheckUtils]: 1: Hoare triple {13627#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {13629#(and (<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,720 INFO L290 TraceCheckUtils]: 2: Hoare triple {13629#(and (<= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {13630#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:53,720 INFO L290 TraceCheckUtils]: 3: Hoare triple {13630#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {13631#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} is VALID [2022-02-20 23:46:53,721 INFO L290 TraceCheckUtils]: 4: Hoare triple {13631#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {13632#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} is VALID [2022-02-20 23:46:53,721 INFO L290 TraceCheckUtils]: 5: Hoare triple {13632#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {13632#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} is VALID [2022-02-20 23:46:53,722 INFO L290 TraceCheckUtils]: 6: Hoare triple {13632#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {13633#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,722 INFO L290 TraceCheckUtils]: 7: Hoare triple {13633#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {13634#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,723 INFO L290 TraceCheckUtils]: 8: Hoare triple {13634#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {13634#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,724 INFO L290 TraceCheckUtils]: 9: Hoare triple {13634#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {13635#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,725 INFO L290 TraceCheckUtils]: 10: Hoare triple {13635#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {13636#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} is VALID [2022-02-20 23:46:53,725 INFO L290 TraceCheckUtils]: 11: Hoare triple {13636#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {13636#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} is VALID [2022-02-20 23:46:53,725 INFO L290 TraceCheckUtils]: 12: Hoare triple {13636#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {13637#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,726 INFO L290 TraceCheckUtils]: 13: Hoare triple {13637#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {13638#(and (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,726 INFO L290 TraceCheckUtils]: 14: Hoare triple {13638#(and (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {13639#(and (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:53,727 INFO L290 TraceCheckUtils]: 15: Hoare triple {13639#(and (<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {13640#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,727 INFO L290 TraceCheckUtils]: 16: Hoare triple {13640#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) 1) |#StackHeapBarrier|)} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {13641#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,728 INFO L290 TraceCheckUtils]: 17: Hoare triple {13641#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) 1) |#StackHeapBarrier|)} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,728 INFO L290 TraceCheckUtils]: 18: Hoare triple {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,728 INFO L290 TraceCheckUtils]: 19: Hoare triple {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,729 INFO L290 TraceCheckUtils]: 20: Hoare triple {13642#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|) 1) |#StackHeapBarrier|)} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,729 INFO L290 TraceCheckUtils]: 21: Hoare triple {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,729 INFO L290 TraceCheckUtils]: 22: Hoare triple {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,730 INFO L290 TraceCheckUtils]: 23: Hoare triple {13643#(<= (+ (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) 1) |#StackHeapBarrier|)} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {13644#(<= (+ |ULTIMATE.start_destroy_sl_#t~mem27#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,730 INFO L290 TraceCheckUtils]: 24: Hoare triple {13644#(<= (+ |ULTIMATE.start_destroy_sl_#t~mem27#1.base| 1) |#StackHeapBarrier|)} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,730 INFO L290 TraceCheckUtils]: 25: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,730 INFO L290 TraceCheckUtils]: 26: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,731 INFO L290 TraceCheckUtils]: 27: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,731 INFO L290 TraceCheckUtils]: 28: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,731 INFO L290 TraceCheckUtils]: 29: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} assume 0 == destroy_sl_~tmp~0#1.offset; {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} is VALID [2022-02-20 23:46:53,731 INFO L290 TraceCheckUtils]: 30: Hoare triple {13645#(<= (+ |ULTIMATE.start_destroy_sl_~tmp~0#1.base| 1) |#StackHeapBarrier|)} assume !(destroy_sl_~tmp~0#1.base < #StackHeapBarrier); {13628#false} is VALID [2022-02-20 23:46:53,732 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 23:46:53,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:53,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921173589] [2022-02-20 23:46:53,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921173589] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:53,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:53,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-02-20 23:46:53,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272195247] [2022-02-20 23:46:53,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:53,732 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-02-20 23:46:53,732 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:53,733 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:53,751 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 23:46:53,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-20 23:46:53,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:53,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-20 23:46:53,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2022-02-20 23:46:53,751 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:54,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:54,948 INFO L93 Difference]: Finished difference Result 150 states and 166 transitions. [2022-02-20 23:46:54,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 23:46:54,948 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-02-20 23:46:54,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:54,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 145 transitions. [2022-02-20 23:46:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 145 transitions. [2022-02-20 23:46:54,951 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 145 transitions. [2022-02-20 23:46:55,031 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:55,034 INFO L225 Difference]: With dead ends: 150 [2022-02-20 23:46:55,034 INFO L226 Difference]: Without dead ends: 150 [2022-02-20 23:46:55,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=178, Invalid=814, Unknown=0, NotChecked=0, Total=992 [2022-02-20 23:46:55,035 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 205 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 741 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:55,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [205 Valid, 741 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 23:46:55,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-02-20 23:46:55,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 135. [2022-02-20 23:46:55,065 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:55,066 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,066 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,066 INFO L87 Difference]: Start difference. First operand 150 states. Second operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:55,067 INFO L93 Difference]: Finished difference Result 150 states and 166 transitions. [2022-02-20 23:46:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2022-02-20 23:46:55,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:55,067 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:55,068 INFO L74 IsIncluded]: Start isIncluded. First operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 150 states. [2022-02-20 23:46:55,068 INFO L87 Difference]: Start difference. First operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 150 states. [2022-02-20 23:46:55,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:55,069 INFO L93 Difference]: Finished difference Result 150 states and 166 transitions. [2022-02-20 23:46:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2022-02-20 23:46:55,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:55,069 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:55,069 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:55,069 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 157 transitions. [2022-02-20 23:46:55,071 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 157 transitions. Word has length 31 [2022-02-20 23:46:55,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:55,071 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 157 transitions. [2022-02-20 23:46:55,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 157 transitions. [2022-02-20 23:46:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-02-20 23:46:55,072 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:55,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:55,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-20 23:46:55,072 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:55,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:55,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1135258090, now seen corresponding path program 1 times [2022-02-20 23:46:55,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:55,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848090036] [2022-02-20 23:46:55,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:55,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 0: Hoare triple {14259#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(16, 2); {14259#true} is VALID [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 1: Hoare triple {14259#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {14259#true} is VALID [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 2: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {14259#true} is VALID [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 3: Hoare triple {14259#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {14259#true} is VALID [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 4: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {14259#true} is VALID [2022-02-20 23:46:55,125 INFO L290 TraceCheckUtils]: 5: Hoare triple {14259#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 6: Hoare triple {14259#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 7: Hoare triple {14259#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 8: Hoare triple {14259#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 9: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 10: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 11: Hoare triple {14259#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 12: Hoare triple {14259#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {14259#true} is VALID [2022-02-20 23:46:55,126 INFO L290 TraceCheckUtils]: 13: Hoare triple {14259#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 14: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 15: Hoare triple {14259#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 16: Hoare triple {14259#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 17: Hoare triple {14259#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 18: Hoare triple {14259#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 19: Hoare triple {14259#true} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 20: Hoare triple {14259#true} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,127 INFO L290 TraceCheckUtils]: 21: Hoare triple {14259#true} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {14259#true} is VALID [2022-02-20 23:46:55,128 INFO L290 TraceCheckUtils]: 22: Hoare triple {14259#true} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {14259#true} is VALID [2022-02-20 23:46:55,128 INFO L290 TraceCheckUtils]: 23: Hoare triple {14259#true} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {14261#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|)} is VALID [2022-02-20 23:46:55,128 INFO L290 TraceCheckUtils]: 24: Hoare triple {14261#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|)} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {14262#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)} is VALID [2022-02-20 23:46:55,129 INFO L290 TraceCheckUtils]: 25: Hoare triple {14262#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {14263#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)} is VALID [2022-02-20 23:46:55,129 INFO L290 TraceCheckUtils]: 26: Hoare triple {14263#(= |ULTIMATE.start_destroy_sl_~tmp~0#1.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} is VALID [2022-02-20 23:46:55,129 INFO L290 TraceCheckUtils]: 27: Hoare triple {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} is VALID [2022-02-20 23:46:55,130 INFO L290 TraceCheckUtils]: 28: Hoare triple {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} is VALID [2022-02-20 23:46:55,130 INFO L290 TraceCheckUtils]: 29: Hoare triple {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} assume 0 == destroy_sl_~tmp~0#1.offset; {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} is VALID [2022-02-20 23:46:55,130 INFO L290 TraceCheckUtils]: 30: Hoare triple {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} is VALID [2022-02-20 23:46:55,131 INFO L290 TraceCheckUtils]: 31: Hoare triple {14264#(= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1)} assume !(0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base]); {14260#false} is VALID [2022-02-20 23:46:55,131 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 23:46:55,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:55,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848090036] [2022-02-20 23:46:55,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848090036] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:46:55,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:46:55,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:46:55,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975249768] [2022-02-20 23:46:55,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:46:55,132 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2022-02-20 23:46:55,132 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:55,132 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,152 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:55,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:46:55,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:55,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:46:55,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:46:55,153 INFO L87 Difference]: Start difference. First operand 135 states and 157 transitions. Second operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:55,419 INFO L93 Difference]: Finished difference Result 134 states and 156 transitions. [2022-02-20 23:46:55,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 23:46:55,420 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2022-02-20 23:46:55,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:46:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 94 transitions. [2022-02-20 23:46:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 94 transitions. [2022-02-20 23:46:55,421 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 94 transitions. [2022-02-20 23:46:55,468 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:55,469 INFO L225 Difference]: With dead ends: 134 [2022-02-20 23:46:55,469 INFO L226 Difference]: Without dead ends: 134 [2022-02-20 23:46:55,469 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-02-20 23:46:55,470 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 9 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 23:46:55,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 315 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 23:46:55,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-02-20 23:46:55,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2022-02-20 23:46:55,472 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:46:55,472 INFO L82 GeneralOperation]: Start isEquivalent. First operand 134 states. Second operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,472 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,472 INFO L87 Difference]: Start difference. First operand 134 states. Second operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:55,473 INFO L93 Difference]: Finished difference Result 134 states and 156 transitions. [2022-02-20 23:46:55,474 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2022-02-20 23:46:55,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:55,474 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:55,474 INFO L74 IsIncluded]: Start isIncluded. First operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 134 states. [2022-02-20 23:46:55,474 INFO L87 Difference]: Start difference. First operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 134 states. [2022-02-20 23:46:55,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:46:55,475 INFO L93 Difference]: Finished difference Result 134 states and 156 transitions. [2022-02-20 23:46:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2022-02-20 23:46:55,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:46:55,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:46:55,476 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:46:55,476 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:46:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 113 states have (on average 1.3805309734513274) internal successors, (156), 133 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2022-02-20 23:46:55,477 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 32 [2022-02-20 23:46:55,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:46:55,477 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2022-02-20 23:46:55,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2022-02-20 23:46:55,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-20 23:46:55,478 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:46:55,478 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:46:55,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-20 23:46:55,478 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr48REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:46:55,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:46:55,479 INFO L85 PathProgramCache]: Analyzing trace with hash 833262606, now seen corresponding path program 1 times [2022-02-20 23:46:55,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:46:55,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193005286] [2022-02-20 23:46:55,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:55,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:46:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:55,772 INFO L290 TraceCheckUtils]: 0: Hoare triple {14809#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(16, 2); {14809#true} is VALID [2022-02-20 23:46:55,773 INFO L290 TraceCheckUtils]: 1: Hoare triple {14809#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {14811#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:55,774 INFO L290 TraceCheckUtils]: 2: Hoare triple {14811#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {14812#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,774 INFO L290 TraceCheckUtils]: 3: Hoare triple {14812#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {14813#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,775 INFO L290 TraceCheckUtils]: 4: Hoare triple {14813#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,775 INFO L290 TraceCheckUtils]: 5: Hoare triple {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,776 INFO L290 TraceCheckUtils]: 6: Hoare triple {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {14815#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,777 INFO L290 TraceCheckUtils]: 7: Hoare triple {14815#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {14816#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,777 INFO L290 TraceCheckUtils]: 8: Hoare triple {14816#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {14816#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,778 INFO L290 TraceCheckUtils]: 9: Hoare triple {14816#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {14815#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,779 INFO L290 TraceCheckUtils]: 10: Hoare triple {14815#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,779 INFO L290 TraceCheckUtils]: 11: Hoare triple {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,780 INFO L290 TraceCheckUtils]: 12: Hoare triple {14814#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {14817#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,780 INFO L290 TraceCheckUtils]: 13: Hoare triple {14817#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {14818#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,781 INFO L290 TraceCheckUtils]: 14: Hoare triple {14818#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {14819#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:55,782 INFO L290 TraceCheckUtils]: 15: Hoare triple {14819#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {14812#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:55,782 INFO L290 TraceCheckUtils]: 16: Hoare triple {14812#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {14820#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} is VALID [2022-02-20 23:46:55,783 INFO L290 TraceCheckUtils]: 17: Hoare triple {14820#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} is VALID [2022-02-20 23:46:55,783 INFO L290 TraceCheckUtils]: 18: Hoare triple {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} is VALID [2022-02-20 23:46:55,784 INFO L290 TraceCheckUtils]: 19: Hoare triple {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} is VALID [2022-02-20 23:46:55,784 INFO L290 TraceCheckUtils]: 20: Hoare triple {14821#(and (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,785 INFO L290 TraceCheckUtils]: 21: Hoare triple {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,785 INFO L290 TraceCheckUtils]: 22: Hoare triple {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,786 INFO L290 TraceCheckUtils]: 23: Hoare triple {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {14823#(and (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,786 INFO L290 TraceCheckUtils]: 24: Hoare triple {14823#(and (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,786 INFO L290 TraceCheckUtils]: 25: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,787 INFO L290 TraceCheckUtils]: 26: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,787 INFO L290 TraceCheckUtils]: 27: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,788 INFO L290 TraceCheckUtils]: 28: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,788 INFO L290 TraceCheckUtils]: 29: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,789 INFO L290 TraceCheckUtils]: 30: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:55,789 INFO L290 TraceCheckUtils]: 31: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base];call ULTIMATE.dealloc(destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset); {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} is VALID [2022-02-20 23:46:55,789 INFO L290 TraceCheckUtils]: 32: Hoare triple {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} assume !(1 == #valid[destroy_sl_~sl#1.base]); {14810#false} is VALID [2022-02-20 23:46:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:46:55,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:46:55,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193005286] [2022-02-20 23:46:55,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193005286] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 23:46:55,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581856309] [2022-02-20 23:46:55,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:46:55,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 23:46:55,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:46:55,792 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 23:46:55,794 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 23:46:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:55,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 58 conjunts are in the unsatisfiable core [2022-02-20 23:46:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:46:55,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:46:56,070 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 10 treesize of output 8 [2022-02-20 23:46:56,116 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 11 treesize of output 7 [2022-02-20 23:46:56,159 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 23:46:56,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-20 23:46:56,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:46:56,222 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 22 treesize of output 21 [2022-02-20 23:46:56,373 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:46:56,373 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 36 treesize of output 35 [2022-02-20 23:46:56,398 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:46:56,398 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 29 treesize of output 30 [2022-02-20 23:46:56,515 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:46:56,515 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 40 treesize of output 39 [2022-02-20 23:46:56,546 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:46:56,546 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 31 treesize of output 32 [2022-02-20 23:46:56,810 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 0 case distinctions, treesize of input 24 treesize of output 12 [2022-02-20 23:46:56,894 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-02-20 23:46:56,902 INFO L290 TraceCheckUtils]: 0: Hoare triple {14809#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(16, 2); {14809#true} is VALID [2022-02-20 23:46:56,903 INFO L290 TraceCheckUtils]: 1: Hoare triple {14809#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {14832#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,904 INFO L290 TraceCheckUtils]: 2: Hoare triple {14832#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {14836#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:46:56,904 INFO L290 TraceCheckUtils]: 3: Hoare triple {14836#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {14840#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,905 INFO L290 TraceCheckUtils]: 4: Hoare triple {14840#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,905 INFO L290 TraceCheckUtils]: 5: Hoare triple {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,906 INFO L290 TraceCheckUtils]: 6: Hoare triple {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {14851#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,907 INFO L290 TraceCheckUtils]: 7: Hoare triple {14851#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {14855#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|))} is VALID [2022-02-20 23:46:56,907 INFO L290 TraceCheckUtils]: 8: Hoare triple {14855#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {14855#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|))} is VALID [2022-02-20 23:46:56,909 INFO L290 TraceCheckUtils]: 9: Hoare triple {14855#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {14851#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,910 INFO L290 TraceCheckUtils]: 10: Hoare triple {14851#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,910 INFO L290 TraceCheckUtils]: 11: Hoare triple {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,911 INFO L290 TraceCheckUtils]: 12: Hoare triple {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {14871#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:56,912 INFO L290 TraceCheckUtils]: 13: Hoare triple {14871#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {14875#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:56,913 INFO L290 TraceCheckUtils]: 14: Hoare triple {14875#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {14871#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:46:56,913 INFO L290 TraceCheckUtils]: 15: Hoare triple {14871#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:56,914 INFO L290 TraceCheckUtils]: 16: Hoare triple {14844#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {14885#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))))} is VALID [2022-02-20 23:46:56,915 INFO L290 TraceCheckUtils]: 17: Hoare triple {14885#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} is VALID [2022-02-20 23:46:56,915 INFO L290 TraceCheckUtils]: 18: Hoare triple {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} is VALID [2022-02-20 23:46:56,916 INFO L290 TraceCheckUtils]: 19: Hoare triple {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} is VALID [2022-02-20 23:46:56,916 INFO L290 TraceCheckUtils]: 20: Hoare triple {14889#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {14899#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0))} is VALID [2022-02-20 23:46:56,917 INFO L290 TraceCheckUtils]: 21: Hoare triple {14899#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {14903#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,918 INFO L290 TraceCheckUtils]: 22: Hoare triple {14903#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {14903#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,919 INFO L290 TraceCheckUtils]: 23: Hoare triple {14903#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {14910#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,919 INFO L290 TraceCheckUtils]: 24: Hoare triple {14910#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {14914#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,920 INFO L290 TraceCheckUtils]: 25: Hoare triple {14914#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,920 INFO L290 TraceCheckUtils]: 26: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,921 INFO L290 TraceCheckUtils]: 27: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,921 INFO L290 TraceCheckUtils]: 28: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,922 INFO L290 TraceCheckUtils]: 29: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,922 INFO L290 TraceCheckUtils]: 30: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:56,923 INFO L290 TraceCheckUtils]: 31: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base];call ULTIMATE.dealloc(destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset); {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} is VALID [2022-02-20 23:46:56,923 INFO L290 TraceCheckUtils]: 32: Hoare triple {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} assume !(1 == #valid[destroy_sl_~sl#1.base]); {14810#false} is VALID [2022-02-20 23:46:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:46:56,923 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 23:46:57,011 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 6 treesize of output 4 [2022-02-20 23:46:57,101 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,114 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| v_ArrVal_1050) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,123 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1050) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,131 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1051) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,141 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049))) (store .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1051)) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,153 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (let ((.cse0 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049))) (store .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1051)) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,169 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (let ((.cse0 (store (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1048) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049))) (store .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1051)) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,178 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049))) (store .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1051)) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,191 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (let ((.cse1 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse0 (let ((.cse2 (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|))) (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| .cse2) (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049)))) (store .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse1) v_ArrVal_1051))) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) is different from false [2022-02-20 23:46:57,306 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 23:46:57,306 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 2 case distinctions, treesize of input 73 treesize of output 58 [2022-02-20 23:46:57,322 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 23:46:57,323 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 2 case distinctions, treesize of input 75 treesize of output 79 [2022-02-20 23:46:57,344 INFO L356 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-02-20 23:46:57,347 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 419 treesize of output 325 [2022-02-20 23:46:57,368 INFO L356 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-02-20 23:46:57,369 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 184 treesize of output 156 [2022-02-20 23:46:57,377 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 156 treesize of output 148 [2022-02-20 23:46:57,391 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-02-20 23:46:57,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-02-20 23:46:57,450 INFO L290 TraceCheckUtils]: 32: Hoare triple {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} assume !(1 == #valid[destroy_sl_~sl#1.base]); {14810#false} is VALID [2022-02-20 23:46:57,450 INFO L290 TraceCheckUtils]: 31: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base];call ULTIMATE.dealloc(destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset); {14825#(= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1)} is VALID [2022-02-20 23:46:57,451 INFO L290 TraceCheckUtils]: 30: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,451 INFO L290 TraceCheckUtils]: 29: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,452 INFO L290 TraceCheckUtils]: 28: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,452 INFO L290 TraceCheckUtils]: 27: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,453 INFO L290 TraceCheckUtils]: 26: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,453 INFO L290 TraceCheckUtils]: 25: Hoare triple {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,454 INFO L290 TraceCheckUtils]: 24: Hoare triple {14823#(and (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {14824#(and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,454 INFO L290 TraceCheckUtils]: 23: Hoare triple {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {14823#(and (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,455 INFO L290 TraceCheckUtils]: 22: Hoare triple {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,455 INFO L290 TraceCheckUtils]: 21: Hoare triple {14972#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {14822#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:46:57,455 INFO L290 TraceCheckUtils]: 20: Hoare triple {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {14972#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~sl#1.base|))} is VALID [2022-02-20 23:46:57,456 INFO L290 TraceCheckUtils]: 19: Hoare triple {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} is VALID [2022-02-20 23:46:57,456 INFO L290 TraceCheckUtils]: 18: Hoare triple {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} is VALID [2022-02-20 23:46:57,456 INFO L290 TraceCheckUtils]: 17: Hoare triple {14986#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {14976#(not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)))} is VALID [2022-02-20 23:46:57,457 INFO L290 TraceCheckUtils]: 16: Hoare triple {14990#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {14986#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)))} is VALID [2022-02-20 23:46:57,458 INFO L290 TraceCheckUtils]: 15: Hoare triple {14994#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {14990#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:57,459 INFO L290 TraceCheckUtils]: 14: Hoare triple {14998#(forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| v_ArrVal_1050) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {14994#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,459 INFO L290 TraceCheckUtils]: 13: Hoare triple {15002#(forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1050) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {14998#(forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| v_ArrVal_1050) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,461 INFO L290 TraceCheckUtils]: 12: Hoare triple {15006#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {15002#(forall ((v_ArrVal_1051 (Array Int Int)) (v_ArrVal_1050 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1050) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,461 INFO L290 TraceCheckUtils]: 11: Hoare triple {15006#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {15006#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,462 INFO L290 TraceCheckUtils]: 10: Hoare triple {15013#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {15006#(forall ((v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,464 WARN L290 TraceCheckUtils]: 9: Hoare triple {15017#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {15013#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is UNKNOWN [2022-02-20 23:46:57,465 INFO L290 TraceCheckUtils]: 8: Hoare triple {15017#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {15017#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,466 INFO L290 TraceCheckUtils]: 7: Hoare triple {15024#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {15017#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,466 INFO L290 TraceCheckUtils]: 6: Hoare triple {15028#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {15024#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1048 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1048) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,467 INFO L290 TraceCheckUtils]: 5: Hoare triple {15028#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {15028#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,468 INFO L290 TraceCheckUtils]: 4: Hoare triple {15035#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {15028#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,469 INFO L290 TraceCheckUtils]: 3: Hoare triple {15039#(forall ((|v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) 0)) (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {15035#(forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:46:57,470 INFO L290 TraceCheckUtils]: 2: Hoare triple {14811#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {15039#(forall ((|v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) 0)) (forall ((v_ArrVal_1049 (Array Int Int)) (v_ArrVal_1051 (Array Int Int))) (not (= (select (select (store (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|)) (select (store (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |v_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base_6|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) v_ArrVal_1049) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) v_ArrVal_1051) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))))} is VALID [2022-02-20 23:46:57,471 INFO L290 TraceCheckUtils]: 1: Hoare triple {14809#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {14811#(not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))} is VALID [2022-02-20 23:46:57,471 INFO L290 TraceCheckUtils]: 0: Hoare triple {14809#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(16, 2); {14809#true} is VALID [2022-02-20 23:46:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:46:57,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581856309] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 23:46:57,473 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 23:46:57,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 20] total 44 [2022-02-20 23:46:57,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40395058] [2022-02-20 23:46:57,473 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 23:46:57,474 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2022-02-20 23:46:57,474 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:46:57,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:46:57,568 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 76 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-02-20 23:46:57,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-02-20 23:46:57,569 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:46:57,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-02-20 23:46:57,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1131, Unknown=9, NotChecked=684, Total=1980 [2022-02-20 23:46:57,570 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:00,528 INFO L93 Difference]: Finished difference Result 148 states and 165 transitions. [2022-02-20 23:47:00,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-20 23:47:00,528 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2022-02-20 23:47:00,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:00,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 143 transitions. [2022-02-20 23:47:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 143 transitions. [2022-02-20 23:47:00,530 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 143 transitions. [2022-02-20 23:47:00,673 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 143 edges. 143 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:00,675 INFO L225 Difference]: With dead ends: 148 [2022-02-20 23:47:00,675 INFO L226 Difference]: Without dead ends: 148 [2022-02-20 23:47:00,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 39 SyntacticMatches, 6 SemanticMatches, 56 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 572 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=344, Invalid=2035, Unknown=9, NotChecked=918, Total=3306 [2022-02-20 23:47:00,677 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 327 mSDsluCounter, 1295 mSDsCounter, 0 mSdLazyCounter, 837 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 1352 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 872 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:00,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 1352 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 837 Invalid, 0 Unknown, 872 Unchecked, 0.8s Time] [2022-02-20 23:47:00,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-02-20 23:47:00,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 135. [2022-02-20 23:47:00,679 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:00,679 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,679 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,680 INFO L87 Difference]: Start difference. First operand 148 states. Second operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:00,681 INFO L93 Difference]: Finished difference Result 148 states and 165 transitions. [2022-02-20 23:47:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2022-02-20 23:47:00,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:00,681 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:00,682 INFO L74 IsIncluded]: Start isIncluded. First operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 148 states. [2022-02-20 23:47:00,682 INFO L87 Difference]: Start difference. First operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 148 states. [2022-02-20 23:47:00,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:00,683 INFO L93 Difference]: Finished difference Result 148 states and 165 transitions. [2022-02-20 23:47:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2022-02-20 23:47:00,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:00,683 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:00,684 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:00,684 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 114 states have (on average 1.3771929824561404) internal successors, (157), 134 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 157 transitions. [2022-02-20 23:47:00,685 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 157 transitions. Word has length 33 [2022-02-20 23:47:00,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:00,685 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 157 transitions. [2022-02-20 23:47:00,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 1.7727272727272727) internal successors, (78), 45 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 157 transitions. [2022-02-20 23:47:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-02-20 23:47:00,686 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:00,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:00,721 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 23:47:00,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-02-20 23:47:00,899 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr37REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:00,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:00,900 INFO L85 PathProgramCache]: Analyzing trace with hash 2032785906, now seen corresponding path program 1 times [2022-02-20 23:47:00,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:00,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312194374] [2022-02-20 23:47:00,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:00,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:01,004 INFO L290 TraceCheckUtils]: 0: Hoare triple {15658#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(16, 2); {15658#true} is VALID [2022-02-20 23:47:01,004 INFO L290 TraceCheckUtils]: 1: Hoare triple {15658#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {15658#true} is VALID [2022-02-20 23:47:01,004 INFO L290 TraceCheckUtils]: 2: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 3: Hoare triple {15658#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 4: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 5: Hoare triple {15658#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 6: Hoare triple {15658#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 7: Hoare triple {15658#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {15658#true} is VALID [2022-02-20 23:47:01,005 INFO L290 TraceCheckUtils]: 8: Hoare triple {15658#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 9: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 10: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 11: Hoare triple {15658#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 12: Hoare triple {15658#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 13: Hoare triple {15658#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {15658#true} is VALID [2022-02-20 23:47:01,006 INFO L290 TraceCheckUtils]: 14: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 15: Hoare triple {15658#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 16: Hoare triple {15658#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 17: Hoare triple {15658#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 18: Hoare triple {15658#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 19: Hoare triple {15658#true} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 20: Hoare triple {15658#true} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {15658#true} is VALID [2022-02-20 23:47:01,007 INFO L290 TraceCheckUtils]: 21: Hoare triple {15658#true} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {15658#true} is VALID [2022-02-20 23:47:01,008 INFO L290 TraceCheckUtils]: 22: Hoare triple {15658#true} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:47:01,009 INFO L290 TraceCheckUtils]: 23: Hoare triple {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:47:01,009 INFO L290 TraceCheckUtils]: 24: Hoare triple {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:47:01,010 INFO L290 TraceCheckUtils]: 25: Hoare triple {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} assume !sl_random_insert_#t~short16#1; {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:47:01,010 INFO L290 TraceCheckUtils]: 26: Hoare triple {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} is VALID [2022-02-20 23:47:01,011 INFO L290 TraceCheckUtils]: 27: Hoare triple {15660#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {15661#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0))} is VALID [2022-02-20 23:47:01,011 INFO L290 TraceCheckUtils]: 28: Hoare triple {15661#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0))} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {15662#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0))} is VALID [2022-02-20 23:47:01,012 INFO L290 TraceCheckUtils]: 29: Hoare triple {15662#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0))} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} is VALID [2022-02-20 23:47:01,013 INFO L290 TraceCheckUtils]: 30: Hoare triple {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} is VALID [2022-02-20 23:47:01,013 INFO L290 TraceCheckUtils]: 31: Hoare triple {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} assume sl_random_insert_#t~short21#1;assume -2147483648 <= sl_random_insert_#t~nondet20#1 && sl_random_insert_#t~nondet20#1 <= 2147483647;sl_random_insert_#t~short21#1 := 0 != sl_random_insert_#t~nondet20#1; {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} is VALID [2022-02-20 23:47:01,014 INFO L290 TraceCheckUtils]: 32: Hoare triple {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} assume !sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} is VALID [2022-02-20 23:47:01,015 INFO L290 TraceCheckUtils]: 33: Hoare triple {15663#(and (= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} call sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset := #Ultimate.allocOnHeap(8);sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset := sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset;havoc sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset; {15664#(and (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} is VALID [2022-02-20 23:47:01,015 INFO L290 TraceCheckUtils]: 34: Hoare triple {15664#(and (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 8) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 1) 0)))} assume !(4 + sl_random_insert_~a1~0#1.offset <= #length[sl_random_insert_~a1~0#1.base] && 0 <= sl_random_insert_~a1~0#1.offset); {15659#false} is VALID [2022-02-20 23:47:01,016 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 23:47:01,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:01,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312194374] [2022-02-20 23:47:01,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312194374] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:01,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:01,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 23:47:01,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138582449] [2022-02-20 23:47:01,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:01,017 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-02-20 23:47:01,017 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:01,017 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,040 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:01,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 23:47:01,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:47:01,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 23:47:01,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:47:01,041 INFO L87 Difference]: Start difference. First operand 135 states and 157 transitions. Second operand has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,476 INFO L93 Difference]: Finished difference Result 231 states and 263 transitions. [2022-02-20 23:47:01,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 23:47:01,476 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-02-20 23:47:01,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 194 transitions. [2022-02-20 23:47:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 194 transitions. [2022-02-20 23:47:01,483 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 194 transitions. [2022-02-20 23:47:01,643 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:01,645 INFO L225 Difference]: With dead ends: 231 [2022-02-20 23:47:01,646 INFO L226 Difference]: Without dead ends: 231 [2022-02-20 23:47:01,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:47:01,646 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 166 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:01,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 257 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:47:01,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-02-20 23:47:01,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 145. [2022-02-20 23:47:01,648 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:01,649 INFO L82 GeneralOperation]: Start isEquivalent. First operand 231 states. Second operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,649 INFO L74 IsIncluded]: Start isIncluded. First operand 231 states. Second operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,649 INFO L87 Difference]: Start difference. First operand 231 states. Second operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,652 INFO L93 Difference]: Finished difference Result 231 states and 263 transitions. [2022-02-20 23:47:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 263 transitions. [2022-02-20 23:47:01,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:01,652 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:01,653 INFO L74 IsIncluded]: Start isIncluded. First operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 231 states. [2022-02-20 23:47:01,653 INFO L87 Difference]: Start difference. First operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 231 states. [2022-02-20 23:47:01,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,655 INFO L93 Difference]: Finished difference Result 231 states and 263 transitions. [2022-02-20 23:47:01,656 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 263 transitions. [2022-02-20 23:47:01,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:01,656 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:01,656 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:01,657 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:01,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 124 states have (on average 1.3790322580645162) internal successors, (171), 144 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2022-02-20 23:47:01,658 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 35 [2022-02-20 23:47:01,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:01,658 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2022-02-20 23:47:01,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.833333333333333) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2022-02-20 23:47:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 23:47:01,659 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:01,659 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:01,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-20 23:47:01,660 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr38REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:01,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:01,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1408146296, now seen corresponding path program 1 times [2022-02-20 23:47:01,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:01,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838412584] [2022-02-20 23:47:01,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:01,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:01,697 INFO L290 TraceCheckUtils]: 0: Hoare triple {16505#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(16, 2); {16505#true} is VALID [2022-02-20 23:47:01,697 INFO L290 TraceCheckUtils]: 1: Hoare triple {16505#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {16505#true} is VALID [2022-02-20 23:47:01,697 INFO L290 TraceCheckUtils]: 2: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 3: Hoare triple {16505#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 4: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 5: Hoare triple {16505#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 6: Hoare triple {16505#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 7: Hoare triple {16505#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 8: Hoare triple {16505#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {16505#true} is VALID [2022-02-20 23:47:01,698 INFO L290 TraceCheckUtils]: 9: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 10: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 11: Hoare triple {16505#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 12: Hoare triple {16505#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 13: Hoare triple {16505#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 14: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {16505#true} is VALID [2022-02-20 23:47:01,699 INFO L290 TraceCheckUtils]: 15: Hoare triple {16505#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 16: Hoare triple {16505#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 17: Hoare triple {16505#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 18: Hoare triple {16505#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 19: Hoare triple {16505#true} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 20: Hoare triple {16505#true} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 21: Hoare triple {16505#true} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,700 INFO L290 TraceCheckUtils]: 22: Hoare triple {16505#true} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 23: Hoare triple {16505#true} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 24: Hoare triple {16505#true} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 25: Hoare triple {16505#true} assume !sl_random_insert_#t~short16#1; {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 26: Hoare triple {16505#true} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 27: Hoare triple {16505#true} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 28: Hoare triple {16505#true} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {16505#true} is VALID [2022-02-20 23:47:01,701 INFO L290 TraceCheckUtils]: 29: Hoare triple {16505#true} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {16505#true} is VALID [2022-02-20 23:47:01,702 INFO L290 TraceCheckUtils]: 30: Hoare triple {16505#true} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {16505#true} is VALID [2022-02-20 23:47:01,702 INFO L290 TraceCheckUtils]: 31: Hoare triple {16505#true} assume sl_random_insert_#t~short21#1;assume -2147483648 <= sl_random_insert_#t~nondet20#1 && sl_random_insert_#t~nondet20#1 <= 2147483647;sl_random_insert_#t~short21#1 := 0 != sl_random_insert_#t~nondet20#1; {16505#true} is VALID [2022-02-20 23:47:01,702 INFO L290 TraceCheckUtils]: 32: Hoare triple {16505#true} assume !sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {16505#true} is VALID [2022-02-20 23:47:01,702 INFO L290 TraceCheckUtils]: 33: Hoare triple {16505#true} call sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset := #Ultimate.allocOnHeap(8);sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset := sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset;havoc sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset; {16507#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~new~0#1.base|) 1)} is VALID [2022-02-20 23:47:01,703 INFO L290 TraceCheckUtils]: 34: Hoare triple {16507#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~new~0#1.base|) 1)} SUMMARY for call sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L555 {16507#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~new~0#1.base|) 1)} is VALID [2022-02-20 23:47:01,703 INFO L290 TraceCheckUtils]: 35: Hoare triple {16507#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~new~0#1.base|) 1)} assume !(1 == #valid[sl_random_insert_~new~0#1.base]); {16506#false} is VALID [2022-02-20 23:47:01,703 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 23:47:01,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:01,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838412584] [2022-02-20 23:47:01,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838412584] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:01,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:01,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:47:01,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192007133] [2022-02-20 23:47:01,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:01,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:01,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:01,705 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,726 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:01,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:47:01,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:47:01,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:47:01,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:01,728 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,850 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2022-02-20 23:47:01,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:47:01,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:01,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2022-02-20 23:47:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2022-02-20 23:47:01,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 116 transitions. [2022-02-20 23:47:01,932 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:01,933 INFO L225 Difference]: With dead ends: 161 [2022-02-20 23:47:01,933 INFO L226 Difference]: Without dead ends: 161 [2022-02-20 23:47:01,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:01,938 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 37 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:01,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 136 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 23:47:01,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2022-02-20 23:47:01,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 143. [2022-02-20 23:47:01,940 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:01,940 INFO L82 GeneralOperation]: Start isEquivalent. First operand 161 states. Second operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,941 INFO L74 IsIncluded]: Start isIncluded. First operand 161 states. Second operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,941 INFO L87 Difference]: Start difference. First operand 161 states. Second operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,942 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2022-02-20 23:47:01,942 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 185 transitions. [2022-02-20 23:47:01,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:01,943 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:01,943 INFO L74 IsIncluded]: Start isIncluded. First operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 161 states. [2022-02-20 23:47:01,943 INFO L87 Difference]: Start difference. First operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 161 states. [2022-02-20 23:47:01,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:01,944 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2022-02-20 23:47:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 185 transitions. [2022-02-20 23:47:01,945 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:01,945 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:01,945 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:01,945 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 142 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 166 transitions. [2022-02-20 23:47:01,947 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 166 transitions. Word has length 36 [2022-02-20 23:47:01,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:01,947 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 166 transitions. [2022-02-20 23:47:01,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 166 transitions. [2022-02-20 23:47:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 23:47:01,947 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:01,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:01,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-20 23:47:01,948 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr39REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:01,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:01,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1408146295, now seen corresponding path program 1 times [2022-02-20 23:47:01,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:01,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904844493] [2022-02-20 23:47:01,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:01,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:01,986 INFO L290 TraceCheckUtils]: 0: Hoare triple {17136#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(16, 2); {17136#true} is VALID [2022-02-20 23:47:01,986 INFO L290 TraceCheckUtils]: 1: Hoare triple {17136#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {17136#true} is VALID [2022-02-20 23:47:01,986 INFO L290 TraceCheckUtils]: 2: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {17136#true} is VALID [2022-02-20 23:47:01,986 INFO L290 TraceCheckUtils]: 3: Hoare triple {17136#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 4: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 5: Hoare triple {17136#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 6: Hoare triple {17136#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 7: Hoare triple {17136#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 8: Hoare triple {17136#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 9: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 10: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {17136#true} is VALID [2022-02-20 23:47:01,987 INFO L290 TraceCheckUtils]: 11: Hoare triple {17136#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 12: Hoare triple {17136#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 13: Hoare triple {17136#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 14: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 15: Hoare triple {17136#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 16: Hoare triple {17136#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 17: Hoare triple {17136#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 18: Hoare triple {17136#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {17136#true} is VALID [2022-02-20 23:47:01,988 INFO L290 TraceCheckUtils]: 19: Hoare triple {17136#true} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 20: Hoare triple {17136#true} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 21: Hoare triple {17136#true} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 22: Hoare triple {17136#true} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 23: Hoare triple {17136#true} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 24: Hoare triple {17136#true} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 25: Hoare triple {17136#true} assume !sl_random_insert_#t~short16#1; {17136#true} is VALID [2022-02-20 23:47:01,989 INFO L290 TraceCheckUtils]: 26: Hoare triple {17136#true} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 27: Hoare triple {17136#true} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 28: Hoare triple {17136#true} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 29: Hoare triple {17136#true} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 30: Hoare triple {17136#true} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 31: Hoare triple {17136#true} assume sl_random_insert_#t~short21#1;assume -2147483648 <= sl_random_insert_#t~nondet20#1 && sl_random_insert_#t~nondet20#1 <= 2147483647;sl_random_insert_#t~short21#1 := 0 != sl_random_insert_#t~nondet20#1; {17136#true} is VALID [2022-02-20 23:47:01,990 INFO L290 TraceCheckUtils]: 32: Hoare triple {17136#true} assume !sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {17136#true} is VALID [2022-02-20 23:47:01,991 INFO L290 TraceCheckUtils]: 33: Hoare triple {17136#true} call sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset := #Ultimate.allocOnHeap(8);sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset := sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset;havoc sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset; {17138#(and (= (+ (- 8) (select |#length| |ULTIMATE.start_sl_random_insert_~new~0#1.base|)) 0) (= |ULTIMATE.start_sl_random_insert_~new~0#1.offset| 0))} is VALID [2022-02-20 23:47:01,991 INFO L290 TraceCheckUtils]: 34: Hoare triple {17138#(and (= (+ (- 8) (select |#length| |ULTIMATE.start_sl_random_insert_~new~0#1.base|)) 0) (= |ULTIMATE.start_sl_random_insert_~new~0#1.offset| 0))} SUMMARY for call sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L555 {17138#(and (= (+ (- 8) (select |#length| |ULTIMATE.start_sl_random_insert_~new~0#1.base|)) 0) (= |ULTIMATE.start_sl_random_insert_~new~0#1.offset| 0))} is VALID [2022-02-20 23:47:01,992 INFO L290 TraceCheckUtils]: 35: Hoare triple {17138#(and (= (+ (- 8) (select |#length| |ULTIMATE.start_sl_random_insert_~new~0#1.base|)) 0) (= |ULTIMATE.start_sl_random_insert_~new~0#1.offset| 0))} assume !(4 + sl_random_insert_~new~0#1.offset <= #length[sl_random_insert_~new~0#1.base] && 0 <= sl_random_insert_~new~0#1.offset); {17137#false} is VALID [2022-02-20 23:47:01,992 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 23:47:01,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:01,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904844493] [2022-02-20 23:47:01,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904844493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:01,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:01,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:47:01,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932210069] [2022-02-20 23:47:01,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:01,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:01,993 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:01,993 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,014 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:02,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:47:02,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:47:02,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:47:02,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:02,016 INFO L87 Difference]: Start difference. First operand 143 states and 166 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:02,146 INFO L93 Difference]: Finished difference Result 164 states and 184 transitions. [2022-02-20 23:47:02,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:47:02,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:02,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2022-02-20 23:47:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2022-02-20 23:47:02,148 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 117 transitions. [2022-02-20 23:47:02,230 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:02,232 INFO L225 Difference]: With dead ends: 164 [2022-02-20 23:47:02,232 INFO L226 Difference]: Without dead ends: 164 [2022-02-20 23:47:02,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:02,232 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 40 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:02,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 138 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 23:47:02,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-02-20 23:47:02,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 141. [2022-02-20 23:47:02,234 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:02,234 INFO L82 GeneralOperation]: Start isEquivalent. First operand 164 states. Second operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,234 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,234 INFO L87 Difference]: Start difference. First operand 164 states. Second operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:02,236 INFO L93 Difference]: Finished difference Result 164 states and 184 transitions. [2022-02-20 23:47:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 184 transitions. [2022-02-20 23:47:02,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:02,236 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:02,236 INFO L74 IsIncluded]: Start isIncluded. First operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 164 states. [2022-02-20 23:47:02,237 INFO L87 Difference]: Start difference. First operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 164 states. [2022-02-20 23:47:02,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:02,238 INFO L93 Difference]: Finished difference Result 164 states and 184 transitions. [2022-02-20 23:47:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 184 transitions. [2022-02-20 23:47:02,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:02,239 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:02,239 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:02,239 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 140 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 161 transitions. [2022-02-20 23:47:02,240 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 161 transitions. Word has length 36 [2022-02-20 23:47:02,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:02,241 INFO L470 AbstractCegarLoop]: Abstraction has 141 states and 161 transitions. [2022-02-20 23:47:02,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 161 transitions. [2022-02-20 23:47:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 23:47:02,241 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:02,241 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:02,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-20 23:47:02,242 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr30REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:02,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:02,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1408093625, now seen corresponding path program 1 times [2022-02-20 23:47:02,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:02,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753596162] [2022-02-20 23:47:02,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:02,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:03,069 INFO L290 TraceCheckUtils]: 0: Hoare triple {17774#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(16, 2); {17774#true} is VALID [2022-02-20 23:47:03,070 INFO L290 TraceCheckUtils]: 1: Hoare triple {17774#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {17776#(and (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 8) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:03,071 INFO L290 TraceCheckUtils]: 2: Hoare triple {17776#(and (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 8) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {17777#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,071 INFO L290 TraceCheckUtils]: 3: Hoare triple {17777#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {17778#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,072 INFO L290 TraceCheckUtils]: 4: Hoare triple {17778#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {17779#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,073 INFO L290 TraceCheckUtils]: 5: Hoare triple {17779#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {17779#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,074 INFO L290 TraceCheckUtils]: 6: Hoare triple {17779#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {17780#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,074 INFO L290 TraceCheckUtils]: 7: Hoare triple {17780#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {17781#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 8) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:47:03,075 INFO L290 TraceCheckUtils]: 8: Hoare triple {17781#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 8) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {17782#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 8) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} is VALID [2022-02-20 23:47:03,076 INFO L290 TraceCheckUtils]: 9: Hoare triple {17782#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (<= (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) 8) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {17783#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,077 INFO L290 TraceCheckUtils]: 10: Hoare triple {17783#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {17784#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,078 INFO L290 TraceCheckUtils]: 11: Hoare triple {17784#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {17784#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,078 INFO L290 TraceCheckUtils]: 12: Hoare triple {17784#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {17785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,079 INFO L290 TraceCheckUtils]: 13: Hoare triple {17785#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {17786#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,080 INFO L290 TraceCheckUtils]: 14: Hoare triple {17786#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {17787#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,081 INFO L290 TraceCheckUtils]: 15: Hoare triple {17787#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {17788#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,082 INFO L290 TraceCheckUtils]: 16: Hoare triple {17788#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 8))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {17789#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,082 INFO L290 TraceCheckUtils]: 17: Hoare triple {17789#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 8))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {17790#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,082 INFO L290 TraceCheckUtils]: 18: Hoare triple {17790#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 8))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {17790#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 8))} is VALID [2022-02-20 23:47:03,083 INFO L290 TraceCheckUtils]: 19: Hoare triple {17790#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 8))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {17791#(and (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 8) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 0)) 1))} is VALID [2022-02-20 23:47:03,084 INFO L290 TraceCheckUtils]: 20: Hoare triple {17791#(and (<= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 8) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) |ULTIMATE.start_sl_random_insert_~sl#1.offset|)) 0)) 1))} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {17792#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 0)) 1) (<= (select |#length| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 8))} is VALID [2022-02-20 23:47:03,084 INFO L290 TraceCheckUtils]: 21: Hoare triple {17792#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 0)) 1) (<= (select |#length| |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) 8))} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {17793#(and (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)) (or (<= (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 8) (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)))} is VALID [2022-02-20 23:47:03,085 INFO L290 TraceCheckUtils]: 22: Hoare triple {17793#(and (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)) (or (<= (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) 8) (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)))} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} is VALID [2022-02-20 23:47:03,085 INFO L290 TraceCheckUtils]: 23: Hoare triple {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} is VALID [2022-02-20 23:47:03,086 INFO L290 TraceCheckUtils]: 24: Hoare triple {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} is VALID [2022-02-20 23:47:03,086 INFO L290 TraceCheckUtils]: 25: Hoare triple {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} assume !sl_random_insert_#t~short16#1; {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} is VALID [2022-02-20 23:47:03,087 INFO L290 TraceCheckUtils]: 26: Hoare triple {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} is VALID [2022-02-20 23:47:03,087 INFO L290 TraceCheckUtils]: 27: Hoare triple {17794#(and (<= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0) (or (not (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|)) 1)))} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {17795#(and (or (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))) (or (not (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0)) (= (+ (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) 0))} is VALID [2022-02-20 23:47:03,088 INFO L290 TraceCheckUtils]: 28: Hoare triple {17795#(and (or (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)))) (or (not (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0)) (= (+ (* (- 1) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|) 0)) (= (+ (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) 0))} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {17796#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0)) (= (+ (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) 0))} is VALID [2022-02-20 23:47:03,089 INFO L290 TraceCheckUtils]: 29: Hoare triple {17796#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1) (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|)) (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|)) (not (<= (+ |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| 1) 0)) (= (+ (select |#length| |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (* (- 1) (select |#length| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) 0))} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} is VALID [2022-02-20 23:47:03,089 INFO L290 TraceCheckUtils]: 30: Hoare triple {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} is VALID [2022-02-20 23:47:03,089 INFO L290 TraceCheckUtils]: 31: Hoare triple {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} assume sl_random_insert_#t~short21#1;assume -2147483648 <= sl_random_insert_#t~nondet20#1 && sl_random_insert_#t~nondet20#1 <= 2147483647;sl_random_insert_#t~short21#1 := 0 != sl_random_insert_#t~nondet20#1; {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} is VALID [2022-02-20 23:47:03,090 INFO L290 TraceCheckUtils]: 32: Hoare triple {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} assume !!sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} is VALID [2022-02-20 23:47:03,090 INFO L290 TraceCheckUtils]: 33: Hoare triple {17797#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) 1)} SUMMARY for call sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L553 {17798#(= (select |#valid| |ULTIMATE.start_sl_random_insert_#t~mem22#1.base|) 1)} is VALID [2022-02-20 23:47:03,091 INFO L290 TraceCheckUtils]: 34: Hoare triple {17798#(= (select |#valid| |ULTIMATE.start_sl_random_insert_#t~mem22#1.base|) 1)} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset;havoc sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset; {17799#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1)} is VALID [2022-02-20 23:47:03,091 INFO L290 TraceCheckUtils]: 35: Hoare triple {17799#(= (select |#valid| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) 1)} assume !(1 == #valid[sl_random_insert_~a1~0#1.base]); {17775#false} is VALID [2022-02-20 23:47:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:47:03,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:03,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753596162] [2022-02-20 23:47:03,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753596162] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 23:47:03,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746889658] [2022-02-20 23:47:03,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:03,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 23:47:03,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:47:03,100 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 23:47:03,100 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 23:47:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:03,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 103 conjunts are in the unsatisfiable core [2022-02-20 23:47:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:03,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:03,262 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:47:03,263 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2022-02-20 23:47:03,324 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 11 treesize of output 7 [2022-02-20 23:47:03,380 INFO L356 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2022-02-20 23:47:03,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2022-02-20 23:47:03,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:03,463 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 30 treesize of output 25 [2022-02-20 23:47:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:03,755 INFO L356 Elim1Store]: treesize reduction 70, result has 19.5 percent of original size [2022-02-20 23:47:03,755 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 95 treesize of output 64 [2022-02-20 23:47:03,762 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 46 treesize of output 36 [2022-02-20 23:47:03,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:03,888 INFO L356 Elim1Store]: treesize reduction 152, result has 15.6 percent of original size [2022-02-20 23:47:03,888 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 128 treesize of output 84 [2022-02-20 23:47:03,902 INFO L356 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2022-02-20 23:47:03,903 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 76 [2022-02-20 23:47:04,171 INFO L356 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-02-20 23:47:04,172 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 145 treesize of output 124 [2022-02-20 23:47:04,180 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 83 [2022-02-20 23:47:04,227 INFO L356 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-02-20 23:47:04,227 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 136 treesize of output 117 [2022-02-20 23:47:04,235 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 83 [2022-02-20 23:47:05,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:05,518 INFO L356 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2022-02-20 23:47:05,519 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 63 [2022-02-20 23:47:05,780 INFO L290 TraceCheckUtils]: 0: Hoare triple {17774#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(16, 2); {17774#true} is VALID [2022-02-20 23:47:05,781 INFO L290 TraceCheckUtils]: 1: Hoare triple {17774#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {17806#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:47:05,782 INFO L290 TraceCheckUtils]: 2: Hoare triple {17806#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {17810#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:05,783 INFO L290 TraceCheckUtils]: 3: Hoare triple {17810#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {17814#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:05,784 INFO L290 TraceCheckUtils]: 4: Hoare triple {17814#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {17818#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:05,784 INFO L290 TraceCheckUtils]: 5: Hoare triple {17818#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {17818#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:05,785 INFO L290 TraceCheckUtils]: 6: Hoare triple {17818#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {17825#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} is VALID [2022-02-20 23:47:05,786 INFO L290 TraceCheckUtils]: 7: Hoare triple {17825#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {17829#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} is VALID [2022-02-20 23:47:05,787 INFO L290 TraceCheckUtils]: 8: Hoare triple {17829#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {17833#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} is VALID [2022-02-20 23:47:05,788 INFO L290 TraceCheckUtils]: 9: Hoare triple {17833#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {17837#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|)))} is VALID [2022-02-20 23:47:05,789 INFO L290 TraceCheckUtils]: 10: Hoare triple {17837#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,790 INFO L290 TraceCheckUtils]: 11: Hoare triple {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,791 INFO L290 TraceCheckUtils]: 12: Hoare triple {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {17848#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,792 INFO L290 TraceCheckUtils]: 13: Hoare triple {17848#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {17852#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,793 INFO L290 TraceCheckUtils]: 14: Hoare triple {17852#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {17848#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,795 INFO L290 TraceCheckUtils]: 15: Hoare triple {17848#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} is VALID [2022-02-20 23:47:05,796 INFO L290 TraceCheckUtils]: 16: Hoare triple {17841#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {17862#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} is VALID [2022-02-20 23:47:05,797 INFO L290 TraceCheckUtils]: 17: Hoare triple {17862#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {17866#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} is VALID [2022-02-20 23:47:05,798 INFO L290 TraceCheckUtils]: 18: Hoare triple {17866#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {17866#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} is VALID [2022-02-20 23:47:05,798 INFO L290 TraceCheckUtils]: 19: Hoare triple {17866#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~sl~1#1.base|) 0) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))))} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {17873#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)))} is VALID [2022-02-20 23:47:05,800 INFO L290 TraceCheckUtils]: 20: Hoare triple {17873#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (= |ULTIMATE.start_sl_random_insert_~sl#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)))} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {17877#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,801 INFO L290 TraceCheckUtils]: 21: Hoare triple {17877#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_#t~mem12#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_#t~mem12#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,802 INFO L290 TraceCheckUtils]: 22: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,804 INFO L290 TraceCheckUtils]: 23: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,805 INFO L290 TraceCheckUtils]: 24: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,806 INFO L290 TraceCheckUtils]: 25: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} assume !sl_random_insert_#t~short16#1; {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,807 INFO L290 TraceCheckUtils]: 26: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} is VALID [2022-02-20 23:47:05,808 INFO L290 TraceCheckUtils]: 27: Hoare triple {17881#(exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0))))} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {17900#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|))} is VALID [2022-02-20 23:47:05,809 INFO L290 TraceCheckUtils]: 28: Hoare triple {17900#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|))} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {17904#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|))} is VALID [2022-02-20 23:47:05,810 INFO L290 TraceCheckUtils]: 29: Hoare triple {17904#(and (= |ULTIMATE.start_sl_random_insert_~a2~0#1.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a2~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= |ULTIMATE.start_sl_random_insert_~a2~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)))) (= |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| |ULTIMATE.start_sl_random_insert_~a2~0#1.offset|))} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {17908#(and (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= |ULTIMATE.start_sl_random_insert_#t~mem19#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) (= |ULTIMATE.start_sl_random_insert_#t~mem19#1.offset| |ULTIMATE.start_sl_random_insert_#t~mem18#1.offset|))} is VALID [2022-02-20 23:47:05,811 INFO L290 TraceCheckUtils]: 30: Hoare triple {17908#(and (= |ULTIMATE.start_sl_random_insert_#t~mem18#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= |ULTIMATE.start_sl_random_insert_#t~mem19#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~a1~0#1.base|) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) (= |ULTIMATE.start_sl_random_insert_#t~mem19#1.offset| |ULTIMATE.start_sl_random_insert_#t~mem18#1.offset|))} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {17912#(and (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) (not |ULTIMATE.start_sl_random_insert_#t~short21#1|))} is VALID [2022-02-20 23:47:05,812 INFO L290 TraceCheckUtils]: 31: Hoare triple {17912#(and (exists ((|ULTIMATE.start_sl_random_insert_~sl#1.base| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) |ULTIMATE.start_sl_random_insert_~a1~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0)) (+ |ULTIMATE.start_sl_random_insert_~a1~0#1.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 4) |ULTIMATE.start_sl_random_insert_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sl_random_insert_~sl#1.base|) 0) |ULTIMATE.start_sl_random_insert_~a1~0#1.base|))) (not |ULTIMATE.start_sl_random_insert_#t~short21#1|))} assume sl_random_insert_#t~short21#1;assume -2147483648 <= sl_random_insert_#t~nondet20#1 && sl_random_insert_#t~nondet20#1 <= 2147483647;sl_random_insert_#t~short21#1 := 0 != sl_random_insert_#t~nondet20#1; {17775#false} is VALID [2022-02-20 23:47:05,812 INFO L290 TraceCheckUtils]: 32: Hoare triple {17775#false} assume !!sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {17775#false} is VALID [2022-02-20 23:47:05,812 INFO L290 TraceCheckUtils]: 33: Hoare triple {17775#false} SUMMARY for call sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L553 {17775#false} is VALID [2022-02-20 23:47:05,812 INFO L290 TraceCheckUtils]: 34: Hoare triple {17775#false} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset;havoc sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset; {17775#false} is VALID [2022-02-20 23:47:05,812 INFO L290 TraceCheckUtils]: 35: Hoare triple {17775#false} assume !(1 == #valid[sl_random_insert_~a1~0#1.base]); {17775#false} is VALID [2022-02-20 23:47:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:47:05,812 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:05,813 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746889658] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:05,813 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 23:47:05,813 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [25] total 46 [2022-02-20 23:47:05,813 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580310334] [2022-02-20 23:47:05,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:05,813 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:05,814 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:05,814 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:05,860 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:05,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-20 23:47:05,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:47:05,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-20 23:47:05,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1951, Unknown=0, NotChecked=0, Total=2070 [2022-02-20 23:47:05,862 INFO L87 Difference]: Start difference. First operand 141 states and 161 transitions. Second operand has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:07,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:07,896 INFO L93 Difference]: Finished difference Result 141 states and 160 transitions. [2022-02-20 23:47:07,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-20 23:47:07,896 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:07,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 113 transitions. [2022-02-20 23:47:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 113 transitions. [2022-02-20 23:47:07,898 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states and 113 transitions. [2022-02-20 23:47:08,019 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:08,020 INFO L225 Difference]: With dead ends: 141 [2022-02-20 23:47:08,020 INFO L226 Difference]: Without dead ends: 141 [2022-02-20 23:47:08,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=257, Invalid=3525, Unknown=0, NotChecked=0, Total=3782 [2022-02-20 23:47:08,022 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 62 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 158 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:08,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 755 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 301 Invalid, 0 Unknown, 158 Unchecked, 0.3s Time] [2022-02-20 23:47:08,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2022-02-20 23:47:08,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2022-02-20 23:47:08,033 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:08,033 INFO L82 GeneralOperation]: Start isEquivalent. First operand 141 states. Second operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,033 INFO L74 IsIncluded]: Start isIncluded. First operand 141 states. Second operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,033 INFO L87 Difference]: Start difference. First operand 141 states. Second operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:08,035 INFO L93 Difference]: Finished difference Result 141 states and 160 transitions. [2022-02-20 23:47:08,035 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 160 transitions. [2022-02-20 23:47:08,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:08,035 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:08,035 INFO L74 IsIncluded]: Start isIncluded. First operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 141 states. [2022-02-20 23:47:08,035 INFO L87 Difference]: Start difference. First operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 141 states. [2022-02-20 23:47:08,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:08,037 INFO L93 Difference]: Finished difference Result 141 states and 160 transitions. [2022-02-20 23:47:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 160 transitions. [2022-02-20 23:47:08,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:08,037 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:08,037 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:08,037 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 140 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 160 transitions. [2022-02-20 23:47:08,038 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 160 transitions. Word has length 36 [2022-02-20 23:47:08,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:08,039 INFO L470 AbstractCegarLoop]: Abstraction has 141 states and 160 transitions. [2022-02-20 23:47:08,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 160 transitions. [2022-02-20 23:47:08,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 23:47:08,039 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:08,039 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:08,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-20 23:47:08,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2022-02-20 23:47:08,255 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr30REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:08,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:08,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1406246583, now seen corresponding path program 1 times [2022-02-20 23:47:08,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:08,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482995610] [2022-02-20 23:47:08,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:08,283 INFO L290 TraceCheckUtils]: 0: Hoare triple {18523#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(16, 2); {18523#true} is VALID [2022-02-20 23:47:08,283 INFO L290 TraceCheckUtils]: 1: Hoare triple {18523#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {18523#true} is VALID [2022-02-20 23:47:08,283 INFO L290 TraceCheckUtils]: 2: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 3: Hoare triple {18523#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 4: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 5: Hoare triple {18523#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 6: Hoare triple {18523#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 7: Hoare triple {18523#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 8: Hoare triple {18523#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 9: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 10: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {18523#true} is VALID [2022-02-20 23:47:08,284 INFO L290 TraceCheckUtils]: 11: Hoare triple {18523#true} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 12: Hoare triple {18523#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 13: Hoare triple {18523#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 14: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 15: Hoare triple {18523#true} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 16: Hoare triple {18523#true} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 17: Hoare triple {18523#true} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 18: Hoare triple {18523#true} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {18523#true} is VALID [2022-02-20 23:47:08,285 INFO L290 TraceCheckUtils]: 19: Hoare triple {18523#true} assume !!(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1;assume { :begin_inline_sl_random_insert } true;sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset, sl_random_insert_#t~mem17#1.base, sl_random_insert_#t~mem17#1.offset, sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset, sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset, sl_random_insert_#t~nondet15#1, sl_random_insert_#t~short16#1, sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset, sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset, sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset, sl_random_insert_#t~nondet20#1, sl_random_insert_#t~short21#1, sl_random_insert_#t~malloc23#1.base, sl_random_insert_#t~malloc23#1.offset, sl_random_insert_#t~mem24#1.base, sl_random_insert_#t~mem24#1.offset, sl_random_insert_#t~nondet25#1, sl_random_insert_#t~mem26#1.base, sl_random_insert_#t~mem26#1.offset, sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset, sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset;sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset := sl_random_insert_#in~sl#1.base, sl_random_insert_#in~sl#1.offset;havoc sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset;havoc sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset;havoc sl_random_insert_~new~0#1.base, sl_random_insert_~new~0#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 20: Hoare triple {18523#true} SUMMARY for call sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, sl_random_insert_~sl#1.offset, 4); srcloc: L548 {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 21: Hoare triple {18523#true} sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset := sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset;havoc sl_random_insert_#t~mem12#1.base, sl_random_insert_#t~mem12#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 22: Hoare triple {18523#true} SUMMARY for call sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L549-7 {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 23: Hoare triple {18523#true} SUMMARY for call sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset := read~$Pointer$(sl_random_insert_~sl#1.base, 4 + sl_random_insert_~sl#1.offset, 4); srcloc: L549-1 {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 24: Hoare triple {18523#true} sl_random_insert_#t~short16#1 := sl_random_insert_#t~mem13#1.base != sl_random_insert_#t~mem14#1.base || sl_random_insert_#t~mem13#1.offset != sl_random_insert_#t~mem14#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 25: Hoare triple {18523#true} assume !sl_random_insert_#t~short16#1; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 26: Hoare triple {18523#true} assume !sl_random_insert_#t~short16#1;havoc sl_random_insert_#t~mem13#1.base, sl_random_insert_#t~mem13#1.offset;havoc sl_random_insert_#t~mem14#1.base, sl_random_insert_#t~mem14#1.offset;havoc sl_random_insert_#t~nondet15#1;havoc sl_random_insert_#t~short16#1; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 27: Hoare triple {18523#true} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_~a2~0#1.base, sl_random_insert_~a2~0#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,286 INFO L290 TraceCheckUtils]: 28: Hoare triple {18523#true} SUMMARY for call sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L552-7 {18523#true} is VALID [2022-02-20 23:47:08,287 INFO L290 TraceCheckUtils]: 29: Hoare triple {18523#true} SUMMARY for call sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset := read~$Pointer$(sl_random_insert_~a2~0#1.base, 4 + sl_random_insert_~a2~0#1.offset, 4); srcloc: L552-1 {18523#true} is VALID [2022-02-20 23:47:08,287 INFO L290 TraceCheckUtils]: 30: Hoare triple {18523#true} sl_random_insert_#t~short21#1 := sl_random_insert_#t~mem18#1.base != sl_random_insert_#t~mem19#1.base || sl_random_insert_#t~mem18#1.offset != sl_random_insert_#t~mem19#1.offset; {18523#true} is VALID [2022-02-20 23:47:08,287 INFO L290 TraceCheckUtils]: 31: Hoare triple {18523#true} assume !sl_random_insert_#t~short21#1; {18525#(not |ULTIMATE.start_sl_random_insert_#t~short21#1|)} is VALID [2022-02-20 23:47:08,287 INFO L290 TraceCheckUtils]: 32: Hoare triple {18525#(not |ULTIMATE.start_sl_random_insert_#t~short21#1|)} assume !!sl_random_insert_#t~short21#1;havoc sl_random_insert_#t~mem18#1.base, sl_random_insert_#t~mem18#1.offset;havoc sl_random_insert_#t~mem19#1.base, sl_random_insert_#t~mem19#1.offset;havoc sl_random_insert_#t~nondet20#1;havoc sl_random_insert_#t~short21#1; {18524#false} is VALID [2022-02-20 23:47:08,287 INFO L290 TraceCheckUtils]: 33: Hoare triple {18524#false} SUMMARY for call sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset := read~$Pointer$(sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset, 4); srcloc: L553 {18524#false} is VALID [2022-02-20 23:47:08,288 INFO L290 TraceCheckUtils]: 34: Hoare triple {18524#false} sl_random_insert_~a1~0#1.base, sl_random_insert_~a1~0#1.offset := sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset;havoc sl_random_insert_#t~mem22#1.base, sl_random_insert_#t~mem22#1.offset; {18524#false} is VALID [2022-02-20 23:47:08,288 INFO L290 TraceCheckUtils]: 35: Hoare triple {18524#false} assume !(1 == #valid[sl_random_insert_~a1~0#1.base]); {18524#false} is VALID [2022-02-20 23:47:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:47:08,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:08,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482995610] [2022-02-20 23:47:08,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482995610] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:08,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:08,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 23:47:08,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334323858] [2022-02-20 23:47:08,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:08,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:08,289 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:08,289 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,308 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:08,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:47:08,308 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 23:47:08,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:47:08,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:08,309 INFO L87 Difference]: Start difference. First operand 141 states and 160 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:08,397 INFO L93 Difference]: Finished difference Result 130 states and 141 transitions. [2022-02-20 23:47:08,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:47:08,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-20 23:47:08,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2022-02-20 23:47:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2022-02-20 23:47:08,398 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 91 transitions. [2022-02-20 23:47:08,455 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 23:47:08,456 INFO L225 Difference]: With dead ends: 130 [2022-02-20 23:47:08,456 INFO L226 Difference]: Without dead ends: 130 [2022-02-20 23:47:08,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:08,457 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:08,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 23:47:08,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-02-20 23:47:08,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 129. [2022-02-20 23:47:08,459 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:08,459 INFO L82 GeneralOperation]: Start isEquivalent. First operand 130 states. Second operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,459 INFO L74 IsIncluded]: Start isIncluded. First operand 130 states. Second operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,459 INFO L87 Difference]: Start difference. First operand 130 states. Second operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:08,460 INFO L93 Difference]: Finished difference Result 130 states and 141 transitions. [2022-02-20 23:47:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2022-02-20 23:47:08,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:08,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:08,461 INFO L74 IsIncluded]: Start isIncluded. First operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 130 states. [2022-02-20 23:47:08,461 INFO L87 Difference]: Start difference. First operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 130 states. [2022-02-20 23:47:08,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:08,462 INFO L93 Difference]: Finished difference Result 130 states and 141 transitions. [2022-02-20 23:47:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2022-02-20 23:47:08,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:08,463 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:08,463 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:08,463 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 112 states have (on average 1.25) internal successors, (140), 128 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 140 transitions. [2022-02-20 23:47:08,464 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 140 transitions. Word has length 36 [2022-02-20 23:47:08,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:08,464 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 140 transitions. [2022-02-20 23:47:08,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:08,464 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 140 transitions. [2022-02-20 23:47:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-20 23:47:08,465 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:08,465 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:08,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-20 23:47:08,465 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr54REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:08,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:08,465 INFO L85 PathProgramCache]: Analyzing trace with hash -183715591, now seen corresponding path program 1 times [2022-02-20 23:47:08,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 23:47:08,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141791933] [2022-02-20 23:47:08,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:08,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 23:47:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:09,081 INFO L290 TraceCheckUtils]: 0: Hoare triple {19047#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(16, 2); {19047#true} is VALID [2022-02-20 23:47:09,082 INFO L290 TraceCheckUtils]: 1: Hoare triple {19047#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {19049#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,082 INFO L290 TraceCheckUtils]: 2: Hoare triple {19049#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {19050#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:09,083 INFO L290 TraceCheckUtils]: 3: Hoare triple {19050#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {19051#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,084 INFO L290 TraceCheckUtils]: 4: Hoare triple {19051#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {19052#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,085 INFO L290 TraceCheckUtils]: 5: Hoare triple {19052#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {19052#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,085 INFO L290 TraceCheckUtils]: 6: Hoare triple {19052#(and (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {19053#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:47:09,086 INFO L290 TraceCheckUtils]: 7: Hoare triple {19053#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {19054#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:47:09,087 INFO L290 TraceCheckUtils]: 8: Hoare triple {19054#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {19055#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} is VALID [2022-02-20 23:47:09,088 INFO L290 TraceCheckUtils]: 9: Hoare triple {19055#(and (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {19056#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} is VALID [2022-02-20 23:47:09,089 INFO L290 TraceCheckUtils]: 10: Hoare triple {19056#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= (+ |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) 0)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 0)) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {19057#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,090 INFO L290 TraceCheckUtils]: 11: Hoare triple {19057#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {19057#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,090 INFO L290 TraceCheckUtils]: 12: Hoare triple {19057#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {19058#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,091 INFO L290 TraceCheckUtils]: 13: Hoare triple {19058#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {19059#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,092 INFO L290 TraceCheckUtils]: 14: Hoare triple {19059#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {19060#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:09,093 INFO L290 TraceCheckUtils]: 15: Hoare triple {19060#(and (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {19061#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,093 INFO L290 TraceCheckUtils]: 16: Hoare triple {19061#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0))))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {19062#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,094 INFO L290 TraceCheckUtils]: 17: Hoare triple {19062#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset|)) 0))))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} is VALID [2022-02-20 23:47:09,094 INFO L290 TraceCheckUtils]: 18: Hoare triple {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} is VALID [2022-02-20 23:47:09,095 INFO L290 TraceCheckUtils]: 19: Hoare triple {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} is VALID [2022-02-20 23:47:09,095 INFO L290 TraceCheckUtils]: 20: Hoare triple {19063#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) |ULTIMATE.start_main_~sl~1#1.offset|))))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,096 INFO L290 TraceCheckUtils]: 21: Hoare triple {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,096 INFO L290 TraceCheckUtils]: 22: Hoare triple {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,097 INFO L290 TraceCheckUtils]: 23: Hoare triple {19064#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {19065#(and (= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} is VALID [2022-02-20 23:47:09,097 INFO L290 TraceCheckUtils]: 24: Hoare triple {19065#(and (= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (not (= |ULTIMATE.start_destroy_sl_#t~mem27#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0))))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {19066#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} is VALID [2022-02-20 23:47:09,098 INFO L290 TraceCheckUtils]: 25: Hoare triple {19066#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0)) 1) (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 0) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {19067#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) |ULTIMATE.start_destroy_sl_#t~mem28#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) |ULTIMATE.start_destroy_sl_#t~mem28#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} is VALID [2022-02-20 23:47:09,098 INFO L290 TraceCheckUtils]: 26: Hoare triple {19067#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) |ULTIMATE.start_destroy_sl_#t~mem28#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) |ULTIMATE.start_destroy_sl_#t~mem28#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {19068#(or (and (not (= |ULTIMATE.start_destroy_sl_#t~mem29#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem29#1.base|) 1)) (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)))} is VALID [2022-02-20 23:47:09,099 INFO L290 TraceCheckUtils]: 27: Hoare triple {19068#(or (and (not (= |ULTIMATE.start_destroy_sl_#t~mem29#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem29#1.base|) 1)) (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)))} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {19069#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} is VALID [2022-02-20 23:47:09,100 INFO L290 TraceCheckUtils]: 28: Hoare triple {19069#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {19069#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} is VALID [2022-02-20 23:47:09,100 INFO L290 TraceCheckUtils]: 29: Hoare triple {19069#(or (not (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|))))} assume 0 == destroy_sl_~tmp~0#1.offset; {19070#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} is VALID [2022-02-20 23:47:09,100 INFO L290 TraceCheckUtils]: 30: Hoare triple {19070#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {19070#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} is VALID [2022-02-20 23:47:09,101 INFO L290 TraceCheckUtils]: 31: Hoare triple {19070#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)))} assume 0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base];call ULTIMATE.dealloc(destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset); {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:47:09,101 INFO L290 TraceCheckUtils]: 32: Hoare triple {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:47:09,102 INFO L290 TraceCheckUtils]: 33: Hoare triple {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:47:09,102 INFO L290 TraceCheckUtils]: 34: Hoare triple {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:47:09,102 INFO L290 TraceCheckUtils]: 35: Hoare triple {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} is VALID [2022-02-20 23:47:09,103 INFO L290 TraceCheckUtils]: 36: Hoare triple {19071#(= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) 1)} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {19072#(= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1)} is VALID [2022-02-20 23:47:09,103 INFO L290 TraceCheckUtils]: 37: Hoare triple {19072#(= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1)} assume !(1 == #valid[destroy_sl_#t~mem28#1.base]); {19048#false} is VALID [2022-02-20 23:47:09,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:47:09,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 23:47:09,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141791933] [2022-02-20 23:47:09,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141791933] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 23:47:09,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934885890] [2022-02-20 23:47:09,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:09,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 23:47:09,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:47:09,105 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 23:47:09,106 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 23:47:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:09,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 98 conjunts are in the unsatisfiable core [2022-02-20 23:47:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:09,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:09,275 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:47:09,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2022-02-20 23:47:09,333 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 11 treesize of output 7 [2022-02-20 23:47:09,345 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 11 treesize of output 7 [2022-02-20 23:47:09,416 INFO L356 Elim1Store]: treesize reduction 48, result has 36.0 percent of original size [2022-02-20 23:47:09,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 41 [2022-02-20 23:47:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:09,535 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 21 treesize of output 20 [2022-02-20 23:47:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:09,554 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 39 treesize of output 30 [2022-02-20 23:47:09,729 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 22 treesize of output 10 [2022-02-20 23:47:09,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:09,908 INFO L356 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-02-20 23:47:09,908 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 1 case distinctions, treesize of input 88 treesize of output 55 [2022-02-20 23:47:09,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:09,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 23:47:09,992 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-02-20 23:47:09,993 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 55 [2022-02-20 23:47:10,266 INFO L356 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-02-20 23:47:10,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 87 [2022-02-20 23:47:10,314 INFO L356 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-02-20 23:47:10,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 80 [2022-02-20 23:47:10,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-20 23:47:11,046 INFO L356 Elim1Store]: treesize reduction 100, result has 16.0 percent of original size [2022-02-20 23:47:11,046 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 7 new quantified variables, introduced 14 case distinctions, treesize of input 95 treesize of output 73 [2022-02-20 23:47:11,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 29 [2022-02-20 23:47:12,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 26 [2022-02-20 23:47:12,143 INFO L290 TraceCheckUtils]: 0: Hoare triple {19047#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(16, 2); {19047#true} is VALID [2022-02-20 23:47:12,145 INFO L290 TraceCheckUtils]: 1: Hoare triple {19047#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset, main_#t~nondet32#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8); {19079#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} is VALID [2022-02-20 23:47:12,146 INFO L290 TraceCheckUtils]: 2: Hoare triple {19079#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L538 {19083#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,146 INFO L290 TraceCheckUtils]: 3: Hoare triple {19083#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8); {19087#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,148 INFO L290 TraceCheckUtils]: 4: Hoare triple {19087#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L539 {19091#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,148 INFO L290 TraceCheckUtils]: 5: Hoare triple {19091#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {19091#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,149 INFO L290 TraceCheckUtils]: 6: Hoare triple {19091#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540 {19098#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,150 INFO L290 TraceCheckUtils]: 7: Hoare triple {19098#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-1 {19102#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,150 INFO L290 TraceCheckUtils]: 8: Hoare triple {19102#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L540-2 {19106#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,152 INFO L290 TraceCheckUtils]: 9: Hoare triple {19106#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4); srcloc: L540-3 {19110#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} is VALID [2022-02-20 23:47:12,153 INFO L290 TraceCheckUtils]: 10: Hoare triple {19110#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 0) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset|)) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|) 1))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, 4 + create_sl_with_head_and_tail_#t~mem7#1.offset, 4); srcloc: L540-4 {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,153 INFO L290 TraceCheckUtils]: 11: Hoare triple {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset;havoc create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset;havoc create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset; {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,154 INFO L290 TraceCheckUtils]: 12: Hoare triple {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541 {19121#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,155 INFO L290 TraceCheckUtils]: 13: Hoare triple {19121#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, 4 + create_sl_with_head_and_tail_~sl~0#1.offset, 4); srcloc: L541-1 {19125#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,156 INFO L290 TraceCheckUtils]: 14: Hoare triple {19125#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, 4); srcloc: L541-2 {19121#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,157 INFO L290 TraceCheckUtils]: 15: Hoare triple {19121#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} SUMMARY for call write~$Pointer$(0, 0, create_sl_with_head_and_tail_#t~mem10#1.base, 4 + create_sl_with_head_and_tail_#t~mem10#1.offset, 4); srcloc: L541-3 {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} is VALID [2022-02-20 23:47:12,158 INFO L290 TraceCheckUtils]: 16: Hoare triple {19114#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ 4 |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 1) (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) 1))} havoc create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset;havoc create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset;create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset := create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset; {19135#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} is VALID [2022-02-20 23:47:12,159 INFO L290 TraceCheckUtils]: 17: Hoare triple {19135#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (not (= |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4))) (= 1 (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 0)) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_#res#1.base|) 4)))} main_#t~ret31#1.base, main_#t~ret31#1.offset := create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;assume { :end_inline_create_sl_with_head_and_tail } true;main_~sl~1#1.base, main_~sl~1#1.offset := main_#t~ret31#1.base, main_#t~ret31#1.offset;havoc main_#t~ret31#1.base, main_#t~ret31#1.offset; {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} is VALID [2022-02-20 23:47:12,159 INFO L290 TraceCheckUtils]: 18: Hoare triple {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} assume -2147483648 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 2147483647; {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} is VALID [2022-02-20 23:47:12,160 INFO L290 TraceCheckUtils]: 19: Hoare triple {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} assume !(0 != main_#t~nondet32#1);havoc main_#t~nondet32#1; {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} is VALID [2022-02-20 23:47:12,161 INFO L290 TraceCheckUtils]: 20: Hoare triple {19139#(and (= 0 |ULTIMATE.start_main_~sl~1#1.offset|) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 1) (not (= |ULTIMATE.start_main_~sl~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 4)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0))) (= 1 (select |#valid| |ULTIMATE.start_main_~sl~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~sl~1#1.base|) 0)) 0)))} assume { :begin_inline_destroy_sl } true;destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset := main_~sl~1#1.base, main_~sl~1#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset, destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset;destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset := destroy_sl_#in~sl#1.base, destroy_sl_#in~sl#1.offset;havoc destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset; {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,162 INFO L290 TraceCheckUtils]: 21: Hoare triple {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,163 INFO L290 TraceCheckUtils]: 22: Hoare triple {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,163 INFO L290 TraceCheckUtils]: 23: Hoare triple {19149#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {19159#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,164 INFO L290 TraceCheckUtils]: 24: Hoare triple {19159#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= |ULTIMATE.start_destroy_sl_#t~mem27#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem27#1.base|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {19163#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,165 INFO L290 TraceCheckUtils]: 25: Hoare triple {19163#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (= |ULTIMATE.start_destroy_sl_~tmp~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {19167#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_#t~mem28#1.offset| |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,166 INFO L290 TraceCheckUtils]: 26: Hoare triple {19167#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_#t~mem28#1.offset| |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset := read~$Pointer$(destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset, 4); srcloc: L567-1 {19171#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= |ULTIMATE.start_destroy_sl_#t~mem29#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,167 INFO L290 TraceCheckUtils]: 27: Hoare triple {19171#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 0)) 4)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= |ULTIMATE.start_destroy_sl_#t~mem29#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|)) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call write~$Pointer$(destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset, destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567-2 {19175#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,167 INFO L290 TraceCheckUtils]: 28: Hoare triple {19175#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} havoc destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset;havoc destroy_sl_#t~mem29#1.base, destroy_sl_#t~mem29#1.offset; {19175#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,168 INFO L290 TraceCheckUtils]: 29: Hoare triple {19175#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) |ULTIMATE.start_destroy_sl_~tmp~0#1.offset|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.offset; {19182#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,169 INFO L290 TraceCheckUtils]: 30: Hoare triple {19182#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume destroy_sl_~tmp~0#1.base < #StackHeapBarrier; {19182#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,170 INFO L290 TraceCheckUtils]: 31: Hoare triple {19182#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 1) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume 0 == destroy_sl_~tmp~0#1.base || 1 == #valid[destroy_sl_~tmp~0#1.base];call ULTIMATE.dealloc(destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset); {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,171 INFO L290 TraceCheckUtils]: 32: Hoare triple {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L565-3 {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,171 INFO L290 TraceCheckUtils]: 33: Hoare triple {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} assume !!(destroy_sl_#t~mem30#1.base != 0 || destroy_sl_#t~mem30#1.offset != 0);havoc destroy_sl_#t~mem30#1.base, destroy_sl_#t~mem30#1.offset; {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,172 INFO L290 TraceCheckUtils]: 34: Hoare triple {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L566 {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,173 INFO L290 TraceCheckUtils]: 35: Hoare triple {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} destroy_sl_~tmp~0#1.base, destroy_sl_~tmp~0#1.offset := destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset;havoc destroy_sl_#t~mem27#1.base, destroy_sl_#t~mem27#1.offset; {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} is VALID [2022-02-20 23:47:12,174 INFO L290 TraceCheckUtils]: 36: Hoare triple {19189#(and (exists ((|ULTIMATE.start_destroy_sl_~tmp~0#1.base| Int)) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) |ULTIMATE.start_destroy_sl_~sl#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~tmp~0#1.base|) 0)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4)) 1) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_destroy_sl_~sl#1.base|) 4) |ULTIMATE.start_destroy_sl_~sl#1.base|)) (= |ULTIMATE.start_destroy_sl_~sl#1.offset| 0) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))} SUMMARY for call destroy_sl_#t~mem28#1.base, destroy_sl_#t~mem28#1.offset := read~$Pointer$(destroy_sl_~sl#1.base, destroy_sl_~sl#1.offset, 4); srcloc: L567 {19205#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1) (exists ((|ULTIMATE.start_destroy_sl_~sl#1.base| Int)) (and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))))} is VALID [2022-02-20 23:47:12,175 INFO L290 TraceCheckUtils]: 37: Hoare triple {19205#(and (= (select |#valid| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|) 1) (exists ((|ULTIMATE.start_destroy_sl_~sl#1.base| Int)) (and (not (= |ULTIMATE.start_destroy_sl_~sl#1.base| |ULTIMATE.start_destroy_sl_#t~mem28#1.base|)) (= (select |#valid| |ULTIMATE.start_destroy_sl_~sl#1.base|) 1))))} assume !(1 == #valid[destroy_sl_#t~mem28#1.base]); {19048#false} is VALID [2022-02-20 23:47:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 23:47:12,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 23:47:12,414 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 47 treesize of output 35 [2022-02-20 23:47:12,473 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select .cse1 .cse2) 0) .cse2)))))) is different from false [2022-02-20 23:47:12,485 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1452 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| v_ArrVal_1452) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1452 (Array Int Int))) (not (let ((.cse2 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem11#1.base| v_ArrVal_1452) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (let ((.cse1 (select (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= .cse1 (select (select .cse2 .cse1) 0))))))) is different from false [2022-02-20 23:47:12,497 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1452 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (store (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1452) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1452 (Array Int Int))) (not (let ((.cse2 (store (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1452) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem10#1.base| v_ArrVal_1453))) (let ((.cse1 (select (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= .cse1 (select (select .cse2 .cse1) 0))))))) is different from false [2022-02-20 23:47:12,510 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse2 (store |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453))) (let ((.cse1 (select (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= .cse1 (select (select .cse2 .cse1) 0))))))) is different from false [2022-02-20 23:47:12,533 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse0 (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|)))) (store .cse2 (select (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453)))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select .cse0 .cse1) 0) .cse1))))) (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse3 (let ((.cse4 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|)))) (store .cse4 (select (select .cse4 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453)))) (select .cse3 (select (select .cse3 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1))) is different from false [2022-02-20 23:47:12,548 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|)))) (store .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|))))) (store .cse1 (select (select .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453)))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|)))) (store .cse6 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select .cse6 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem9#1.base|))))) (store .cse5 (select (select .cse5 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4)) v_ArrVal_1453)))) (let ((.cse3 (select (select .cse4 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= .cse3 (select (select .cse4 .cse3) 0))))))) is different from false [2022-02-20 23:47:12,564 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse1 (let ((.cse3 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse2 (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse3))) (let ((.cse4 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| .cse5)))) (store .cse4 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select .cse4 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) .cse5)))))) (store .cse2 (select (select .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse3) v_ArrVal_1453))))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) 0)))))) (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse6 (let ((.cse8 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse7 (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse8))) (let ((.cse9 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| .cse10)))) (store .cse9 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base| (store (select .cse9 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|) (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.offset| 4) .cse10)))))) (store .cse7 (select (select .cse7 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse8) v_ArrVal_1453))))) (select .cse6 (select (select .cse6 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1))) is different from false [2022-02-20 23:47:12,711 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int))) (= (select |c_#valid| (select (let ((.cse0 (let ((.cse2 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse1 (let ((.cse6 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) (let ((.cse3 (select .cse6 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store |c_#memory_$Pointer$.base| .cse3 (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (.cse5 (select .cse6 .cse2))) (store (store (select |c_#memory_$Pointer$.base| .cse3) .cse4 .cse5) (+ .cse4 4) .cse5))))))) (store .cse1 (select (select .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse2) v_ArrVal_1453))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int))) (not (let ((.cse7 (let ((.cse10 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse9 (let ((.cse14 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|))) (let ((.cse11 (select .cse14 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store |c_#memory_$Pointer$.base| .cse11 (let ((.cse12 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (.cse13 (select .cse14 .cse10))) (store (store (select |c_#memory_$Pointer$.base| .cse11) .cse12 .cse13) (+ .cse12 4) .cse13))))))) (store .cse9 (select (select .cse9 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse10) v_ArrVal_1453))))) (let ((.cse8 (select (select .cse7 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select .cse7 .cse8) 0) .cse8)))))) is different from false [2022-02-20 23:47:12,767 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1446 Int)) (= (select |c_#valid| (select (let ((.cse0 (let ((.cse2 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse1 (let ((.cse6 (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse2 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|))) (let ((.cse3 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| .cse6)) (.cse4 (select .cse6 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store .cse3 .cse4 (let ((.cse5 (select (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse2 v_ArrVal_1446) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store (store (select .cse3 .cse4) .cse5 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) (+ .cse5 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|))))))) (store .cse1 (select (select .cse1 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse2) v_ArrVal_1453))))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) 0)) 1)) (forall ((v_ArrVal_1453 (Array Int Int)) (v_ArrVal_1446 Int)) (not (let ((.cse7 (let ((.cse10 (+ |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| 4))) (let ((.cse9 (let ((.cse14 (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse10 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|))) (let ((.cse11 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base| .cse14)) (.cse12 (select .cse14 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store .cse11 .cse12 (let ((.cse13 (select (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse10 v_ArrVal_1446) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (store (store (select .cse11 .cse12) .cse13 |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|) (+ .cse13 4) |c_ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc6#1.base|))))))) (store .cse9 (select (select .cse9 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) .cse10) v_ArrVal_1453))))) (let ((.cse8 (select (select .cse7 |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |c_ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (= (select (select .cse7 .cse8) 0) .cse8)))))) is different from false [2022-02-20 23:47:13,891 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 23:47:13,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 483 treesize of output 371 [2022-02-20 23:47:13,912 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 23:47:13,913 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 2 case distinctions, treesize of input 345 treesize of output 343 [2022-02-20 23:47:13,917 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 343 treesize of output 323 [2022-02-20 23:47:13,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 23:47:14,693 INFO L356 Elim1Store]: treesize reduction 370, result has 32.1 percent of original size [2022-02-20 23:47:14,694 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 12 new quantified variables, introduced 36 case distinctions, treesize of input 42749 treesize of output 40747 [2022-02-20 23:47:14,919 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-20 23:47:14,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-20 23:47:15,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 23:47:15,157 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Should have been eliminated by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:113) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:353) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:126) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:904) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-20 23:47:15,163 INFO L158 Benchmark]: Toolchain (without parser) took 51007.15ms. Allocated memory was 119.5MB in the beginning and 377.5MB in the end (delta: 257.9MB). Free memory was 80.3MB in the beginning and 294.6MB in the end (delta: -214.2MB). Peak memory consumption was 175.3MB. Max. memory is 16.1GB. [2022-02-20 23:47:15,163 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:47:15,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.23ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 84.0MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 23:47:15,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.43ms. Allocated memory is still 119.5MB. Free memory was 84.0MB in the beginning and 81.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:47:15,165 INFO L158 Benchmark]: Boogie Preprocessor took 36.59ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 23:47:15,167 INFO L158 Benchmark]: RCFGBuilder took 621.67ms. Allocated memory is still 119.5MB. Free memory was 79.2MB in the beginning and 48.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-02-20 23:47:15,167 INFO L158 Benchmark]: TraceAbstraction took 49893.92ms. Allocated memory was 119.5MB in the beginning and 377.5MB in the end (delta: 257.9MB). Free memory was 47.8MB in the beginning and 294.6MB in the end (delta: -246.8MB). Peak memory consumption was 146.3MB. Max. memory is 16.1GB. [2022-02-20 23:47:15,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.23ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 84.0MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.43ms. Allocated memory is still 119.5MB. Free memory was 84.0MB in the beginning and 81.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.59ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 621.67ms. Allocated memory is still 119.5MB. Free memory was 79.2MB in the beginning and 48.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 49893.92ms. Allocated memory was 119.5MB in the beginning and 377.5MB in the end (delta: 257.9MB). Free memory was 47.8MB in the beginning and 294.6MB in the end (delta: -246.8MB). Peak memory consumption was 146.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Should have been eliminated by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:113) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-20 23:47:15,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d6c543285e4316d7bccce7ec33cf3dc3eeb4c474821e85404caf1203b5dfc7e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:47:16,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:47:16,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:47:16,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:47:16,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:47:16,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:47:16,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:47:16,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:47:16,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:47:16,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:47:16,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:47:16,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:47:16,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:47:16,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:47:16,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:47:16,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:47:16,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:47:16,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:47:16,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:47:16,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:47:16,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:47:16,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:47:16,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:47:16,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:47:16,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:47:16,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:47:16,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:47:16,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:47:16,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:47:16,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:47:16,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:47:16,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:47:16,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:47:16,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:47:16,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:47:16,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:47:16,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:47:16,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:47:16,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:47:16,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:47:16,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:47:16,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-02-20 23:47:16,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:47:16,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:47:16,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:47:16,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:47:16,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:47:16,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:47:16,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:47:16,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:47:16,938 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:47:16,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:47:16,939 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:47:16,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:47:16,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:47:16,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:47:16,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 23:47:16,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 23:47:16,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:47:16,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:47:16,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:47:16,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:47:16,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:47:16,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:47:16,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:47:16,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:47:16,942 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 23:47:16,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 23:47:16,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 23:47:16,942 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6c543285e4316d7bccce7ec33cf3dc3eeb4c474821e85404caf1203b5dfc7e [2022-02-20 23:47:17,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:47:17,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:47:17,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:47:17,217 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:47:17,217 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:47:17,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i [2022-02-20 23:47:17,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9568b74b/df5ebbb14b6844fa81c778a54fe26ebb/FLAGe15c87086 [2022-02-20 23:47:17,703 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:47:17,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/skiplist_2lvl.i [2022-02-20 23:47:17,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9568b74b/df5ebbb14b6844fa81c778a54fe26ebb/FLAGe15c87086 [2022-02-20 23:47:17,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9568b74b/df5ebbb14b6844fa81c778a54fe26ebb [2022-02-20 23:47:17,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:47:17,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:47:17,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:47:17,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:47:17,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:47:17,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:47:17" (1/1) ... [2022-02-20 23:47:17,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2839878b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:17, skipping insertion in model container [2022-02-20 23:47:17,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:47:17" (1/1) ... [2022-02-20 23:47:17,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:47:17,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:47:18,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:47:18,008 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 23:47:18,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:47:18,120 INFO L208 MainTranslator]: Completed translation [2022-02-20 23:47:18,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18 WrapperNode [2022-02-20 23:47:18,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:47:18,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 23:47:18,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 23:47:18,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 23:47:18,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,178 INFO L137 Inliner]: procedures = 128, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 125 [2022-02-20 23:47:18,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 23:47:18,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 23:47:18,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 23:47:18,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 23:47:18,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 23:47:18,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 23:47:18,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 23:47:18,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 23:47:18,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (1/1) ... [2022-02-20 23:47:18,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:47:18,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:47:18,275 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 23:47:18,309 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 23:47:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 23:47:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 23:47:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 23:47:18,459 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 23:47:18,460 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 23:47:18,941 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 23:47:18,948 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 23:47:18,949 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-20 23:47:18,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:47:18 BoogieIcfgContainer [2022-02-20 23:47:18,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 23:47:18,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 23:47:18,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 23:47:18,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 23:47:18,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 11:47:17" (1/3) ... [2022-02-20 23:47:18,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc5161b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:47:18, skipping insertion in model container [2022-02-20 23:47:18,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:47:18" (2/3) ... [2022-02-20 23:47:18,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc5161b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:47:18, skipping insertion in model container [2022-02-20 23:47:18,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:47:18" (3/3) ... [2022-02-20 23:47:18,959 INFO L111 eAbstractionObserver]: Analyzing ICFG skiplist_2lvl.i [2022-02-20 23:47:18,963 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 23:47:18,964 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 65 error locations. [2022-02-20 23:47:19,003 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 23:47:19,009 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=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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 23:47:19,009 INFO L340 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2022-02-20 23:47:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 61 states have (on average 2.2131147540983607) internal successors, (135), 126 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:19,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-02-20 23:47:19,030 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:19,030 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-02-20 23:47:19,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:19,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:19,035 INFO L85 PathProgramCache]: Analyzing trace with hash 29857, now seen corresponding path program 1 times [2022-02-20 23:47:19,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:19,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889491746] [2022-02-20 23:47:19,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:19,046 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:19,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:19,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:19,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-02-20 23:47:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:19,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 23:47:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:19,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:19,234 INFO L356 Elim1Store]: treesize reduction 12, result has 40.0 percent of original size [2022-02-20 23:47:19,235 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 1 case distinctions, treesize of input 9 treesize of output 14 [2022-02-20 23:47:19,258 INFO L290 TraceCheckUtils]: 0: Hoare triple {130#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(16bv32, 2bv32); {130#true} is VALID [2022-02-20 23:47:19,260 INFO L290 TraceCheckUtils]: 1: Hoare triple {130#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1.base, main_#t~ret29#1.offset, main_#t~nondet30#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8bv32);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8bv32); {138#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (_ bv1 1)))} is VALID [2022-02-20 23:47:19,260 INFO L290 TraceCheckUtils]: 2: Hoare triple {138#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)) (_ bv1 1)))} assume !(1bv1 == #valid[create_sl_with_head_and_tail_~sl~0#1.base]); {131#false} is VALID [2022-02-20 23:47:19,261 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 23:47:19,261 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:19,261 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 23:47:19,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1889491746] [2022-02-20 23:47:19,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1889491746] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:19,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:19,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:47:19,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967425585] [2022-02-20 23:47:19,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:19,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:47:19,270 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:19,272 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:19,283 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:19,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:47:19,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 23:47:19,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:47:19,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:19,312 INFO L87 Difference]: Start difference. First operand has 127 states, 61 states have (on average 2.2131147540983607) internal successors, (135), 126 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:19,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:19,809 INFO L93 Difference]: Finished difference Result 150 states and 155 transitions. [2022-02-20 23:47:19,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:47:19,810 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:47:19,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:19,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2022-02-20 23:47:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:19,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2022-02-20 23:47:19,841 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 167 transitions. [2022-02-20 23:47:20,056 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:20,072 INFO L225 Difference]: With dead ends: 150 [2022-02-20 23:47:20,072 INFO L226 Difference]: Without dead ends: 148 [2022-02-20 23:47:20,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:20,079 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 114 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:20,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 78 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:47:20,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-02-20 23:47:20,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 118. [2022-02-20 23:47:20,139 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:20,140 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,141 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,142 INFO L87 Difference]: Start difference. First operand 148 states. Second operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:20,156 INFO L93 Difference]: Finished difference Result 148 states and 153 transitions. [2022-02-20 23:47:20,158 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2022-02-20 23:47:20,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:20,159 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:20,160 INFO L74 IsIncluded]: Start isIncluded. First operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 148 states. [2022-02-20 23:47:20,176 INFO L87 Difference]: Start difference. First operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 148 states. [2022-02-20 23:47:20,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:20,181 INFO L93 Difference]: Finished difference Result 148 states and 153 transitions. [2022-02-20 23:47:20,182 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2022-02-20 23:47:20,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:20,182 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:20,183 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:20,183 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:20,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 60 states have (on average 2.033333333333333) internal successors, (122), 117 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 122 transitions. [2022-02-20 23:47:20,188 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 122 transitions. Word has length 3 [2022-02-20 23:47:20,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:20,195 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 122 transitions. [2022-02-20 23:47:20,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 122 transitions. [2022-02-20 23:47:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-02-20 23:47:20,196 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:20,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-02-20 23:47:20,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-02-20 23:47:20,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:47:20,398 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:20,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:20,398 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-02-20 23:47:20,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:20,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1054034314] [2022-02-20 23:47:20,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:20,399 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:20,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:20,401 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:20,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-02-20 23:47:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:20,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-20 23:47:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:20,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:20,485 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 23:47:20,485 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 1 case distinctions, treesize of input 9 treesize of output 11 [2022-02-20 23:47:20,502 INFO L290 TraceCheckUtils]: 0: Hoare triple {705#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(16bv32, 2bv32); {705#true} is VALID [2022-02-20 23:47:20,503 INFO L290 TraceCheckUtils]: 1: Hoare triple {705#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1.base, main_#t~ret29#1.offset, main_#t~nondet30#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8bv32);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8bv32); {713#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} is VALID [2022-02-20 23:47:20,504 INFO L290 TraceCheckUtils]: 2: Hoare triple {713#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|)))} assume !((~bvule32(~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), #length[create_sl_with_head_and_tail_~sl~0#1.base]) && ~bvule32(create_sl_with_head_and_tail_~sl~0#1.offset, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset))) && ~bvule32(0bv32, create_sl_with_head_and_tail_~sl~0#1.offset)); {706#false} is VALID [2022-02-20 23:47:20,504 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 23:47:20,504 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:20,504 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 23:47:20,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1054034314] [2022-02-20 23:47:20,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1054034314] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:20,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:20,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 23:47:20,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726690821] [2022-02-20 23:47:20,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:20,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:47:20,506 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:20,507 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,510 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:20,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 23:47:20,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 23:47:20,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 23:47:20,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:20,512 INFO L87 Difference]: Start difference. First operand 118 states and 122 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:20,929 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2022-02-20 23:47:20,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 23:47:20,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-02-20 23:47:20,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 122 transitions. [2022-02-20 23:47:20,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 122 transitions. [2022-02-20 23:47:20,936 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 122 transitions. [2022-02-20 23:47:21,097 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 122 edges. 122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:21,099 INFO L225 Difference]: With dead ends: 111 [2022-02-20 23:47:21,099 INFO L226 Difference]: Without dead ends: 111 [2022-02-20 23:47:21,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 23:47:21,100 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 111 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:21,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 61 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:47:21,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-02-20 23:47:21,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-02-20 23:47:21,105 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:21,106 INFO L82 GeneralOperation]: Start isEquivalent. First operand 111 states. Second operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,106 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,106 INFO L87 Difference]: Start difference. First operand 111 states. Second operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:21,118 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2022-02-20 23:47:21,118 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2022-02-20 23:47:21,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:21,119 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:21,119 INFO L74 IsIncluded]: Start isIncluded. First operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 111 states. [2022-02-20 23:47:21,120 INFO L87 Difference]: Start difference. First operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 111 states. [2022-02-20 23:47:21,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:21,123 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2022-02-20 23:47:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2022-02-20 23:47:21,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:21,124 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:21,124 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:21,124 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 60 states have (on average 1.9166666666666667) internal successors, (115), 110 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 115 transitions. [2022-02-20 23:47:21,128 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 115 transitions. Word has length 3 [2022-02-20 23:47:21,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:21,128 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 115 transitions. [2022-02-20 23:47:21,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2022-02-20 23:47:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-02-20 23:47:21,129 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:21,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:21,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-02-20 23:47:21,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:47:21,336 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:21,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:21,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1056606480, now seen corresponding path program 1 times [2022-02-20 23:47:21,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:21,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721141834] [2022-02-20 23:47:21,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:21,341 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:21,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:21,342 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:21,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-02-20 23:47:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:21,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2022-02-20 23:47:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:21,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:21,476 INFO L356 Elim1Store]: treesize reduction 8, result has 60.0 percent of original size [2022-02-20 23:47:21,477 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 1 case distinctions, treesize of input 9 treesize of output 18 [2022-02-20 23:47:21,511 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 11 treesize of output 7 [2022-02-20 23:47:21,557 INFO L356 Elim1Store]: treesize reduction 27, result has 43.8 percent of original size [2022-02-20 23:47:21,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 35 [2022-02-20 23:47:21,624 INFO L356 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-02-20 23:47:21,624 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2022-02-20 23:47:21,659 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 20 treesize of output 12 [2022-02-20 23:47:21,673 INFO L290 TraceCheckUtils]: 0: Hoare triple {1160#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(16bv32, 2bv32); {1160#true} is VALID [2022-02-20 23:47:21,675 INFO L290 TraceCheckUtils]: 1: Hoare triple {1160#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1.base, main_#t~ret29#1.offset, main_#t~nondet30#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8bv32);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8bv32); {1168#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,676 INFO L290 TraceCheckUtils]: 2: Hoare triple {1168#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)) (_ bv1 1)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L538 {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,677 INFO L290 TraceCheckUtils]: 3: Hoare triple {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8bv32); {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,679 INFO L290 TraceCheckUtils]: 4: Hoare triple {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L539 {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,680 INFO L290 TraceCheckUtils]: 5: Hoare triple {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,680 INFO L290 TraceCheckUtils]: 6: Hoare triple {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540 {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,681 INFO L290 TraceCheckUtils]: 7: Hoare triple {1172#(= (_ bv0 1) (bvadd (bvneg (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|))) (_ bv1 1)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540-1 {1188#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,682 INFO L290 TraceCheckUtils]: 8: Hoare triple {1188#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (_ bv1 1)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L540-2 {1188#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (_ bv1 1)))} is VALID [2022-02-20 23:47:21,682 INFO L290 TraceCheckUtils]: 9: Hoare triple {1188#(= (_ bv0 1) (bvadd (bvneg (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)) (_ bv1 1)))} assume !(1bv1 == #valid[create_sl_with_head_and_tail_#t~mem8#1.base]); {1161#false} is VALID [2022-02-20 23:47:21,682 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 23:47:21,682 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:21,683 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 23:47:21,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721141834] [2022-02-20 23:47:21,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721141834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:21,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:21,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 23:47:21,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352359358] [2022-02-20 23:47:21,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:21,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:47:21,685 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:21,685 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:21,700 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:21,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 23:47:21,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 23:47:21,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 23:47:21,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:47:21,703 INFO L87 Difference]: Start difference. First operand 111 states and 115 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:22,637 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2022-02-20 23:47:22,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 23:47:22,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:47:22,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 115 transitions. [2022-02-20 23:47:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 115 transitions. [2022-02-20 23:47:22,640 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 115 transitions. [2022-02-20 23:47:22,743 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:22,745 INFO L225 Difference]: With dead ends: 110 [2022-02-20 23:47:22,745 INFO L226 Difference]: Without dead ends: 110 [2022-02-20 23:47:22,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:47:22,746 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 8 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:22,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 262 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 23:47:22,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-02-20 23:47:22,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2022-02-20 23:47:22,750 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:22,751 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,751 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,751 INFO L87 Difference]: Start difference. First operand 110 states. Second operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:22,753 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2022-02-20 23:47:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2022-02-20 23:47:22,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:22,754 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:22,754 INFO L74 IsIncluded]: Start isIncluded. First operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 110 states. [2022-02-20 23:47:22,755 INFO L87 Difference]: Start difference. First operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 110 states. [2022-02-20 23:47:22,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:22,757 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2022-02-20 23:47:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2022-02-20 23:47:22,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:22,757 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:22,758 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:22,758 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 60 states have (on average 1.9) internal successors, (114), 109 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 114 transitions. [2022-02-20 23:47:22,760 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 114 transitions. Word has length 10 [2022-02-20 23:47:22,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:22,760 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 114 transitions. [2022-02-20 23:47:22,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2022-02-20 23:47:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-02-20 23:47:22,761 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:22,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:22,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-02-20 23:47:22,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:47:22,968 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:22,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:22,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1056606481, now seen corresponding path program 1 times [2022-02-20 23:47:22,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:22,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876519142] [2022-02-20 23:47:22,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:22,970 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:22,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:22,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:22,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-02-20 23:47:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:23,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 20 conjunts are in the unsatisfiable core [2022-02-20 23:47:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:23,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:23,079 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-20 23:47:23,080 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 1 case distinctions, treesize of input 9 treesize of output 15 [2022-02-20 23:47:23,098 INFO L356 Elim1Store]: treesize reduction 8, result has 60.0 percent of original size [2022-02-20 23:47:23,098 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 1 case distinctions, treesize of input 9 treesize of output 18 [2022-02-20 23:47:23,149 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 11 treesize of output 7 [2022-02-20 23:47:23,160 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 11 treesize of output 7 [2022-02-20 23:47:23,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:23,222 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-02-20 23:47:23,233 INFO L356 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-02-20 23:47:23,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-02-20 23:47:23,278 INFO L356 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-02-20 23:47:23,279 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-02-20 23:47:23,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 23:47:23,286 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 21 treesize of output 20 [2022-02-20 23:47:23,335 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 23:47:23,338 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 15 treesize of output 7 [2022-02-20 23:47:23,355 INFO L290 TraceCheckUtils]: 0: Hoare triple {1638#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(16bv32, 2bv32); {1638#true} is VALID [2022-02-20 23:47:23,357 INFO L290 TraceCheckUtils]: 1: Hoare triple {1638#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1.base, main_#t~ret29#1.offset, main_#t~nondet30#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8bv32);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8bv32); {1646#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) (_ bv1 1)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} is VALID [2022-02-20 23:47:23,358 INFO L290 TraceCheckUtils]: 2: Hoare triple {1646#(and (= (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|) (_ bv1 1)) (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~malloc5#1.base|)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L538 {1650#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv1 1)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} is VALID [2022-02-20 23:47:23,359 INFO L290 TraceCheckUtils]: 3: Hoare triple {1650#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv1 1)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8bv32); {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} is VALID [2022-02-20 23:47:23,361 INFO L290 TraceCheckUtils]: 4: Hoare triple {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L539 {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} is VALID [2022-02-20 23:47:23,362 INFO L290 TraceCheckUtils]: 5: Hoare triple {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} is VALID [2022-02-20 23:47:23,362 INFO L290 TraceCheckUtils]: 6: Hoare triple {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540 {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} is VALID [2022-02-20 23:47:23,363 INFO L290 TraceCheckUtils]: 7: Hoare triple {1654#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) (_ bv0 32)) (= (select |#length| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|)) (_ bv8 32)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540-1 {1667#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)))} is VALID [2022-02-20 23:47:23,363 INFO L290 TraceCheckUtils]: 8: Hoare triple {1667#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)))} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L540-2 {1667#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)))} is VALID [2022-02-20 23:47:23,364 INFO L290 TraceCheckUtils]: 9: Hoare triple {1667#(and (= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.offset| (_ bv0 32)) (= (_ bv8 32) (select |#length| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base|)))} assume !((~bvule32(~bvadd32(4bv32, create_sl_with_head_and_tail_#t~mem8#1.offset), #length[create_sl_with_head_and_tail_#t~mem8#1.base]) && ~bvule32(create_sl_with_head_and_tail_#t~mem8#1.offset, ~bvadd32(4bv32, create_sl_with_head_and_tail_#t~mem8#1.offset))) && ~bvule32(0bv32, create_sl_with_head_and_tail_#t~mem8#1.offset)); {1639#false} is VALID [2022-02-20 23:47:23,364 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 23:47:23,364 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:23,365 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 23:47:23,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876519142] [2022-02-20 23:47:23,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876519142] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:23,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:23,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 23:47:23,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34969283] [2022-02-20 23:47:23,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:23,366 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:47:23,366 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:23,366 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:23,380 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:23,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 23:47:23,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 23:47:23,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 23:47:23,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-02-20 23:47:23,381 INFO L87 Difference]: Start difference. First operand 110 states and 114 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:24,814 INFO L93 Difference]: Finished difference Result 109 states and 113 transitions. [2022-02-20 23:47:24,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 23:47:24,814 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-02-20 23:47:24,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 114 transitions. [2022-02-20 23:47:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 114 transitions. [2022-02-20 23:47:24,816 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 114 transitions. [2022-02-20 23:47:24,919 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:24,920 INFO L225 Difference]: With dead ends: 109 [2022-02-20 23:47:24,920 INFO L226 Difference]: Without dead ends: 109 [2022-02-20 23:47:24,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-20 23:47:24,921 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 8 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:24,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 282 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-20 23:47:24,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2022-02-20 23:47:24,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2022-02-20 23:47:24,925 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:24,925 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,925 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,925 INFO L87 Difference]: Start difference. First operand 109 states. Second operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:24,927 INFO L93 Difference]: Finished difference Result 109 states and 113 transitions. [2022-02-20 23:47:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2022-02-20 23:47:24,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:24,928 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:24,928 INFO L74 IsIncluded]: Start isIncluded. First operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 109 states. [2022-02-20 23:47:24,929 INFO L87 Difference]: Start difference. First operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 109 states. [2022-02-20 23:47:24,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:24,930 INFO L93 Difference]: Finished difference Result 109 states and 113 transitions. [2022-02-20 23:47:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2022-02-20 23:47:24,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:24,931 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:24,931 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:24,931 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 108 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 113 transitions. [2022-02-20 23:47:24,933 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 113 transitions. Word has length 10 [2022-02-20 23:47:24,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:24,933 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 113 transitions. [2022-02-20 23:47:24,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2022-02-20 23:47:24,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 23:47:24,934 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:24,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:24,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-02-20 23:47:25,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:47:25,142 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:25,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:25,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1604937495, now seen corresponding path program 1 times [2022-02-20 23:47:25,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:25,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1116068170] [2022-02-20 23:47:25,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:25,143 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:25,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:25,145 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:25,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-02-20 23:47:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:25,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 23:47:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:25,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 23:47:25,255 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 15 treesize of output 7 [2022-02-20 23:47:25,272 INFO L290 TraceCheckUtils]: 0: Hoare triple {2113#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(16bv32, 2bv32); {2113#true} is VALID [2022-02-20 23:47:25,272 INFO L290 TraceCheckUtils]: 1: Hoare triple {2113#true} assume { :end_inline_ULTIMATE.init } true;main_old_#valid#1 := #valid;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1.base, main_#t~ret29#1.offset, main_#t~nondet30#1, main_~sl~1#1.base, main_~sl~1#1.offset;assume { :begin_inline_create_sl_with_head_and_tail } true;havoc create_sl_with_head_and_tail_#res#1.base, create_sl_with_head_and_tail_#res#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset, create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem10#1.base, create_sl_with_head_and_tail_#t~mem10#1.offset, create_sl_with_head_and_tail_#t~mem11#1.base, create_sl_with_head_and_tail_#t~mem11#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset;call create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8bv32);create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset := create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;havoc create_sl_with_head_and_tail_#t~malloc4#1.base, create_sl_with_head_and_tail_#t~malloc4#1.offset;call create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8bv32); {2113#true} is VALID [2022-02-20 23:47:25,273 INFO L290 TraceCheckUtils]: 2: Hoare triple {2113#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L538 {2113#true} is VALID [2022-02-20 23:47:25,273 INFO L290 TraceCheckUtils]: 3: Hoare triple {2113#true} havoc create_sl_with_head_and_tail_#t~malloc5#1.base, create_sl_with_head_and_tail_#t~malloc5#1.offset;call create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset := #Ultimate.allocOnHeap(8bv32); {2113#true} is VALID [2022-02-20 23:47:25,273 INFO L290 TraceCheckUtils]: 4: Hoare triple {2113#true} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset, create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L539 {2113#true} is VALID [2022-02-20 23:47:25,273 INFO L290 TraceCheckUtils]: 5: Hoare triple {2113#true} havoc create_sl_with_head_and_tail_#t~malloc6#1.base, create_sl_with_head_and_tail_#t~malloc6#1.offset; {2113#true} is VALID [2022-02-20 23:47:25,274 INFO L290 TraceCheckUtils]: 6: Hoare triple {2113#true} SUMMARY for call create_sl_with_head_and_tail_#t~mem7#1.base, create_sl_with_head_and_tail_#t~mem7#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540 {2136#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} is VALID [2022-02-20 23:47:25,274 INFO L290 TraceCheckUtils]: 7: Hoare triple {2136#(= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.base|) |ULTIMATE.start_create_sl_with_head_and_tail_~sl~0#1.offset|) |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, create_sl_with_head_and_tail_~sl~0#1.offset, 4bv32); srcloc: L540-1 {2140#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} is VALID [2022-02-20 23:47:25,275 INFO L290 TraceCheckUtils]: 8: Hoare triple {2140#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} SUMMARY for call create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset := read~$Pointer$(create_sl_with_head_and_tail_~sl~0#1.base, ~bvadd32(4bv32, create_sl_with_head_and_tail_~sl~0#1.offset), 4bv32); srcloc: L540-2 {2140#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} is VALID [2022-02-20 23:47:25,276 INFO L290 TraceCheckUtils]: 9: Hoare triple {2140#(= |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem8#1.base| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|)} SUMMARY for call write~$Pointer$(create_sl_with_head_and_tail_#t~mem9#1.base, create_sl_with_head_and_tail_#t~mem9#1.offset, create_sl_with_head_and_tail_#t~mem8#1.base, create_sl_with_head_and_tail_#t~mem8#1.offset, 4bv32); srcloc: L540-3 {2147#(= (_ bv1 1) (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))} is VALID [2022-02-20 23:47:25,277 INFO L290 TraceCheckUtils]: 10: Hoare triple {2147#(= (_ bv1 1) (select |#valid| |ULTIMATE.start_create_sl_with_head_and_tail_#t~mem7#1.base|))} assume !(1bv1 == #valid[create_sl_with_head_and_tail_#t~mem7#1.base]); {2114#false} is VALID [2022-02-20 23:47:25,277 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 23:47:25,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 23:47:25,277 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 23:47:25,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1116068170] [2022-02-20 23:47:25,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1116068170] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 23:47:25,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 23:47:25,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 23:47:25,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938421636] [2022-02-20 23:47:25,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 23:47:25,279 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:47:25,280 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 23:47:25,280 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:25,292 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:25,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 23:47:25,292 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 23:47:25,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 23:47:25,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 23:47:25,293 INFO L87 Difference]: Start difference. First operand 109 states and 113 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:26,105 INFO L93 Difference]: Finished difference Result 108 states and 112 transitions. [2022-02-20 23:47:26,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 23:47:26,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 23:47:26,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 23:47:26,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 113 transitions. [2022-02-20 23:47:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 113 transitions. [2022-02-20 23:47:26,107 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 113 transitions. [2022-02-20 23:47:26,188 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 23:47:26,191 INFO L225 Difference]: With dead ends: 108 [2022-02-20 23:47:26,191 INFO L226 Difference]: Without dead ends: 108 [2022-02-20 23:47:26,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 23:47:26,195 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 6 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 23:47:26,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 342 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 23:47:26,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2022-02-20 23:47:26,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2022-02-20 23:47:26,217 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 23:47:26,217 INFO L82 GeneralOperation]: Start isEquivalent. First operand 108 states. Second operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,218 INFO L74 IsIncluded]: Start isIncluded. First operand 108 states. Second operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,218 INFO L87 Difference]: Start difference. First operand 108 states. Second operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:26,221 INFO L93 Difference]: Finished difference Result 108 states and 112 transitions. [2022-02-20 23:47:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2022-02-20 23:47:26,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:26,222 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:26,222 INFO L74 IsIncluded]: Start isIncluded. First operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 108 states. [2022-02-20 23:47:26,223 INFO L87 Difference]: Start difference. First operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 108 states. [2022-02-20 23:47:26,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 23:47:26,230 INFO L93 Difference]: Finished difference Result 108 states and 112 transitions. [2022-02-20 23:47:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2022-02-20 23:47:26,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 23:47:26,230 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 23:47:26,230 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 23:47:26,230 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 23:47:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 60 states have (on average 1.8666666666666667) internal successors, (112), 107 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 112 transitions. [2022-02-20 23:47:26,237 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 112 transitions. Word has length 11 [2022-02-20 23:47:26,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 23:47:26,237 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 112 transitions. [2022-02-20 23:47:26,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 23:47:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2022-02-20 23:47:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 23:47:26,238 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:47:26,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:47:26,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-02-20 23:47:26,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:47:26,448 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 61 more)] === [2022-02-20 23:47:26,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:47:26,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1604937494, now seen corresponding path program 1 times [2022-02-20 23:47:26,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:47:26,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139626388] [2022-02-20 23:47:26,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:47:26,449 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:47:26,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:47:26,451 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:47:26,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-02-20 23:47:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:26,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 20 conjunts are in the unsatisfiable core [2022-02-20 23:47:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 23:47:26,585 INFO L286 TraceCheckSpWp]: Computing forward predicates...