./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:48:17,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:48:17,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:48:17,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:48:17,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:48:17,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:48:17,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:48:17,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:48:17,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:48:17,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:48:17,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:48:17,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:48:17,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:48:17,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:48:17,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:48:17,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:48:17,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:48:17,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:48:17,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:48:17,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:48:17,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:48:17,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:48:17,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:48:17,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:48:17,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:48:17,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:48:17,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:48:17,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:48:17,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:48:17,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:48:17,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:48:17,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:48:17,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:48:17,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:48:17,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:48:17,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:48:17,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:48:17,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:48:17,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:48:17,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:48:17,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:48:17,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:48:17,131 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:48:17,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:48:17,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:48:17,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:48:17,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:48:17,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:48:17,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:48:17,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:48:17,133 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:48:17,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:48:17,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:48:17,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:48:17,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:48:17,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:48:17,136 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:48:17,137 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:48:17,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:48:17,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c [2022-02-20 16:48:17,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:48:17,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:48:17,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:48:17,327 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:48:17,327 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:48:17,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-02-20 16:48:17,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dce52196/1dc011cc7f1e4a06940db90942a559d4/FLAG3a64123e3 [2022-02-20 16:48:17,743 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:48:17,744 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-02-20 16:48:17,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dce52196/1dc011cc7f1e4a06940db90942a559d4/FLAG3a64123e3 [2022-02-20 16:48:18,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dce52196/1dc011cc7f1e4a06940db90942a559d4 [2022-02-20 16:48:18,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:48:18,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:48:18,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:48:18,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:48:18,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:48:18,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c7cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18, skipping insertion in model container [2022-02-20 16:48:18,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:48:18,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:48:18,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-02-20 16:48:18,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:48:18,416 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:48:18,458 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-02-20 16:48:18,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:48:18,505 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:48:18,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18 WrapperNode [2022-02-20 16:48:18,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:48:18,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:48:18,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:48:18,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:48:18,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,566 INFO L137 Inliner]: procedures = 125, calls = 83, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 285 [2022-02-20 16:48:18,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:48:18,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:48:18,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:48:18,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:48:18,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:48:18,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:48:18,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:48:18,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:48:18,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (1/1) ... [2022-02-20 16:48:18,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:48:18,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:18,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:48:18,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure merge_single_node [2022-02-20 16:48:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_single_node [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2022-02-20 16:48:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 16:48:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:48:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:48:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:48:18,763 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:48:18,764 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:48:19,167 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:48:19,173 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:48:19,176 INFO L299 CfgBuilder]: Removed 33 assume(true) statements. [2022-02-20 16:48:19,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:48:19 BoogieIcfgContainer [2022-02-20 16:48:19,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:48:19,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:48:19,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:48:19,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:48:19,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:48:18" (1/3) ... [2022-02-20 16:48:19,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c707f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:48:19, skipping insertion in model container [2022-02-20 16:48:19,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:18" (2/3) ... [2022-02-20 16:48:19,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c707f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:48:19, skipping insertion in model container [2022-02-20 16:48:19,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:48:19" (3/3) ... [2022-02-20 16:48:19,184 INFO L111 eAbstractionObserver]: Analyzing ICFG merge_sort-2.i [2022-02-20 16:48:19,187 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:48:19,187 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:48:19,228 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:48:19,238 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:48:19,238 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:48:19,253 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 77 states have (on average 1.8051948051948052) internal successors, (139), 93 states have internal predecessors, (139), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 16:48:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-20 16:48:19,255 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:19,255 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:19,256 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:19,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:19,259 INFO L85 PathProgramCache]: Analyzing trace with hash 2117458630, now seen corresponding path program 1 times [2022-02-20 16:48:19,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:19,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157616904] [2022-02-20 16:48:19,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:19,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:19,359 INFO L290 TraceCheckUtils]: 0: Hoare triple {99#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(15, 2); {99#true} is VALID [2022-02-20 16:48:19,359 INFO L290 TraceCheckUtils]: 1: Hoare triple {99#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {99#true} is VALID [2022-02-20 16:48:19,360 INFO L290 TraceCheckUtils]: 2: Hoare triple {99#true} assume !true; {100#false} is VALID [2022-02-20 16:48:19,360 INFO L290 TraceCheckUtils]: 3: Hoare triple {100#false} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {100#false} is VALID [2022-02-20 16:48:19,361 INFO L290 TraceCheckUtils]: 4: Hoare triple {100#false} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {100#false} is VALID [2022-02-20 16:48:19,361 INFO L272 TraceCheckUtils]: 5: Hoare triple {100#false} call fail(); {100#false} is VALID [2022-02-20 16:48:19,361 INFO L290 TraceCheckUtils]: 6: Hoare triple {100#false} assume !false; {100#false} is VALID [2022-02-20 16:48:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:19,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:19,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157616904] [2022-02-20 16:48:19,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157616904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:19,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:19,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 16:48:19,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767490660] [2022-02-20 16:48:19,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:19,371 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-20 16:48:19,372 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:19,374 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,380 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:19,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 16:48:19,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:19,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 16:48:19,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:48:19,402 INFO L87 Difference]: Start difference. First operand has 96 states, 77 states have (on average 1.8051948051948052) internal successors, (139), 93 states have internal predecessors, (139), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:19,526 INFO L93 Difference]: Finished difference Result 188 states and 335 transitions. [2022-02-20 16:48:19,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 16:48:19,526 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-20 16:48:19,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 335 transitions. [2022-02-20 16:48:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 335 transitions. [2022-02-20 16:48:19,560 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 335 transitions. [2022-02-20 16:48:19,842 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 335 edges. 335 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:19,855 INFO L225 Difference]: With dead ends: 188 [2022-02-20 16:48:19,855 INFO L226 Difference]: Without dead ends: 87 [2022-02-20 16:48:19,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:48:19,862 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:19,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:19,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-02-20 16:48:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2022-02-20 16:48:19,886 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:19,886 INFO L82 GeneralOperation]: Start isEquivalent. First operand 87 states. Second operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:19,887 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:19,888 INFO L87 Difference]: Start difference. First operand 87 states. Second operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:19,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:19,896 INFO L93 Difference]: Finished difference Result 87 states and 110 transitions. [2022-02-20 16:48:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2022-02-20 16:48:19,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:19,896 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:19,897 INFO L74 IsIncluded]: Start isIncluded. First operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 87 states. [2022-02-20 16:48:19,897 INFO L87 Difference]: Start difference. First operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 87 states. [2022-02-20 16:48:19,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:19,901 INFO L93 Difference]: Finished difference Result 87 states and 110 transitions. [2022-02-20 16:48:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2022-02-20 16:48:19,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:19,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:19,902 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:19,902 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 84 states have internal predecessors, (93), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 110 transitions. [2022-02-20 16:48:19,906 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 110 transitions. Word has length 7 [2022-02-20 16:48:19,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:19,906 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 110 transitions. [2022-02-20 16:48:19,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2022-02-20 16:48:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-02-20 16:48:19,907 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:19,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:19,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 16:48:19,907 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:19,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:19,908 INFO L85 PathProgramCache]: Analyzing trace with hash 592840654, now seen corresponding path program 1 times [2022-02-20 16:48:19,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:19,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638414882] [2022-02-20 16:48:19,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:19,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:19,939 INFO L290 TraceCheckUtils]: 0: Hoare triple {634#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(15, 2); {634#true} is VALID [2022-02-20 16:48:19,940 INFO L290 TraceCheckUtils]: 1: Hoare triple {634#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:19,940 INFO L290 TraceCheckUtils]: 2: Hoare triple {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:19,941 INFO L290 TraceCheckUtils]: 3: Hoare triple {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:19,941 INFO L290 TraceCheckUtils]: 4: Hoare triple {636#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {635#false} is VALID [2022-02-20 16:48:19,941 INFO L290 TraceCheckUtils]: 5: Hoare triple {635#false} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {635#false} is VALID [2022-02-20 16:48:19,942 INFO L272 TraceCheckUtils]: 6: Hoare triple {635#false} call fail(); {635#false} is VALID [2022-02-20 16:48:19,942 INFO L290 TraceCheckUtils]: 7: Hoare triple {635#false} assume !false; {635#false} is VALID [2022-02-20 16:48:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:19,942 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:19,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638414882] [2022-02-20 16:48:19,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638414882] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:19,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:19,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 16:48:19,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456132906] [2022-02-20 16:48:19,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:19,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-02-20 16:48:19,944 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:19,945 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:19,950 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:19,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 16:48:19,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:19,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 16:48:19,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:48:19,951 INFO L87 Difference]: Start difference. First operand 87 states and 110 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:20,090 INFO L93 Difference]: Finished difference Result 172 states and 218 transitions. [2022-02-20 16:48:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 16:48:20,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-02-20 16:48:20,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 218 transitions. [2022-02-20 16:48:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 218 transitions. [2022-02-20 16:48:20,094 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 218 transitions. [2022-02-20 16:48:20,240 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 218 edges. 218 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:20,242 INFO L225 Difference]: With dead ends: 172 [2022-02-20 16:48:20,242 INFO L226 Difference]: Without dead ends: 93 [2022-02-20 16:48:20,242 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 16:48:20,243 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 4 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:20,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 212 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:20,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-02-20 16:48:20,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 89. [2022-02-20 16:48:20,253 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:20,254 INFO L82 GeneralOperation]: Start isEquivalent. First operand 93 states. Second operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:20,254 INFO L74 IsIncluded]: Start isIncluded. First operand 93 states. Second operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:20,255 INFO L87 Difference]: Start difference. First operand 93 states. Second operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:20,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:20,258 INFO L93 Difference]: Finished difference Result 93 states and 116 transitions. [2022-02-20 16:48:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2022-02-20 16:48:20,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:20,261 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:20,261 INFO L74 IsIncluded]: Start isIncluded. First operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 93 states. [2022-02-20 16:48:20,262 INFO L87 Difference]: Start difference. First operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 93 states. [2022-02-20 16:48:20,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:20,265 INFO L93 Difference]: Finished difference Result 93 states and 116 transitions. [2022-02-20 16:48:20,265 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2022-02-20 16:48:20,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:20,270 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:20,270 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:20,271 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 86 states have internal predecessors, (95), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:20,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 112 transitions. [2022-02-20 16:48:20,276 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 112 transitions. Word has length 8 [2022-02-20 16:48:20,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:20,277 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 112 transitions. [2022-02-20 16:48:20,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,278 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 112 transitions. [2022-02-20 16:48:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-02-20 16:48:20,279 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:20,279 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:20,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 16:48:20,279 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:20,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:20,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1362713673, now seen corresponding path program 1 times [2022-02-20 16:48:20,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:20,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619134016] [2022-02-20 16:48:20,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:20,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:20,371 INFO L290 TraceCheckUtils]: 0: Hoare triple {1165#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(15, 2); {1165#true} is VALID [2022-02-20 16:48:20,371 INFO L290 TraceCheckUtils]: 1: Hoare triple {1165#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {1165#true} is VALID [2022-02-20 16:48:20,371 INFO L290 TraceCheckUtils]: 2: Hoare triple {1165#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {1165#true} is VALID [2022-02-20 16:48:20,372 INFO L290 TraceCheckUtils]: 3: Hoare triple {1165#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {1165#true} is VALID [2022-02-20 16:48:20,372 INFO L290 TraceCheckUtils]: 4: Hoare triple {1165#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {1165#true} is VALID [2022-02-20 16:48:20,373 INFO L290 TraceCheckUtils]: 5: Hoare triple {1165#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {1167#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:20,373 INFO L290 TraceCheckUtils]: 6: Hoare triple {1167#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {1167#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:20,374 INFO L290 TraceCheckUtils]: 7: Hoare triple {1167#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:20,374 INFO L290 TraceCheckUtils]: 8: Hoare triple {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:20,375 INFO L290 TraceCheckUtils]: 9: Hoare triple {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:20,375 INFO L290 TraceCheckUtils]: 10: Hoare triple {1168#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {1169#(not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0))} is VALID [2022-02-20 16:48:20,376 INFO L290 TraceCheckUtils]: 11: Hoare triple {1169#(not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0))} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {1166#false} is VALID [2022-02-20 16:48:20,376 INFO L272 TraceCheckUtils]: 12: Hoare triple {1166#false} call fail(); {1166#false} is VALID [2022-02-20 16:48:20,376 INFO L290 TraceCheckUtils]: 13: Hoare triple {1166#false} assume !false; {1166#false} is VALID [2022-02-20 16:48:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:20,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:20,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619134016] [2022-02-20 16:48:20,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619134016] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:20,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:20,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 16:48:20,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287403604] [2022-02-20 16:48:20,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:20,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-02-20 16:48:20,378 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:20,379 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,387 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:20,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 16:48:20,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:20,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 16:48:20,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 16:48:20,388 INFO L87 Difference]: Start difference. First operand 89 states and 112 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:20,863 INFO L93 Difference]: Finished difference Result 235 states and 308 transitions. [2022-02-20 16:48:20,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 16:48:20,863 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-02-20 16:48:20,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 308 transitions. [2022-02-20 16:48:20,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 308 transitions. [2022-02-20 16:48:20,881 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 308 transitions. [2022-02-20 16:48:21,074 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 308 edges. 308 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:21,080 INFO L225 Difference]: With dead ends: 235 [2022-02-20 16:48:21,080 INFO L226 Difference]: Without dead ends: 230 [2022-02-20 16:48:21,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-20 16:48:21,081 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 516 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:21,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 276 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:21,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2022-02-20 16:48:21,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 92. [2022-02-20 16:48:21,088 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:21,088 INFO L82 GeneralOperation]: Start isEquivalent. First operand 230 states. Second operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,088 INFO L74 IsIncluded]: Start isIncluded. First operand 230 states. Second operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,089 INFO L87 Difference]: Start difference. First operand 230 states. Second operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:21,094 INFO L93 Difference]: Finished difference Result 230 states and 301 transitions. [2022-02-20 16:48:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 301 transitions. [2022-02-20 16:48:21,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:21,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:21,095 INFO L74 IsIncluded]: Start isIncluded. First operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 230 states. [2022-02-20 16:48:21,095 INFO L87 Difference]: Start difference. First operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 230 states. [2022-02-20 16:48:21,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:21,104 INFO L93 Difference]: Finished difference Result 230 states and 301 transitions. [2022-02-20 16:48:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 301 transitions. [2022-02-20 16:48:21,106 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:21,106 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:21,106 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:21,106 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 89 states have internal predecessors, (99), 14 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 115 transitions. [2022-02-20 16:48:21,109 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 115 transitions. Word has length 14 [2022-02-20 16:48:21,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:21,109 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 115 transitions. [2022-02-20 16:48:21,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2022-02-20 16:48:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-02-20 16:48:21,110 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:21,111 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:21,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 16:48:21,111 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:21,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:21,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1343418310, now seen corresponding path program 1 times [2022-02-20 16:48:21,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:21,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546764721] [2022-02-20 16:48:21,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:21,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:21,215 INFO L290 TraceCheckUtils]: 0: Hoare triple {2066#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(15, 2); {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 1: Hoare triple {2066#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 2: Hoare triple {2066#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 3: Hoare triple {2066#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 4: Hoare triple {2066#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 5: Hoare triple {2066#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 6: Hoare triple {2066#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 7: Hoare triple {2066#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {2066#true} is VALID [2022-02-20 16:48:21,216 INFO L290 TraceCheckUtils]: 8: Hoare triple {2066#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {2066#true} is VALID [2022-02-20 16:48:21,217 INFO L290 TraceCheckUtils]: 9: Hoare triple {2066#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {2066#true} is VALID [2022-02-20 16:48:21,217 INFO L290 TraceCheckUtils]: 10: Hoare triple {2066#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {2066#true} is VALID [2022-02-20 16:48:21,217 INFO L290 TraceCheckUtils]: 11: Hoare triple {2066#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {2066#true} is VALID [2022-02-20 16:48:21,217 INFO L290 TraceCheckUtils]: 12: Hoare triple {2066#true} goto; {2066#true} is VALID [2022-02-20 16:48:21,218 INFO L290 TraceCheckUtils]: 13: Hoare triple {2066#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {2068#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} is VALID [2022-02-20 16:48:21,218 INFO L290 TraceCheckUtils]: 14: Hoare triple {2068#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:21,219 INFO L290 TraceCheckUtils]: 15: Hoare triple {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:21,219 INFO L290 TraceCheckUtils]: 16: Hoare triple {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:21,220 INFO L290 TraceCheckUtils]: 17: Hoare triple {2069#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {2070#(or (not (= |ULTIMATE.start_inspect_before_#t~mem22#1.base| 0)) (not (= |ULTIMATE.start_inspect_before_#t~mem22#1.offset| 0)))} is VALID [2022-02-20 16:48:21,220 INFO L290 TraceCheckUtils]: 18: Hoare triple {2070#(or (not (= |ULTIMATE.start_inspect_before_#t~mem22#1.base| 0)) (not (= |ULTIMATE.start_inspect_before_#t~mem22#1.offset| 0)))} assume inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {2067#false} is VALID [2022-02-20 16:48:21,220 INFO L272 TraceCheckUtils]: 19: Hoare triple {2067#false} call fail(); {2067#false} is VALID [2022-02-20 16:48:21,221 INFO L290 TraceCheckUtils]: 20: Hoare triple {2067#false} assume !false; {2067#false} is VALID [2022-02-20 16:48:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:21,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:21,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546764721] [2022-02-20 16:48:21,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546764721] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:21,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:21,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 16:48:21,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704379786] [2022-02-20 16:48:21,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:21,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:21,222 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:21,223 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,233 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:21,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 16:48:21,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:21,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 16:48:21,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 16:48:21,234 INFO L87 Difference]: Start difference. First operand 92 states and 115 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:21,581 INFO L93 Difference]: Finished difference Result 94 states and 116 transitions. [2022-02-20 16:48:21,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:48:21,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:21,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 109 transitions. [2022-02-20 16:48:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 109 transitions. [2022-02-20 16:48:21,585 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 109 transitions. [2022-02-20 16:48:21,652 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:21,654 INFO L225 Difference]: With dead ends: 94 [2022-02-20 16:48:21,654 INFO L226 Difference]: Without dead ends: 91 [2022-02-20 16:48:21,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:21,655 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 11 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:21,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 319 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:21,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-02-20 16:48:21,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2022-02-20 16:48:21,660 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:21,660 INFO L82 GeneralOperation]: Start isEquivalent. First operand 91 states. Second operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,661 INFO L74 IsIncluded]: Start isIncluded. First operand 91 states. Second operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,661 INFO L87 Difference]: Start difference. First operand 91 states. Second operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:21,663 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions. [2022-02-20 16:48:21,663 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 113 transitions. [2022-02-20 16:48:21,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:21,664 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:21,664 INFO L74 IsIncluded]: Start isIncluded. First operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 91 states. [2022-02-20 16:48:21,664 INFO L87 Difference]: Start difference. First operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 91 states. [2022-02-20 16:48:21,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:21,666 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions. [2022-02-20 16:48:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 113 transitions. [2022-02-20 16:48:21,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:21,667 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:21,667 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:21,667 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 88 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 113 transitions. [2022-02-20 16:48:21,669 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 113 transitions. Word has length 21 [2022-02-20 16:48:21,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:21,670 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 113 transitions. [2022-02-20 16:48:21,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 113 transitions. [2022-02-20 16:48:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-02-20 16:48:21,671 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:21,671 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:21,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 16:48:21,675 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:21,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:21,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1668834300, now seen corresponding path program 1 times [2022-02-20 16:48:21,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:21,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754026218] [2022-02-20 16:48:21,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:21,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:21,784 INFO L290 TraceCheckUtils]: 0: Hoare triple {2496#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(15, 2); {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 1: Hoare triple {2496#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 2: Hoare triple {2496#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 3: Hoare triple {2496#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 4: Hoare triple {2496#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 5: Hoare triple {2496#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 6: Hoare triple {2496#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 7: Hoare triple {2496#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 8: Hoare triple {2496#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 9: Hoare triple {2496#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {2496#true} is VALID [2022-02-20 16:48:21,785 INFO L290 TraceCheckUtils]: 10: Hoare triple {2496#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {2496#true} is VALID [2022-02-20 16:48:21,786 INFO L290 TraceCheckUtils]: 11: Hoare triple {2496#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {2496#true} is VALID [2022-02-20 16:48:21,786 INFO L290 TraceCheckUtils]: 12: Hoare triple {2496#true} goto; {2496#true} is VALID [2022-02-20 16:48:21,787 INFO L290 TraceCheckUtils]: 13: Hoare triple {2496#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {2498#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} is VALID [2022-02-20 16:48:21,787 INFO L290 TraceCheckUtils]: 14: Hoare triple {2498#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:21,787 INFO L290 TraceCheckUtils]: 15: Hoare triple {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:21,788 INFO L290 TraceCheckUtils]: 16: Hoare triple {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:21,788 INFO L290 TraceCheckUtils]: 17: Hoare triple {2499#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {2500#(and (= |ULTIMATE.start_inspect_before_#t~mem27#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem27#1.base| 0))} is VALID [2022-02-20 16:48:21,789 INFO L290 TraceCheckUtils]: 18: Hoare triple {2500#(and (= |ULTIMATE.start_inspect_before_#t~mem27#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem27#1.base| 0))} assume !(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {2497#false} is VALID [2022-02-20 16:48:21,789 INFO L272 TraceCheckUtils]: 19: Hoare triple {2497#false} call fail(); {2497#false} is VALID [2022-02-20 16:48:21,789 INFO L290 TraceCheckUtils]: 20: Hoare triple {2497#false} assume !false; {2497#false} is VALID [2022-02-20 16:48:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:21,789 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:21,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754026218] [2022-02-20 16:48:21,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754026218] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:21,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:21,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 16:48:21,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745239627] [2022-02-20 16:48:21,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:21,790 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:21,790 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:21,790 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:21,801 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:21,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 16:48:21,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:21,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 16:48:21,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 16:48:21,802 INFO L87 Difference]: Start difference. First operand 91 states and 113 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,121 INFO L93 Difference]: Finished difference Result 118 states and 146 transitions. [2022-02-20 16:48:22,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:48:22,121 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:22,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 139 transitions. [2022-02-20 16:48:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 139 transitions. [2022-02-20 16:48:22,124 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 139 transitions. [2022-02-20 16:48:22,208 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:22,209 INFO L225 Difference]: With dead ends: 118 [2022-02-20 16:48:22,209 INFO L226 Difference]: Without dead ends: 115 [2022-02-20 16:48:22,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:22,210 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 38 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:22,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 284 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:22,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-02-20 16:48:22,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 90. [2022-02-20 16:48:22,216 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:22,216 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,216 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,217 INFO L87 Difference]: Start difference. First operand 115 states. Second operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,219 INFO L93 Difference]: Finished difference Result 115 states and 143 transitions. [2022-02-20 16:48:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2022-02-20 16:48:22,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:22,219 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:22,219 INFO L74 IsIncluded]: Start isIncluded. First operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 115 states. [2022-02-20 16:48:22,219 INFO L87 Difference]: Start difference. First operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 115 states. [2022-02-20 16:48:22,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,221 INFO L93 Difference]: Finished difference Result 115 states and 143 transitions. [2022-02-20 16:48:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2022-02-20 16:48:22,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:22,222 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:22,222 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:22,222 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 87 states have internal predecessors, (97), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 111 transitions. [2022-02-20 16:48:22,224 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 111 transitions. Word has length 21 [2022-02-20 16:48:22,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:22,224 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 111 transitions. [2022-02-20 16:48:22,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 111 transitions. [2022-02-20 16:48:22,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-02-20 16:48:22,224 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:22,224 INFO L514 BasicCegarLoop]: trace histogram [2, 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 16:48:22,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 16:48:22,224 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:22,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:22,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1088949266, now seen corresponding path program 1 times [2022-02-20 16:48:22,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:22,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525167873] [2022-02-20 16:48:22,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:22,312 INFO L290 TraceCheckUtils]: 0: Hoare triple {3004#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(15, 2); {3004#true} is VALID [2022-02-20 16:48:22,312 INFO L290 TraceCheckUtils]: 1: Hoare triple {3004#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {3004#true} is VALID [2022-02-20 16:48:22,313 INFO L290 TraceCheckUtils]: 2: Hoare triple {3004#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {3004#true} is VALID [2022-02-20 16:48:22,313 INFO L290 TraceCheckUtils]: 3: Hoare triple {3004#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:22,313 INFO L290 TraceCheckUtils]: 4: Hoare triple {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:22,313 INFO L290 TraceCheckUtils]: 5: Hoare triple {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:22,314 INFO L290 TraceCheckUtils]: 6: Hoare triple {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:22,314 INFO L290 TraceCheckUtils]: 7: Hoare triple {3006#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:22,315 INFO L290 TraceCheckUtils]: 8: Hoare triple {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:22,315 INFO L290 TraceCheckUtils]: 9: Hoare triple {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:22,315 INFO L290 TraceCheckUtils]: 10: Hoare triple {3007#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,316 INFO L290 TraceCheckUtils]: 11: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,316 INFO L290 TraceCheckUtils]: 12: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,316 INFO L290 TraceCheckUtils]: 13: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,316 INFO L290 TraceCheckUtils]: 14: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,317 INFO L290 TraceCheckUtils]: 15: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,317 INFO L290 TraceCheckUtils]: 16: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,317 INFO L290 TraceCheckUtils]: 17: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,318 INFO L290 TraceCheckUtils]: 18: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,318 INFO L290 TraceCheckUtils]: 19: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:22,318 INFO L290 TraceCheckUtils]: 20: Hoare triple {3008#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {3009#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} is VALID [2022-02-20 16:48:22,319 INFO L290 TraceCheckUtils]: 21: Hoare triple {3009#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {3005#false} is VALID [2022-02-20 16:48:22,319 INFO L272 TraceCheckUtils]: 22: Hoare triple {3005#false} call fail(); {3005#false} is VALID [2022-02-20 16:48:22,319 INFO L290 TraceCheckUtils]: 23: Hoare triple {3005#false} assume !false; {3005#false} is VALID [2022-02-20 16:48:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:22,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:22,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525167873] [2022-02-20 16:48:22,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525167873] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:22,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:22,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 16:48:22,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391817947] [2022-02-20 16:48:22,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:22,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-02-20 16:48:22,320 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:22,320 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,334 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:22,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:48:22,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:22,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:48:22,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:22,335 INFO L87 Difference]: Start difference. First operand 90 states and 111 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,821 INFO L93 Difference]: Finished difference Result 195 states and 240 transitions. [2022-02-20 16:48:22,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 16:48:22,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-02-20 16:48:22,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 240 transitions. [2022-02-20 16:48:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 240 transitions. [2022-02-20 16:48:22,826 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 240 transitions. [2022-02-20 16:48:22,982 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 240 edges. 240 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:22,984 INFO L225 Difference]: With dead ends: 195 [2022-02-20 16:48:22,984 INFO L226 Difference]: Without dead ends: 192 [2022-02-20 16:48:22,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-20 16:48:22,985 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 348 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:22,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [350 Valid, 283 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:22,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-02-20 16:48:22,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 96. [2022-02-20 16:48:22,991 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:22,991 INFO L82 GeneralOperation]: Start isEquivalent. First operand 192 states. Second operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,991 INFO L74 IsIncluded]: Start isIncluded. First operand 192 states. Second operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,992 INFO L87 Difference]: Start difference. First operand 192 states. Second operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:22,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,995 INFO L93 Difference]: Finished difference Result 192 states and 237 transitions. [2022-02-20 16:48:22,995 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 237 transitions. [2022-02-20 16:48:22,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:22,995 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:22,996 INFO L74 IsIncluded]: Start isIncluded. First operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 192 states. [2022-02-20 16:48:22,996 INFO L87 Difference]: Start difference. First operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 192 states. [2022-02-20 16:48:22,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:22,999 INFO L93 Difference]: Finished difference Result 192 states and 237 transitions. [2022-02-20 16:48:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 237 transitions. [2022-02-20 16:48:23,000 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:23,000 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:23,000 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:23,000 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 93 states have internal predecessors, (103), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 117 transitions. [2022-02-20 16:48:23,002 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 117 transitions. Word has length 24 [2022-02-20 16:48:23,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:23,002 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 117 transitions. [2022-02-20 16:48:23,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2022-02-20 16:48:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-02-20 16:48:23,016 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:23,017 INFO L514 BasicCegarLoop]: trace histogram [2, 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 16:48:23,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 16:48:23,017 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:23,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:23,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1875885747, now seen corresponding path program 1 times [2022-02-20 16:48:23,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:23,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303333651] [2022-02-20 16:48:23,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:23,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:23,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {3778#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(15, 2); {3778#true} is VALID [2022-02-20 16:48:23,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {3778#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {3778#true} is VALID [2022-02-20 16:48:23,077 INFO L290 TraceCheckUtils]: 2: Hoare triple {3778#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {3778#true} is VALID [2022-02-20 16:48:23,078 INFO L290 TraceCheckUtils]: 3: Hoare triple {3778#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:23,078 INFO L290 TraceCheckUtils]: 4: Hoare triple {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:23,078 INFO L290 TraceCheckUtils]: 5: Hoare triple {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:23,078 INFO L290 TraceCheckUtils]: 6: Hoare triple {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:23,079 INFO L290 TraceCheckUtils]: 7: Hoare triple {3780#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:23,080 INFO L290 TraceCheckUtils]: 8: Hoare triple {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:23,080 INFO L290 TraceCheckUtils]: 9: Hoare triple {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:23,080 INFO L290 TraceCheckUtils]: 10: Hoare triple {3781#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,081 INFO L290 TraceCheckUtils]: 11: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,082 INFO L290 TraceCheckUtils]: 12: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,083 INFO L290 TraceCheckUtils]: 13: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,083 INFO L290 TraceCheckUtils]: 14: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,083 INFO L290 TraceCheckUtils]: 15: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,084 INFO L290 TraceCheckUtils]: 16: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,084 INFO L290 TraceCheckUtils]: 17: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,084 INFO L290 TraceCheckUtils]: 18: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,084 INFO L290 TraceCheckUtils]: 19: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:23,085 INFO L290 TraceCheckUtils]: 20: Hoare triple {3782#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {3783#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} is VALID [2022-02-20 16:48:23,085 INFO L290 TraceCheckUtils]: 21: Hoare triple {3783#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} assume inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0;havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {3779#false} is VALID [2022-02-20 16:48:23,085 INFO L272 TraceCheckUtils]: 22: Hoare triple {3779#false} call fail(); {3779#false} is VALID [2022-02-20 16:48:23,085 INFO L290 TraceCheckUtils]: 23: Hoare triple {3779#false} assume !false; {3779#false} is VALID [2022-02-20 16:48:23,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:23,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:23,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303333651] [2022-02-20 16:48:23,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303333651] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:23,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:23,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 16:48:23,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982508520] [2022-02-20 16:48:23,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:23,086 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-02-20 16:48:23,087 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:23,087 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,100 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:23,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:48:23,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:23,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:48:23,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:23,100 INFO L87 Difference]: Start difference. First operand 96 states and 117 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:23,568 INFO L93 Difference]: Finished difference Result 194 states and 238 transitions. [2022-02-20 16:48:23,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 16:48:23,568 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-02-20 16:48:23,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 238 transitions. [2022-02-20 16:48:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 238 transitions. [2022-02-20 16:48:23,573 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 238 transitions. [2022-02-20 16:48:23,731 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 238 edges. 238 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:23,733 INFO L225 Difference]: With dead ends: 194 [2022-02-20 16:48:23,733 INFO L226 Difference]: Without dead ends: 191 [2022-02-20 16:48:23,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-20 16:48:23,734 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 345 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:23,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [347 Valid, 283 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:23,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2022-02-20 16:48:23,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 102. [2022-02-20 16:48:23,739 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:23,739 INFO L82 GeneralOperation]: Start isEquivalent. First operand 191 states. Second operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:23,740 INFO L74 IsIncluded]: Start isIncluded. First operand 191 states. Second operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:23,740 INFO L87 Difference]: Start difference. First operand 191 states. Second operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:23,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:23,743 INFO L93 Difference]: Finished difference Result 191 states and 235 transitions. [2022-02-20 16:48:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 235 transitions. [2022-02-20 16:48:23,744 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:23,744 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:23,744 INFO L74 IsIncluded]: Start isIncluded. First operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 191 states. [2022-02-20 16:48:23,744 INFO L87 Difference]: Start difference. First operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 191 states. [2022-02-20 16:48:23,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:23,747 INFO L93 Difference]: Finished difference Result 191 states and 235 transitions. [2022-02-20 16:48:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 235 transitions. [2022-02-20 16:48:23,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:23,747 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:23,747 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:23,747 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 88 states have (on average 1.2386363636363635) internal successors, (109), 99 states have internal predecessors, (109), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 123 transitions. [2022-02-20 16:48:23,749 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 123 transitions. Word has length 24 [2022-02-20 16:48:23,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:23,749 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 123 transitions. [2022-02-20 16:48:23,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 123 transitions. [2022-02-20 16:48:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 16:48:23,750 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:23,750 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 16:48:23,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 16:48:23,750 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:23,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:23,751 INFO L85 PathProgramCache]: Analyzing trace with hash 833312563, now seen corresponding path program 1 times [2022-02-20 16:48:23,751 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:23,751 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928443824] [2022-02-20 16:48:23,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:23,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:23,846 INFO L290 TraceCheckUtils]: 0: Hoare triple {4554#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(15, 2); {4554#true} is VALID [2022-02-20 16:48:23,848 INFO L290 TraceCheckUtils]: 1: Hoare triple {4554#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {4554#true} is VALID [2022-02-20 16:48:23,848 INFO L290 TraceCheckUtils]: 2: Hoare triple {4554#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {4554#true} is VALID [2022-02-20 16:48:23,849 INFO L290 TraceCheckUtils]: 3: Hoare triple {4554#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {4556#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} is VALID [2022-02-20 16:48:23,855 INFO L290 TraceCheckUtils]: 4: Hoare triple {4556#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {4556#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} is VALID [2022-02-20 16:48:23,856 INFO L290 TraceCheckUtils]: 5: Hoare triple {4556#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {4557#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:23,857 INFO L290 TraceCheckUtils]: 6: Hoare triple {4557#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {4557#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:23,858 INFO L290 TraceCheckUtils]: 7: Hoare triple {4557#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,858 INFO L290 TraceCheckUtils]: 8: Hoare triple {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,859 INFO L290 TraceCheckUtils]: 9: Hoare triple {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,859 INFO L290 TraceCheckUtils]: 10: Hoare triple {4558#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,860 INFO L290 TraceCheckUtils]: 11: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,860 INFO L290 TraceCheckUtils]: 12: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,861 INFO L290 TraceCheckUtils]: 13: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,861 INFO L290 TraceCheckUtils]: 14: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,862 INFO L290 TraceCheckUtils]: 15: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,862 INFO L290 TraceCheckUtils]: 16: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,863 INFO L290 TraceCheckUtils]: 17: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,863 INFO L290 TraceCheckUtils]: 18: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,864 INFO L290 TraceCheckUtils]: 19: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,864 INFO L290 TraceCheckUtils]: 20: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,864 INFO L290 TraceCheckUtils]: 21: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,865 INFO L290 TraceCheckUtils]: 22: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:23,865 INFO L290 TraceCheckUtils]: 23: Hoare triple {4559#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {4560#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} is VALID [2022-02-20 16:48:23,866 INFO L290 TraceCheckUtils]: 24: Hoare triple {4560#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} assume !(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {4555#false} is VALID [2022-02-20 16:48:23,866 INFO L272 TraceCheckUtils]: 25: Hoare triple {4555#false} call fail(); {4555#false} is VALID [2022-02-20 16:48:23,866 INFO L290 TraceCheckUtils]: 26: Hoare triple {4555#false} assume !false; {4555#false} is VALID [2022-02-20 16:48:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:23,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:23,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928443824] [2022-02-20 16:48:23,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928443824] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:23,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:23,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 16:48:23,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166656278] [2022-02-20 16:48:23,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:23,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:23,868 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:23,868 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:23,887 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 16:48:23,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 16:48:23,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:23,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 16:48:23,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 16:48:23,888 INFO L87 Difference]: Start difference. First operand 102 states and 123 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:24,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:24,913 INFO L93 Difference]: Finished difference Result 264 states and 335 transitions. [2022-02-20 16:48:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 16:48:24,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:24,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 335 transitions. [2022-02-20 16:48:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:24,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 335 transitions. [2022-02-20 16:48:24,918 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 335 transitions. [2022-02-20 16:48:25,184 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 335 edges. 335 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:25,187 INFO L225 Difference]: With dead ends: 264 [2022-02-20 16:48:25,188 INFO L226 Difference]: Without dead ends: 261 [2022-02-20 16:48:25,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-02-20 16:48:25,189 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 527 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:25,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 331 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 16:48:25,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-02-20 16:48:25,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 105. [2022-02-20 16:48:25,196 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:25,197 INFO L82 GeneralOperation]: Start isEquivalent. First operand 261 states. Second operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:25,202 INFO L74 IsIncluded]: Start isIncluded. First operand 261 states. Second operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:25,204 INFO L87 Difference]: Start difference. First operand 261 states. Second operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:25,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:25,208 INFO L93 Difference]: Finished difference Result 261 states and 332 transitions. [2022-02-20 16:48:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 332 transitions. [2022-02-20 16:48:25,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:25,210 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:25,211 INFO L74 IsIncluded]: Start isIncluded. First operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 261 states. [2022-02-20 16:48:25,211 INFO L87 Difference]: Start difference. First operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 261 states. [2022-02-20 16:48:25,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:25,215 INFO L93 Difference]: Finished difference Result 261 states and 332 transitions. [2022-02-20 16:48:25,215 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 332 transitions. [2022-02-20 16:48:25,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:25,216 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:25,216 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:25,216 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 102 states have internal predecessors, (112), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 126 transitions. [2022-02-20 16:48:25,217 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 126 transitions. Word has length 27 [2022-02-20 16:48:25,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:25,218 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 126 transitions. [2022-02-20 16:48:25,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2022-02-20 16:48:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-20 16:48:25,218 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:25,218 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 16:48:25,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 16:48:25,219 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:25,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:25,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1708085367, now seen corresponding path program 1 times [2022-02-20 16:48:25,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:25,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225481391] [2022-02-20 16:48:25,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:25,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:25,340 INFO L290 TraceCheckUtils]: 0: Hoare triple {5571#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(15, 2); {5571#true} is VALID [2022-02-20 16:48:25,340 INFO L290 TraceCheckUtils]: 1: Hoare triple {5571#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {5571#true} is VALID [2022-02-20 16:48:25,340 INFO L290 TraceCheckUtils]: 2: Hoare triple {5571#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {5571#true} is VALID [2022-02-20 16:48:25,343 INFO L290 TraceCheckUtils]: 3: Hoare triple {5571#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {5573#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} is VALID [2022-02-20 16:48:25,344 INFO L290 TraceCheckUtils]: 4: Hoare triple {5573#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {5573#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} is VALID [2022-02-20 16:48:25,344 INFO L290 TraceCheckUtils]: 5: Hoare triple {5573#(= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1)} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {5574#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:25,345 INFO L290 TraceCheckUtils]: 6: Hoare triple {5574#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {5574#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:25,346 INFO L290 TraceCheckUtils]: 7: Hoare triple {5574#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,346 INFO L290 TraceCheckUtils]: 8: Hoare triple {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,347 INFO L290 TraceCheckUtils]: 9: Hoare triple {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,347 INFO L290 TraceCheckUtils]: 10: Hoare triple {5575#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,348 INFO L290 TraceCheckUtils]: 11: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,348 INFO L290 TraceCheckUtils]: 12: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,348 INFO L290 TraceCheckUtils]: 13: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,349 INFO L290 TraceCheckUtils]: 14: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,349 INFO L290 TraceCheckUtils]: 15: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,350 INFO L290 TraceCheckUtils]: 16: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,350 INFO L290 TraceCheckUtils]: 17: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,351 INFO L290 TraceCheckUtils]: 18: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,351 INFO L290 TraceCheckUtils]: 19: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,351 INFO L290 TraceCheckUtils]: 20: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,352 INFO L290 TraceCheckUtils]: 21: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,352 INFO L290 TraceCheckUtils]: 22: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:25,353 INFO L290 TraceCheckUtils]: 23: Hoare triple {5576#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {5577#(and (= |ULTIMATE.start_inspect_before_#t~mem30#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem30#1.offset| 0))} is VALID [2022-02-20 16:48:25,353 INFO L290 TraceCheckUtils]: 24: Hoare triple {5577#(and (= |ULTIMATE.start_inspect_before_#t~mem30#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem30#1.offset| 0))} assume !(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {5572#false} is VALID [2022-02-20 16:48:25,353 INFO L272 TraceCheckUtils]: 25: Hoare triple {5572#false} call fail(); {5572#false} is VALID [2022-02-20 16:48:25,354 INFO L290 TraceCheckUtils]: 26: Hoare triple {5572#false} assume !false; {5572#false} is VALID [2022-02-20 16:48:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:25,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:25,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225481391] [2022-02-20 16:48:25,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225481391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:25,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:25,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 16:48:25,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234057674] [2022-02-20 16:48:25,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:25,355 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:25,355 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:25,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:25,385 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 16:48:25,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 16:48:25,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:25,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 16:48:25,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 16:48:25,386 INFO L87 Difference]: Start difference. First operand 105 states and 126 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:26,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:26,426 INFO L93 Difference]: Finished difference Result 263 states and 333 transitions. [2022-02-20 16:48:26,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 16:48:26,427 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:26,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 333 transitions. [2022-02-20 16:48:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 333 transitions. [2022-02-20 16:48:26,431 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 333 transitions. [2022-02-20 16:48:26,709 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 333 edges. 333 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:26,713 INFO L225 Difference]: With dead ends: 263 [2022-02-20 16:48:26,713 INFO L226 Difference]: Without dead ends: 260 [2022-02-20 16:48:26,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-02-20 16:48:26,713 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 523 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:26,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [525 Valid, 331 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 16:48:26,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2022-02-20 16:48:26,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 108. [2022-02-20 16:48:26,719 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:26,720 INFO L82 GeneralOperation]: Start isEquivalent. First operand 260 states. Second operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:26,720 INFO L74 IsIncluded]: Start isIncluded. First operand 260 states. Second operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:26,720 INFO L87 Difference]: Start difference. First operand 260 states. Second operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:26,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:26,724 INFO L93 Difference]: Finished difference Result 260 states and 330 transitions. [2022-02-20 16:48:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 330 transitions. [2022-02-20 16:48:26,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:26,725 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:26,725 INFO L74 IsIncluded]: Start isIncluded. First operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 260 states. [2022-02-20 16:48:26,725 INFO L87 Difference]: Start difference. First operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 260 states. [2022-02-20 16:48:26,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:26,729 INFO L93 Difference]: Finished difference Result 260 states and 330 transitions. [2022-02-20 16:48:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 330 transitions. [2022-02-20 16:48:26,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:26,730 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:26,730 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:26,730 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 105 states have internal predecessors, (115), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 129 transitions. [2022-02-20 16:48:26,731 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 129 transitions. Word has length 27 [2022-02-20 16:48:26,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:26,732 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 129 transitions. [2022-02-20 16:48:26,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2022-02-20 16:48:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-02-20 16:48:26,732 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:26,733 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:26,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 16:48:26,733 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:26,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:26,739 INFO L85 PathProgramCache]: Analyzing trace with hash -399551200, now seen corresponding path program 1 times [2022-02-20 16:48:26,739 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:26,739 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989289727] [2022-02-20 16:48:26,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:26,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:26,788 INFO L290 TraceCheckUtils]: 0: Hoare triple {6587#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(15, 2); {6587#true} is VALID [2022-02-20 16:48:26,788 INFO L290 TraceCheckUtils]: 1: Hoare triple {6587#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {6587#true} is VALID [2022-02-20 16:48:26,788 INFO L290 TraceCheckUtils]: 2: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:26,788 INFO L290 TraceCheckUtils]: 3: Hoare triple {6587#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 4: Hoare triple {6587#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 5: Hoare triple {6587#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 6: Hoare triple {6587#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 7: Hoare triple {6587#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 8: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 9: Hoare triple {6587#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 10: Hoare triple {6587#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {6587#true} is VALID [2022-02-20 16:48:26,789 INFO L290 TraceCheckUtils]: 11: Hoare triple {6587#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:26,790 INFO L290 TraceCheckUtils]: 12: Hoare triple {6587#true} goto; {6587#true} is VALID [2022-02-20 16:48:26,790 INFO L290 TraceCheckUtils]: 13: Hoare triple {6587#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6589#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} is VALID [2022-02-20 16:48:26,791 INFO L290 TraceCheckUtils]: 14: Hoare triple {6589#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,794 INFO L290 TraceCheckUtils]: 15: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,794 INFO L290 TraceCheckUtils]: 16: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,795 INFO L290 TraceCheckUtils]: 17: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,795 INFO L290 TraceCheckUtils]: 18: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,796 INFO L290 TraceCheckUtils]: 19: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,796 INFO L290 TraceCheckUtils]: 20: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,797 INFO L290 TraceCheckUtils]: 21: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,798 INFO L290 TraceCheckUtils]: 22: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,798 INFO L290 TraceCheckUtils]: 23: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,799 INFO L290 TraceCheckUtils]: 24: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,799 INFO L290 TraceCheckUtils]: 25: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:26,800 INFO L290 TraceCheckUtils]: 26: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:26,800 INFO L290 TraceCheckUtils]: 27: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:26,800 INFO L290 TraceCheckUtils]: 28: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:26,801 INFO L290 TraceCheckUtils]: 29: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {6588#false} is VALID [2022-02-20 16:48:26,801 INFO L272 TraceCheckUtils]: 30: Hoare triple {6588#false} call fail(); {6588#false} is VALID [2022-02-20 16:48:26,801 INFO L290 TraceCheckUtils]: 31: Hoare triple {6588#false} assume !false; {6588#false} is VALID [2022-02-20 16:48:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:26,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:26,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989289727] [2022-02-20 16:48:26,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989289727] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:26,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393345122] [2022-02-20 16:48:26,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:26,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:26,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:26,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:26,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 16:48:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:26,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2022-02-20 16:48:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:26,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:27,127 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 31 treesize of output 19 [2022-02-20 16:48:27,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-02-20 16:48:27,160 INFO L290 TraceCheckUtils]: 0: Hoare triple {6587#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(15, 2); {6587#true} is VALID [2022-02-20 16:48:27,160 INFO L290 TraceCheckUtils]: 1: Hoare triple {6587#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {6587#true} is VALID [2022-02-20 16:48:27,160 INFO L290 TraceCheckUtils]: 2: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 3: Hoare triple {6587#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 4: Hoare triple {6587#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 5: Hoare triple {6587#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 6: Hoare triple {6587#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 7: Hoare triple {6587#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 8: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 9: Hoare triple {6587#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 10: Hoare triple {6587#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 11: Hoare triple {6587#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,161 INFO L290 TraceCheckUtils]: 12: Hoare triple {6587#true} goto; {6587#true} is VALID [2022-02-20 16:48:27,162 INFO L290 TraceCheckUtils]: 13: Hoare triple {6587#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6589#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} is VALID [2022-02-20 16:48:27,162 INFO L290 TraceCheckUtils]: 14: Hoare triple {6589#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,163 INFO L290 TraceCheckUtils]: 15: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,163 INFO L290 TraceCheckUtils]: 16: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,164 INFO L290 TraceCheckUtils]: 17: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,164 INFO L290 TraceCheckUtils]: 18: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,164 INFO L290 TraceCheckUtils]: 19: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,165 INFO L290 TraceCheckUtils]: 20: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,165 INFO L290 TraceCheckUtils]: 21: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,166 INFO L290 TraceCheckUtils]: 22: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,166 INFO L290 TraceCheckUtils]: 23: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,167 INFO L290 TraceCheckUtils]: 24: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,167 INFO L290 TraceCheckUtils]: 25: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,168 INFO L290 TraceCheckUtils]: 26: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,168 INFO L290 TraceCheckUtils]: 27: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,168 INFO L290 TraceCheckUtils]: 28: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,169 INFO L290 TraceCheckUtils]: 29: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {6588#false} is VALID [2022-02-20 16:48:27,169 INFO L272 TraceCheckUtils]: 30: Hoare triple {6588#false} call fail(); {6588#false} is VALID [2022-02-20 16:48:27,169 INFO L290 TraceCheckUtils]: 31: Hoare triple {6588#false} assume !false; {6588#false} is VALID [2022-02-20 16:48:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:27,170 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:27,310 INFO L290 TraceCheckUtils]: 31: Hoare triple {6588#false} assume !false; {6588#false} is VALID [2022-02-20 16:48:27,310 INFO L272 TraceCheckUtils]: 30: Hoare triple {6588#false} call fail(); {6588#false} is VALID [2022-02-20 16:48:27,311 INFO L290 TraceCheckUtils]: 29: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0; {6588#false} is VALID [2022-02-20 16:48:27,311 INFO L290 TraceCheckUtils]: 28: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,311 INFO L290 TraceCheckUtils]: 27: Hoare triple {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,312 INFO L290 TraceCheckUtils]: 26: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {6591#(or (not (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|)) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| 0)))} is VALID [2022-02-20 16:48:27,312 INFO L290 TraceCheckUtils]: 25: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,313 INFO L290 TraceCheckUtils]: 24: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,313 INFO L290 TraceCheckUtils]: 23: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,314 INFO L290 TraceCheckUtils]: 22: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,314 INFO L290 TraceCheckUtils]: 21: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,314 INFO L290 TraceCheckUtils]: 20: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,315 INFO L290 TraceCheckUtils]: 19: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,316 INFO L290 TraceCheckUtils]: 18: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,318 INFO L290 TraceCheckUtils]: 17: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,319 INFO L290 TraceCheckUtils]: 16: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,320 INFO L290 TraceCheckUtils]: 15: Hoare triple {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,320 INFO L290 TraceCheckUtils]: 14: Hoare triple {6739#(or (and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {6590#(or (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,322 INFO L290 TraceCheckUtils]: 13: Hoare triple {6587#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {6739#(or (and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 12: Hoare triple {6587#true} goto; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 11: Hoare triple {6587#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 10: Hoare triple {6587#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 9: Hoare triple {6587#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 8: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 7: Hoare triple {6587#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 6: Hoare triple {6587#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 5: Hoare triple {6587#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 4: Hoare triple {6587#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 3: Hoare triple {6587#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {6587#true} is VALID [2022-02-20 16:48:27,323 INFO L290 TraceCheckUtils]: 2: Hoare triple {6587#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {6587#true} is VALID [2022-02-20 16:48:27,324 INFO L290 TraceCheckUtils]: 1: Hoare triple {6587#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {6587#true} is VALID [2022-02-20 16:48:27,324 INFO L290 TraceCheckUtils]: 0: Hoare triple {6587#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(15, 2); {6587#true} is VALID [2022-02-20 16:48:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:27,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393345122] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:27,324 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:27,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2022-02-20 16:48:27,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461963922] [2022-02-20 16:48:27,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:27,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:27,325 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:27,325 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:27,344 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:27,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:48:27,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:27,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:48:27,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:27,344 INFO L87 Difference]: Start difference. First operand 108 states and 129 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:27,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:27,758 INFO L93 Difference]: Finished difference Result 110 states and 130 transitions. [2022-02-20 16:48:27,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:48:27,758 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:27,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 105 transitions. [2022-02-20 16:48:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 105 transitions. [2022-02-20 16:48:27,760 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 105 transitions. [2022-02-20 16:48:27,829 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:27,830 INFO L225 Difference]: With dead ends: 110 [2022-02-20 16:48:27,831 INFO L226 Difference]: Without dead ends: 106 [2022-02-20 16:48:27,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-02-20 16:48:27,831 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 84 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:27,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 280 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:27,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-02-20 16:48:27,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2022-02-20 16:48:27,837 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:27,837 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:27,837 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:27,838 INFO L87 Difference]: Start difference. First operand 106 states. Second operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:27,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:27,839 INFO L93 Difference]: Finished difference Result 106 states and 125 transitions. [2022-02-20 16:48:27,839 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 125 transitions. [2022-02-20 16:48:27,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:27,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:27,840 INFO L74 IsIncluded]: Start isIncluded. First operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 106 states. [2022-02-20 16:48:27,840 INFO L87 Difference]: Start difference. First operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 106 states. [2022-02-20 16:48:27,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:27,841 INFO L93 Difference]: Finished difference Result 106 states and 125 transitions. [2022-02-20 16:48:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 125 transitions. [2022-02-20 16:48:27,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:27,841 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:27,841 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:27,841 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 94 states have (on average 1.202127659574468) internal successors, (113), 103 states have internal predecessors, (113), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 125 transitions. [2022-02-20 16:48:27,843 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 125 transitions. Word has length 32 [2022-02-20 16:48:27,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:27,843 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 125 transitions. [2022-02-20 16:48:27,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 125 transitions. [2022-02-20 16:48:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-20 16:48:27,844 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:27,844 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:27,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:28,059 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,SelfDestructingSolverStorable9 [2022-02-20 16:48:28,060 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:28,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:28,060 INFO L85 PathProgramCache]: Analyzing trace with hash 2096511860, now seen corresponding path program 1 times [2022-02-20 16:48:28,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:28,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145204878] [2022-02-20 16:48:28,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:28,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:28,115 INFO L290 TraceCheckUtils]: 0: Hoare triple {7262#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(15, 2); {7262#true} is VALID [2022-02-20 16:48:28,115 INFO L290 TraceCheckUtils]: 1: Hoare triple {7262#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {7262#true} is VALID [2022-02-20 16:48:28,115 INFO L290 TraceCheckUtils]: 2: Hoare triple {7262#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7262#true} is VALID [2022-02-20 16:48:28,116 INFO L290 TraceCheckUtils]: 3: Hoare triple {7262#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {7262#true} is VALID [2022-02-20 16:48:28,116 INFO L290 TraceCheckUtils]: 4: Hoare triple {7262#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {7262#true} is VALID [2022-02-20 16:48:28,117 INFO L290 TraceCheckUtils]: 5: Hoare triple {7262#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {7264#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:28,117 INFO L290 TraceCheckUtils]: 6: Hoare triple {7264#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {7264#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:28,117 INFO L290 TraceCheckUtils]: 7: Hoare triple {7264#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:28,118 INFO L290 TraceCheckUtils]: 8: Hoare triple {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:28,118 INFO L290 TraceCheckUtils]: 9: Hoare triple {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:28,118 INFO L290 TraceCheckUtils]: 10: Hoare triple {7265#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,119 INFO L290 TraceCheckUtils]: 11: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,119 INFO L290 TraceCheckUtils]: 12: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,119 INFO L290 TraceCheckUtils]: 13: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,120 INFO L290 TraceCheckUtils]: 14: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,121 INFO L290 TraceCheckUtils]: 15: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,121 INFO L290 TraceCheckUtils]: 16: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,121 INFO L290 TraceCheckUtils]: 17: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,121 INFO L290 TraceCheckUtils]: 18: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,122 INFO L290 TraceCheckUtils]: 19: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,122 INFO L290 TraceCheckUtils]: 20: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,122 INFO L290 TraceCheckUtils]: 21: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,123 INFO L290 TraceCheckUtils]: 22: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,123 INFO L290 TraceCheckUtils]: 23: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,123 INFO L290 TraceCheckUtils]: 24: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,124 INFO L290 TraceCheckUtils]: 25: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,124 INFO L290 TraceCheckUtils]: 26: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume { :end_inline_inspect_before } true; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,124 INFO L290 TraceCheckUtils]: 27: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,125 INFO L290 TraceCheckUtils]: 28: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,125 INFO L290 TraceCheckUtils]: 29: Hoare triple {7266#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {7267#(not (= |ULTIMATE.start_inspect_after_~shape#1.base| 0))} is VALID [2022-02-20 16:48:28,125 INFO L290 TraceCheckUtils]: 30: Hoare triple {7267#(not (= |ULTIMATE.start_inspect_after_~shape#1.base| 0))} assume inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0; {7263#false} is VALID [2022-02-20 16:48:28,126 INFO L272 TraceCheckUtils]: 31: Hoare triple {7263#false} call fail(); {7263#false} is VALID [2022-02-20 16:48:28,126 INFO L290 TraceCheckUtils]: 32: Hoare triple {7263#false} assume !false; {7263#false} is VALID [2022-02-20 16:48:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:28,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:28,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145204878] [2022-02-20 16:48:28,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145204878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:28,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:28,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 16:48:28,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428475694] [2022-02-20 16:48:28,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:28,127 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:28,127 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:28,127 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:28,142 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:28,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:48:28,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:28,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:48:28,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:28,143 INFO L87 Difference]: Start difference. First operand 106 states and 125 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:28,440 INFO L93 Difference]: Finished difference Result 146 states and 178 transitions. [2022-02-20 16:48:28,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 16:48:28,441 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:28,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 155 transitions. [2022-02-20 16:48:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:28,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 155 transitions. [2022-02-20 16:48:28,443 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 155 transitions. [2022-02-20 16:48:28,543 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:28,544 INFO L225 Difference]: With dead ends: 146 [2022-02-20 16:48:28,544 INFO L226 Difference]: Without dead ends: 143 [2022-02-20 16:48:28,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 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 16:48:28,545 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 271 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:28,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 325 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:28,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2022-02-20 16:48:28,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 110. [2022-02-20 16:48:28,564 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:28,564 INFO L82 GeneralOperation]: Start isEquivalent. First operand 143 states. Second operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:28,564 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:28,564 INFO L87 Difference]: Start difference. First operand 143 states. Second operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:28,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:28,566 INFO L93 Difference]: Finished difference Result 143 states and 175 transitions. [2022-02-20 16:48:28,566 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2022-02-20 16:48:28,567 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:28,567 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:28,567 INFO L74 IsIncluded]: Start isIncluded. First operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 143 states. [2022-02-20 16:48:28,567 INFO L87 Difference]: Start difference. First operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 143 states. [2022-02-20 16:48:28,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:28,569 INFO L93 Difference]: Finished difference Result 143 states and 175 transitions. [2022-02-20 16:48:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2022-02-20 16:48:28,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:28,569 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:28,569 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:28,569 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 98 states have (on average 1.2040816326530612) internal successors, (118), 107 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 130 transitions. [2022-02-20 16:48:28,571 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 130 transitions. Word has length 33 [2022-02-20 16:48:28,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:28,571 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 130 transitions. [2022-02-20 16:48:28,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2022-02-20 16:48:28,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 16:48:28,571 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:28,572 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:28,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-20 16:48:28,572 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:28,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:28,572 INFO L85 PathProgramCache]: Analyzing trace with hash -236025208, now seen corresponding path program 1 times [2022-02-20 16:48:28,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:28,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797262821] [2022-02-20 16:48:28,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:28,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:28,689 INFO L290 TraceCheckUtils]: 0: Hoare triple {7880#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(15, 2); {7880#true} is VALID [2022-02-20 16:48:28,690 INFO L290 TraceCheckUtils]: 1: Hoare triple {7880#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {7882#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,690 INFO L290 TraceCheckUtils]: 2: Hoare triple {7882#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7882#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,691 INFO L290 TraceCheckUtils]: 3: Hoare triple {7882#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {7883#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,691 INFO L290 TraceCheckUtils]: 4: Hoare triple {7883#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {7883#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,692 INFO L290 TraceCheckUtils]: 5: Hoare triple {7883#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {7884#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,692 INFO L290 TraceCheckUtils]: 6: Hoare triple {7884#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {7884#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:28,693 INFO L290 TraceCheckUtils]: 7: Hoare triple {7884#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,694 INFO L290 TraceCheckUtils]: 8: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,694 INFO L290 TraceCheckUtils]: 9: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,695 INFO L290 TraceCheckUtils]: 10: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,695 INFO L290 TraceCheckUtils]: 11: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,696 INFO L290 TraceCheckUtils]: 12: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,696 INFO L290 TraceCheckUtils]: 13: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,696 INFO L290 TraceCheckUtils]: 14: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,697 INFO L290 TraceCheckUtils]: 15: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,697 INFO L290 TraceCheckUtils]: 16: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,698 INFO L290 TraceCheckUtils]: 17: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,698 INFO L290 TraceCheckUtils]: 18: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,699 INFO L290 TraceCheckUtils]: 19: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,699 INFO L290 TraceCheckUtils]: 20: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,700 INFO L290 TraceCheckUtils]: 21: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,700 INFO L290 TraceCheckUtils]: 22: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,701 INFO L290 TraceCheckUtils]: 23: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,701 INFO L290 TraceCheckUtils]: 24: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,702 INFO L290 TraceCheckUtils]: 25: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,702 INFO L290 TraceCheckUtils]: 26: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume { :end_inline_inspect_before } true; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,703 INFO L290 TraceCheckUtils]: 27: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,703 INFO L290 TraceCheckUtils]: 28: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:28,704 INFO L290 TraceCheckUtils]: 29: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:28,704 INFO L290 TraceCheckUtils]: 30: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:28,705 INFO L290 TraceCheckUtils]: 31: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} goto; {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:28,705 INFO L290 TraceCheckUtils]: 32: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {7887#(and (= |ULTIMATE.start_inspect_after_#t~mem31#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem31#1.base| 0))} is VALID [2022-02-20 16:48:28,706 INFO L290 TraceCheckUtils]: 33: Hoare triple {7887#(and (= |ULTIMATE.start_inspect_after_#t~mem31#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem31#1.base| 0))} assume !(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {7881#false} is VALID [2022-02-20 16:48:28,706 INFO L272 TraceCheckUtils]: 34: Hoare triple {7881#false} call fail(); {7881#false} is VALID [2022-02-20 16:48:28,706 INFO L290 TraceCheckUtils]: 35: Hoare triple {7881#false} assume !false; {7881#false} is VALID [2022-02-20 16:48:28,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:28,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:28,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797262821] [2022-02-20 16:48:28,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797262821] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:28,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591785394] [2022-02-20 16:48:28,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:28,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:28,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:28,708 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:28,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 16:48:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:28,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 35 conjunts are in the unsatisfiable core [2022-02-20 16:48:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:28,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:29,100 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 16:48:29,112 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 16:48:29,119 INFO L290 TraceCheckUtils]: 0: Hoare triple {7880#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(15, 2); {7880#true} is VALID [2022-02-20 16:48:29,119 INFO L290 TraceCheckUtils]: 1: Hoare triple {7880#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {7880#true} is VALID [2022-02-20 16:48:29,119 INFO L290 TraceCheckUtils]: 2: Hoare triple {7880#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7880#true} is VALID [2022-02-20 16:48:29,120 INFO L290 TraceCheckUtils]: 3: Hoare triple {7880#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {7880#true} is VALID [2022-02-20 16:48:29,120 INFO L290 TraceCheckUtils]: 4: Hoare triple {7880#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {7880#true} is VALID [2022-02-20 16:48:29,122 INFO L290 TraceCheckUtils]: 5: Hoare triple {7880#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {7906#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:29,122 INFO L290 TraceCheckUtils]: 6: Hoare triple {7906#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {7906#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:29,123 INFO L290 TraceCheckUtils]: 7: Hoare triple {7906#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:29,123 INFO L290 TraceCheckUtils]: 8: Hoare triple {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:29,124 INFO L290 TraceCheckUtils]: 9: Hoare triple {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:29,124 INFO L290 TraceCheckUtils]: 10: Hoare triple {7913#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:29,125 INFO L290 TraceCheckUtils]: 11: Hoare triple {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:29,125 INFO L290 TraceCheckUtils]: 12: Hoare triple {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} goto; {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:29,126 INFO L290 TraceCheckUtils]: 13: Hoare triple {7923#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7933#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:29,126 INFO L290 TraceCheckUtils]: 14: Hoare triple {7933#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,127 INFO L290 TraceCheckUtils]: 15: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,127 INFO L290 TraceCheckUtils]: 16: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,128 INFO L290 TraceCheckUtils]: 17: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,128 INFO L290 TraceCheckUtils]: 18: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,129 INFO L290 TraceCheckUtils]: 19: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,129 INFO L290 TraceCheckUtils]: 20: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,130 INFO L290 TraceCheckUtils]: 21: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,130 INFO L290 TraceCheckUtils]: 22: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,130 INFO L290 TraceCheckUtils]: 23: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,131 INFO L290 TraceCheckUtils]: 24: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,131 INFO L290 TraceCheckUtils]: 25: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} goto; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,132 INFO L290 TraceCheckUtils]: 26: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume { :end_inline_inspect_before } true; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,132 INFO L290 TraceCheckUtils]: 27: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,133 INFO L290 TraceCheckUtils]: 28: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:29,133 INFO L290 TraceCheckUtils]: 29: Hoare triple {7885#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:29,133 INFO L290 TraceCheckUtils]: 30: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:29,134 INFO L290 TraceCheckUtils]: 31: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} goto; {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} is VALID [2022-02-20 16:48:29,134 INFO L290 TraceCheckUtils]: 32: Hoare triple {7886#(and (= |ULTIMATE.start_inspect_after_~shape#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~shape#1.base|) (+ |ULTIMATE.start_inspect_after_~shape#1.offset| 4)) 0))} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {7887#(and (= |ULTIMATE.start_inspect_after_#t~mem31#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem31#1.base| 0))} is VALID [2022-02-20 16:48:29,135 INFO L290 TraceCheckUtils]: 33: Hoare triple {7887#(and (= |ULTIMATE.start_inspect_after_#t~mem31#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem31#1.base| 0))} assume !(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {7881#false} is VALID [2022-02-20 16:48:29,135 INFO L272 TraceCheckUtils]: 34: Hoare triple {7881#false} call fail(); {7881#false} is VALID [2022-02-20 16:48:29,135 INFO L290 TraceCheckUtils]: 35: Hoare triple {7881#false} assume !false; {7881#false} is VALID [2022-02-20 16:48:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:29,135 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 16:48:29,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591785394] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:29,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 16:48:29,136 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 12 [2022-02-20 16:48:29,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977054899] [2022-02-20 16:48:29,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:29,137 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:29,137 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:29,137 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:29,160 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 16:48:29,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-20 16:48:29,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:29,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-20 16:48:29,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-02-20 16:48:29,161 INFO L87 Difference]: Start difference. First operand 110 states and 130 transitions. Second operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:30,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:30,096 INFO L93 Difference]: Finished difference Result 199 states and 252 transitions. [2022-02-20 16:48:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 16:48:30,096 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 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 16:48:30,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:30,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:30,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 252 transitions. [2022-02-20 16:48:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 252 transitions. [2022-02-20 16:48:30,100 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 252 transitions. [2022-02-20 16:48:30,277 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 252 edges. 252 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:30,279 INFO L225 Difference]: With dead ends: 199 [2022-02-20 16:48:30,280 INFO L226 Difference]: Without dead ends: 196 [2022-02-20 16:48:30,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 32 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2022-02-20 16:48:30,280 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 422 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:30,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [424 Valid, 466 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 16:48:30,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2022-02-20 16:48:30,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 119. [2022-02-20 16:48:30,287 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:30,288 INFO L82 GeneralOperation]: Start isEquivalent. First operand 196 states. Second operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:30,288 INFO L74 IsIncluded]: Start isIncluded. First operand 196 states. Second operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:30,288 INFO L87 Difference]: Start difference. First operand 196 states. Second operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:30,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:30,291 INFO L93 Difference]: Finished difference Result 196 states and 249 transitions. [2022-02-20 16:48:30,291 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2022-02-20 16:48:30,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:30,291 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:30,291 INFO L74 IsIncluded]: Start isIncluded. First operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 196 states. [2022-02-20 16:48:30,292 INFO L87 Difference]: Start difference. First operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 196 states. [2022-02-20 16:48:30,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:30,294 INFO L93 Difference]: Finished difference Result 196 states and 249 transitions. [2022-02-20 16:48:30,294 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2022-02-20 16:48:30,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:30,295 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:30,295 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:30,295 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 107 states have (on average 1.1962616822429906) internal successors, (128), 116 states have internal predecessors, (128), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 140 transitions. [2022-02-20 16:48:30,296 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 140 transitions. Word has length 36 [2022-02-20 16:48:30,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:30,296 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 140 transitions. [2022-02-20 16:48:30,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2022-02-20 16:48:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-20 16:48:30,297 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:30,297 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:30,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:30,511 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,SelfDestructingSolverStorable11 [2022-02-20 16:48:30,512 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:30,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:30,512 INFO L85 PathProgramCache]: Analyzing trace with hash -73182163, now seen corresponding path program 1 times [2022-02-20 16:48:30,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:30,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215714842] [2022-02-20 16:48:30,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:30,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:30,608 INFO L290 TraceCheckUtils]: 0: Hoare triple {8800#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(15, 2); {8800#true} is VALID [2022-02-20 16:48:30,609 INFO L290 TraceCheckUtils]: 1: Hoare triple {8800#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,609 INFO L290 TraceCheckUtils]: 2: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,612 INFO L290 TraceCheckUtils]: 3: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {8803#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,615 INFO L290 TraceCheckUtils]: 4: Hoare triple {8803#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {8803#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,620 INFO L290 TraceCheckUtils]: 5: Hoare triple {8803#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {8804#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,621 INFO L290 TraceCheckUtils]: 6: Hoare triple {8804#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {8804#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,622 INFO L290 TraceCheckUtils]: 7: Hoare triple {8804#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,622 INFO L290 TraceCheckUtils]: 8: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,623 INFO L290 TraceCheckUtils]: 9: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,623 INFO L290 TraceCheckUtils]: 10: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,624 INFO L290 TraceCheckUtils]: 11: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,624 INFO L290 TraceCheckUtils]: 12: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,624 INFO L290 TraceCheckUtils]: 13: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8807#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 14: Hoare triple {8807#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 15: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 16: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 17: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 18: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,625 INFO L290 TraceCheckUtils]: 19: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 20: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 21: Hoare triple {8801#false} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 22: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 23: Hoare triple {8801#false} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 24: Hoare triple {8801#false} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 25: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 26: Hoare triple {8801#false} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,626 INFO L290 TraceCheckUtils]: 27: Hoare triple {8801#false} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 28: Hoare triple {8801#false} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 29: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 30: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 31: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 32: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 33: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 34: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L290 TraceCheckUtils]: 35: Hoare triple {8801#false} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,627 INFO L272 TraceCheckUtils]: 36: Hoare triple {8801#false} call fail(); {8801#false} is VALID [2022-02-20 16:48:30,628 INFO L290 TraceCheckUtils]: 37: Hoare triple {8801#false} assume !false; {8801#false} is VALID [2022-02-20 16:48:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-20 16:48:30,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:30,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215714842] [2022-02-20 16:48:30,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215714842] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:30,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743294454] [2022-02-20 16:48:30,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:30,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:30,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:30,631 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:30,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 16:48:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:30,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 33 conjunts are in the unsatisfiable core [2022-02-20 16:48:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:30,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:30,806 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 16 treesize of output 17 [2022-02-20 16:48:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:30,813 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 16 treesize of output 17 [2022-02-20 16:48:30,884 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 19 treesize of output 7 [2022-02-20 16:48:30,929 INFO L290 TraceCheckUtils]: 0: Hoare triple {8800#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(15, 2); {8800#true} is VALID [2022-02-20 16:48:30,930 INFO L290 TraceCheckUtils]: 1: Hoare triple {8800#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,930 INFO L290 TraceCheckUtils]: 2: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,931 INFO L290 TraceCheckUtils]: 3: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,931 INFO L290 TraceCheckUtils]: 4: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,932 INFO L290 TraceCheckUtils]: 5: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {8826#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,932 INFO L290 TraceCheckUtils]: 6: Hoare triple {8826#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {8826#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:30,933 INFO L290 TraceCheckUtils]: 7: Hoare triple {8826#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,934 INFO L290 TraceCheckUtils]: 8: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,934 INFO L290 TraceCheckUtils]: 9: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} is VALID [2022-02-20 16:48:30,935 INFO L290 TraceCheckUtils]: 10: Hoare triple {8805#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,935 INFO L290 TraceCheckUtils]: 11: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,936 INFO L290 TraceCheckUtils]: 12: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:30,936 INFO L290 TraceCheckUtils]: 13: Hoare triple {8806#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8851#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} is VALID [2022-02-20 16:48:30,936 INFO L290 TraceCheckUtils]: 14: Hoare triple {8851#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 15: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 16: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 17: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 18: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 19: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 20: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 21: Hoare triple {8801#false} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,937 INFO L290 TraceCheckUtils]: 22: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 23: Hoare triple {8801#false} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 24: Hoare triple {8801#false} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 25: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 26: Hoare triple {8801#false} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 27: Hoare triple {8801#false} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 28: Hoare triple {8801#false} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 29: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:30,938 INFO L290 TraceCheckUtils]: 30: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 31: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 32: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 33: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 34: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 35: Hoare triple {8801#false} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L272 TraceCheckUtils]: 36: Hoare triple {8801#false} call fail(); {8801#false} is VALID [2022-02-20 16:48:30,939 INFO L290 TraceCheckUtils]: 37: Hoare triple {8801#false} assume !false; {8801#false} is VALID [2022-02-20 16:48:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-20 16:48:30,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:31,088 INFO L290 TraceCheckUtils]: 37: Hoare triple {8801#false} assume !false; {8801#false} is VALID [2022-02-20 16:48:31,088 INFO L272 TraceCheckUtils]: 36: Hoare triple {8801#false} call fail(); {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 35: Hoare triple {8801#false} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 34: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 33: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 32: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 31: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 30: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 29: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:31,089 INFO L290 TraceCheckUtils]: 28: Hoare triple {8801#false} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 27: Hoare triple {8801#false} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 26: Hoare triple {8801#false} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 25: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 24: Hoare triple {8801#false} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 23: Hoare triple {8801#false} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 22: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 21: Hoare triple {8801#false} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,090 INFO L290 TraceCheckUtils]: 20: Hoare triple {8801#false} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 19: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 18: Hoare triple {8801#false} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 17: Hoare triple {8801#false} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 16: Hoare triple {8801#false} goto; {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 15: Hoare triple {8801#false} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8801#false} is VALID [2022-02-20 16:48:31,091 INFO L290 TraceCheckUtils]: 14: Hoare triple {8993#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {8801#false} is VALID [2022-02-20 16:48:31,092 INFO L290 TraceCheckUtils]: 13: Hoare triple {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {8993#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| 0))} is VALID [2022-02-20 16:48:31,092 INFO L290 TraceCheckUtils]: 12: Hoare triple {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:31,093 INFO L290 TraceCheckUtils]: 11: Hoare triple {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:31,093 INFO L290 TraceCheckUtils]: 10: Hoare triple {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {8997#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:31,094 INFO L290 TraceCheckUtils]: 9: Hoare triple {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:31,094 INFO L290 TraceCheckUtils]: 8: Hoare triple {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:31,095 INFO L290 TraceCheckUtils]: 7: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {9007#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:31,095 INFO L290 TraceCheckUtils]: 6: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,096 INFO L290 TraceCheckUtils]: 5: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,097 INFO L290 TraceCheckUtils]: 4: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,097 INFO L290 TraceCheckUtils]: 3: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,097 INFO L290 TraceCheckUtils]: 2: Hoare triple {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,098 INFO L290 TraceCheckUtils]: 1: Hoare triple {8800#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {8802#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:31,098 INFO L290 TraceCheckUtils]: 0: Hoare triple {8800#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(15, 2); {8800#true} is VALID [2022-02-20 16:48:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-20 16:48:31,098 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743294454] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:31,098 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:31,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 6] total 13 [2022-02-20 16:48:31,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551025861] [2022-02-20 16:48:31,099 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:31,099 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-02-20 16:48:31,099 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:31,100 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:31,131 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:31,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 16:48:31,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:31,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 16:48:31,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-20 16:48:31,132 INFO L87 Difference]: Start difference. First operand 119 states and 140 transitions. Second operand has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:32,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:32,346 INFO L93 Difference]: Finished difference Result 299 states and 366 transitions. [2022-02-20 16:48:32,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 16:48:32,347 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-02-20 16:48:32,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 313 transitions. [2022-02-20 16:48:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 313 transitions. [2022-02-20 16:48:32,352 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 313 transitions. [2022-02-20 16:48:32,559 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 313 edges. 313 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:32,561 INFO L225 Difference]: With dead ends: 299 [2022-02-20 16:48:32,561 INFO L226 Difference]: Without dead ends: 214 [2022-02-20 16:48:32,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-02-20 16:48:32,562 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 234 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:32,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 696 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 16:48:32,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2022-02-20 16:48:32,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 130. [2022-02-20 16:48:32,572 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:32,572 INFO L82 GeneralOperation]: Start isEquivalent. First operand 214 states. Second operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:32,573 INFO L74 IsIncluded]: Start isIncluded. First operand 214 states. Second operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:32,573 INFO L87 Difference]: Start difference. First operand 214 states. Second operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:32,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:32,576 INFO L93 Difference]: Finished difference Result 214 states and 262 transitions. [2022-02-20 16:48:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 262 transitions. [2022-02-20 16:48:32,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:32,576 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:32,577 INFO L74 IsIncluded]: Start isIncluded. First operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 214 states. [2022-02-20 16:48:32,577 INFO L87 Difference]: Start difference. First operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 214 states. [2022-02-20 16:48:32,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:32,580 INFO L93 Difference]: Finished difference Result 214 states and 262 transitions. [2022-02-20 16:48:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 262 transitions. [2022-02-20 16:48:32,580 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:32,580 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:32,581 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:32,581 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 127 states have internal predecessors, (140), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2022-02-20 16:48:32,583 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 38 [2022-02-20 16:48:32,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:32,583 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2022-02-20 16:48:32,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:32,583 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2022-02-20 16:48:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-20 16:48:32,583 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:32,584 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:32,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:32,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:32,801 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:32,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:32,801 INFO L85 PathProgramCache]: Analyzing trace with hash 490774160, now seen corresponding path program 1 times [2022-02-20 16:48:32,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:32,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642788380] [2022-02-20 16:48:32,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:32,874 INFO L290 TraceCheckUtils]: 0: Hoare triple {10000#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(15, 2); {10000#true} is VALID [2022-02-20 16:48:32,874 INFO L290 TraceCheckUtils]: 1: Hoare triple {10000#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {10000#true} is VALID [2022-02-20 16:48:32,874 INFO L290 TraceCheckUtils]: 2: Hoare triple {10000#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {10000#true} is VALID [2022-02-20 16:48:32,875 INFO L290 TraceCheckUtils]: 3: Hoare triple {10000#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {10000#true} is VALID [2022-02-20 16:48:32,875 INFO L290 TraceCheckUtils]: 4: Hoare triple {10000#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {10000#true} is VALID [2022-02-20 16:48:32,875 INFO L290 TraceCheckUtils]: 5: Hoare triple {10000#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {10002#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:32,875 INFO L290 TraceCheckUtils]: 6: Hoare triple {10002#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {10002#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:32,876 INFO L290 TraceCheckUtils]: 7: Hoare triple {10002#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:32,876 INFO L290 TraceCheckUtils]: 8: Hoare triple {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:32,876 INFO L290 TraceCheckUtils]: 9: Hoare triple {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:32,877 INFO L290 TraceCheckUtils]: 10: Hoare triple {10003#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,877 INFO L290 TraceCheckUtils]: 11: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,877 INFO L290 TraceCheckUtils]: 12: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,878 INFO L290 TraceCheckUtils]: 13: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,878 INFO L290 TraceCheckUtils]: 14: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,878 INFO L290 TraceCheckUtils]: 15: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,880 INFO L290 TraceCheckUtils]: 16: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,881 INFO L290 TraceCheckUtils]: 17: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,881 INFO L290 TraceCheckUtils]: 18: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,882 INFO L290 TraceCheckUtils]: 19: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,882 INFO L290 TraceCheckUtils]: 20: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,882 INFO L290 TraceCheckUtils]: 21: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,883 INFO L290 TraceCheckUtils]: 22: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,883 INFO L290 TraceCheckUtils]: 23: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,883 INFO L290 TraceCheckUtils]: 24: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,884 INFO L290 TraceCheckUtils]: 25: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,884 INFO L290 TraceCheckUtils]: 26: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume { :end_inline_inspect_before } true; {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,884 INFO L290 TraceCheckUtils]: 27: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 28: Hoare triple {10004#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset;assume { :begin_inline_seq_sort_core } true;seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset, seq_sort_core_#t~mem18#1.base, seq_sort_core_#t~mem18#1.offset, seq_sort_core_#t~mem19#1.base, seq_sort_core_#t~mem19#1.offset, seq_sort_core_#t~mem20#1.base, seq_sort_core_#t~mem20#1.offset, seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset, seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset, seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset;seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset := seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset;seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := 0, 0; {10005#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 29: Hoare triple {10005#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} assume !(seq_sort_core_~data#1.base != 0 || seq_sort_core_~data#1.offset != 0); {10001#false} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 30: Hoare triple {10001#false} seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset := seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset; {10001#false} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 31: Hoare triple {10001#false} main_#t~ret41#1.base, main_#t~ret41#1.offset := seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;assume { :end_inline_seq_sort_core } true;main_~data~0#1.base, main_~data~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; {10001#false} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 32: Hoare triple {10001#false} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {10001#false} is VALID [2022-02-20 16:48:32,885 INFO L290 TraceCheckUtils]: 33: Hoare triple {10001#false} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {10001#false} is VALID [2022-02-20 16:48:32,886 INFO L290 TraceCheckUtils]: 34: Hoare triple {10001#false} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {10001#false} is VALID [2022-02-20 16:48:32,886 INFO L290 TraceCheckUtils]: 35: Hoare triple {10001#false} assume inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0; {10001#false} is VALID [2022-02-20 16:48:32,886 INFO L272 TraceCheckUtils]: 36: Hoare triple {10001#false} call fail(); {10001#false} is VALID [2022-02-20 16:48:32,886 INFO L290 TraceCheckUtils]: 37: Hoare triple {10001#false} assume !false; {10001#false} is VALID [2022-02-20 16:48:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:32,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:32,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642788380] [2022-02-20 16:48:32,887 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642788380] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:32,887 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:32,887 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 16:48:32,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166238303] [2022-02-20 16:48:32,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:32,887 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-02-20 16:48:32,888 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:32,888 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:32,911 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:32,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 16:48:32,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:32,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 16:48:32,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:32,912 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:33,302 INFO L93 Difference]: Finished difference Result 238 states and 298 transitions. [2022-02-20 16:48:33,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 16:48:33,303 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-02-20 16:48:33,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:33,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 255 transitions. [2022-02-20 16:48:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 255 transitions. [2022-02-20 16:48:33,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 255 transitions. [2022-02-20 16:48:33,474 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 255 edges. 255 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:33,476 INFO L225 Difference]: With dead ends: 238 [2022-02-20 16:48:33,476 INFO L226 Difference]: Without dead ends: 197 [2022-02-20 16:48:33,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-02-20 16:48:33,477 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 347 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:33,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 380 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:33,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2022-02-20 16:48:33,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 131. [2022-02-20 16:48:33,486 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:33,486 INFO L82 GeneralOperation]: Start isEquivalent. First operand 197 states. Second operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:33,486 INFO L74 IsIncluded]: Start isIncluded. First operand 197 states. Second operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:33,486 INFO L87 Difference]: Start difference. First operand 197 states. Second operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:33,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:33,489 INFO L93 Difference]: Finished difference Result 197 states and 244 transitions. [2022-02-20 16:48:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 244 transitions. [2022-02-20 16:48:33,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:33,489 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:33,489 INFO L74 IsIncluded]: Start isIncluded. First operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 197 states. [2022-02-20 16:48:33,489 INFO L87 Difference]: Start difference. First operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 197 states. [2022-02-20 16:48:33,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:33,493 INFO L93 Difference]: Finished difference Result 197 states and 244 transitions. [2022-02-20 16:48:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 244 transitions. [2022-02-20 16:48:33,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:33,493 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:33,493 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:33,494 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 119 states have (on average 1.184873949579832) internal successors, (141), 128 states have internal predecessors, (141), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 153 transitions. [2022-02-20 16:48:33,495 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 153 transitions. Word has length 38 [2022-02-20 16:48:33,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:33,495 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 153 transitions. [2022-02-20 16:48:33,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2022-02-20 16:48:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-02-20 16:48:33,496 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:33,496 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:33,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-20 16:48:33,496 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:33,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash -557560351, now seen corresponding path program 1 times [2022-02-20 16:48:33,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:33,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100908303] [2022-02-20 16:48:33,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:33,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:33,560 INFO L290 TraceCheckUtils]: 0: Hoare triple {10874#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(15, 2); {10874#true} is VALID [2022-02-20 16:48:33,560 INFO L290 TraceCheckUtils]: 1: Hoare triple {10874#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {10874#true} is VALID [2022-02-20 16:48:33,560 INFO L290 TraceCheckUtils]: 2: Hoare triple {10874#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {10874#true} is VALID [2022-02-20 16:48:33,560 INFO L290 TraceCheckUtils]: 3: Hoare triple {10874#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:33,561 INFO L290 TraceCheckUtils]: 4: Hoare triple {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:33,561 INFO L290 TraceCheckUtils]: 5: Hoare triple {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:33,561 INFO L290 TraceCheckUtils]: 6: Hoare triple {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:33,562 INFO L290 TraceCheckUtils]: 7: Hoare triple {10876#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,562 INFO L290 TraceCheckUtils]: 8: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,562 INFO L290 TraceCheckUtils]: 9: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,563 INFO L290 TraceCheckUtils]: 10: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,563 INFO L290 TraceCheckUtils]: 11: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,563 INFO L290 TraceCheckUtils]: 12: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} goto; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,564 INFO L290 TraceCheckUtils]: 13: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,564 INFO L290 TraceCheckUtils]: 14: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,565 INFO L290 TraceCheckUtils]: 15: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,565 INFO L290 TraceCheckUtils]: 16: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} goto; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,565 INFO L290 TraceCheckUtils]: 17: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,566 INFO L290 TraceCheckUtils]: 18: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,566 INFO L290 TraceCheckUtils]: 19: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} goto; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,566 INFO L290 TraceCheckUtils]: 20: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,567 INFO L290 TraceCheckUtils]: 21: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,567 INFO L290 TraceCheckUtils]: 22: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} goto; {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} is VALID [2022-02-20 16:48:33,568 INFO L290 TraceCheckUtils]: 23: Hoare triple {10878#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= |ULTIMATE.start_inspect_before_~shape#1.base| |ULTIMATE.start_main_~data~0#1.base|) (= |ULTIMATE.start_inspect_before_~shape#1.offset| |ULTIMATE.start_main_~data~0#1.offset|))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,568 INFO L290 TraceCheckUtils]: 24: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,568 INFO L290 TraceCheckUtils]: 25: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} goto; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,568 INFO L290 TraceCheckUtils]: 26: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume { :end_inline_inspect_before } true; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,568 INFO L290 TraceCheckUtils]: 27: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,569 INFO L290 TraceCheckUtils]: 28: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:33,569 INFO L290 TraceCheckUtils]: 29: Hoare triple {10877#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,569 INFO L290 TraceCheckUtils]: 30: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,570 INFO L290 TraceCheckUtils]: 31: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} goto; {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,570 INFO L290 TraceCheckUtils]: 32: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,570 INFO L290 TraceCheckUtils]: 33: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} assume !!(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,570 INFO L290 TraceCheckUtils]: 34: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} goto; {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:33,571 INFO L290 TraceCheckUtils]: 35: Hoare triple {10879#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~shape#1.base|) |ULTIMATE.start_inspect_after_~shape#1.offset|) 0))} call inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset := read~$Pointer$(inspect_after_~shape#1.base, inspect_after_~shape#1.offset, 4); {10880#(not (= |ULTIMATE.start_inspect_after_#t~mem32#1.base| 0))} is VALID [2022-02-20 16:48:33,571 INFO L290 TraceCheckUtils]: 36: Hoare triple {10880#(not (= |ULTIMATE.start_inspect_after_#t~mem32#1.base| 0))} assume !(inspect_after_#t~mem32#1.base != 0 || inspect_after_#t~mem32#1.offset != 0);havoc inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset; {10875#false} is VALID [2022-02-20 16:48:33,571 INFO L272 TraceCheckUtils]: 37: Hoare triple {10875#false} call fail(); {10875#false} is VALID [2022-02-20 16:48:33,571 INFO L290 TraceCheckUtils]: 38: Hoare triple {10875#false} assume !false; {10875#false} is VALID [2022-02-20 16:48:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:33,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:33,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100908303] [2022-02-20 16:48:33,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100908303] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:33,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:33,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 16:48:33,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040977712] [2022-02-20 16:48:33,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:33,572 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-02-20 16:48:33,572 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:33,572 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,596 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:33,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 16:48:33,597 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:33,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 16:48:33,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 16:48:33,597 INFO L87 Difference]: Start difference. First operand 131 states and 153 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,090 INFO L93 Difference]: Finished difference Result 165 states and 193 transitions. [2022-02-20 16:48:34,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 16:48:34,090 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-02-20 16:48:34,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 183 transitions. [2022-02-20 16:48:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 183 transitions. [2022-02-20 16:48:34,092 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 183 transitions. [2022-02-20 16:48:34,218 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 183 edges. 183 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,220 INFO L225 Difference]: With dead ends: 165 [2022-02-20 16:48:34,220 INFO L226 Difference]: Without dead ends: 162 [2022-02-20 16:48:34,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2022-02-20 16:48:34,221 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 268 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:34,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 295 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:34,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2022-02-20 16:48:34,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 137. [2022-02-20 16:48:34,228 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:34,231 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:34,231 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:34,231 INFO L87 Difference]: Start difference. First operand 162 states. Second operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:34,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,234 INFO L93 Difference]: Finished difference Result 162 states and 189 transitions. [2022-02-20 16:48:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 189 transitions. [2022-02-20 16:48:34,234 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,234 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,234 INFO L74 IsIncluded]: Start isIncluded. First operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 162 states. [2022-02-20 16:48:34,234 INFO L87 Difference]: Start difference. First operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 162 states. [2022-02-20 16:48:34,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,236 INFO L93 Difference]: Finished difference Result 162 states and 189 transitions. [2022-02-20 16:48:34,236 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 189 transitions. [2022-02-20 16:48:34,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,236 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,237 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:34,253 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 125 states have (on average 1.184) internal successors, (148), 134 states have internal predecessors, (148), 10 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:48:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2022-02-20 16:48:34,255 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 39 [2022-02-20 16:48:34,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:34,256 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2022-02-20 16:48:34,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2022-02-20 16:48:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-02-20 16:48:34,256 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:34,256 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:34,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-20 16:48:34,256 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:34,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:34,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1187191262, now seen corresponding path program 1 times [2022-02-20 16:48:34,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:34,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105934234] [2022-02-20 16:48:34,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:34,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:34,324 INFO L290 TraceCheckUtils]: 0: Hoare triple {11590#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(15, 2); {11590#true} is VALID [2022-02-20 16:48:34,324 INFO L290 TraceCheckUtils]: 1: Hoare triple {11590#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {11590#true} is VALID [2022-02-20 16:48:34,324 INFO L290 TraceCheckUtils]: 2: Hoare triple {11590#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {11590#true} is VALID [2022-02-20 16:48:34,324 INFO L290 TraceCheckUtils]: 3: Hoare triple {11590#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {11590#true} is VALID [2022-02-20 16:48:34,324 INFO L290 TraceCheckUtils]: 4: Hoare triple {11590#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {11590#true} is VALID [2022-02-20 16:48:34,325 INFO L290 TraceCheckUtils]: 5: Hoare triple {11590#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {11592#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:34,325 INFO L290 TraceCheckUtils]: 6: Hoare triple {11592#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {11592#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} is VALID [2022-02-20 16:48:34,325 INFO L290 TraceCheckUtils]: 7: Hoare triple {11592#(= |ULTIMATE.start_main_~item~0#1.offset| 0)} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:34,326 INFO L290 TraceCheckUtils]: 8: Hoare triple {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:34,326 INFO L290 TraceCheckUtils]: 9: Hoare triple {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} is VALID [2022-02-20 16:48:34,327 INFO L290 TraceCheckUtils]: 10: Hoare triple {11593#(= 0 |ULTIMATE.start_main_~data~0#1.offset|)} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,327 INFO L290 TraceCheckUtils]: 11: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,327 INFO L290 TraceCheckUtils]: 12: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,328 INFO L290 TraceCheckUtils]: 13: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,328 INFO L290 TraceCheckUtils]: 14: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,329 INFO L290 TraceCheckUtils]: 15: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,329 INFO L290 TraceCheckUtils]: 16: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,329 INFO L290 TraceCheckUtils]: 17: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,330 INFO L290 TraceCheckUtils]: 18: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,330 INFO L290 TraceCheckUtils]: 19: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,330 INFO L290 TraceCheckUtils]: 20: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,331 INFO L290 TraceCheckUtils]: 21: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,331 INFO L290 TraceCheckUtils]: 22: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,332 INFO L290 TraceCheckUtils]: 23: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,332 INFO L290 TraceCheckUtils]: 24: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,332 INFO L290 TraceCheckUtils]: 25: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} goto; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,333 INFO L290 TraceCheckUtils]: 26: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume { :end_inline_inspect_before } true; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,333 INFO L290 TraceCheckUtils]: 27: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,333 INFO L290 TraceCheckUtils]: 28: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset;assume { :begin_inline_seq_sort_core } true;seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset, seq_sort_core_#t~mem18#1.base, seq_sort_core_#t~mem18#1.offset, seq_sort_core_#t~mem19#1.base, seq_sort_core_#t~mem19#1.offset, seq_sort_core_#t~mem20#1.base, seq_sort_core_#t~mem20#1.offset, seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset, seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset, seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset;seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset := seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset;seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := 0, 0; {11595#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} is VALID [2022-02-20 16:48:34,334 INFO L290 TraceCheckUtils]: 29: Hoare triple {11595#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} assume !!(seq_sort_core_~data#1.base != 0 || seq_sort_core_~data#1.offset != 0);call seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset := read~$Pointer$(seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset := seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset; {11595#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} is VALID [2022-02-20 16:48:34,334 INFO L290 TraceCheckUtils]: 30: Hoare triple {11595#(not (= |ULTIMATE.start_seq_sort_core_~data#1.base| 0))} assume seq_sort_core_~next~0#1.base == 0 && seq_sort_core_~next~0#1.offset == 0;call write~$Pointer$(seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset, seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset; {11596#(not (= |ULTIMATE.start_seq_sort_core_~dst~0#1.base| 0))} is VALID [2022-02-20 16:48:34,335 INFO L290 TraceCheckUtils]: 31: Hoare triple {11596#(not (= |ULTIMATE.start_seq_sort_core_~dst~0#1.base| 0))} seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset := seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset; {11597#(not (= |ULTIMATE.start_seq_sort_core_#res#1.base| 0))} is VALID [2022-02-20 16:48:34,335 INFO L290 TraceCheckUtils]: 32: Hoare triple {11597#(not (= |ULTIMATE.start_seq_sort_core_#res#1.base| 0))} main_#t~ret41#1.base, main_#t~ret41#1.offset := seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;assume { :end_inline_seq_sort_core } true;main_~data~0#1.base, main_~data~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,335 INFO L290 TraceCheckUtils]: 33: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,336 INFO L290 TraceCheckUtils]: 34: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:34,336 INFO L290 TraceCheckUtils]: 35: Hoare triple {11594#(not (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {11598#(not (= |ULTIMATE.start_inspect_after_~shape#1.base| 0))} is VALID [2022-02-20 16:48:34,336 INFO L290 TraceCheckUtils]: 36: Hoare triple {11598#(not (= |ULTIMATE.start_inspect_after_~shape#1.base| 0))} assume inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0; {11591#false} is VALID [2022-02-20 16:48:34,336 INFO L272 TraceCheckUtils]: 37: Hoare triple {11591#false} call fail(); {11591#false} is VALID [2022-02-20 16:48:34,336 INFO L290 TraceCheckUtils]: 38: Hoare triple {11591#false} assume !false; {11591#false} is VALID [2022-02-20 16:48:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:34,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:34,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105934234] [2022-02-20 16:48:34,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105934234] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:34,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:34,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-20 16:48:34,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539551009] [2022-02-20 16:48:34,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:34,338 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-02-20 16:48:34,338 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:34,339 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,362 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-20 16:48:34,362 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:34,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-20 16:48:34,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-02-20 16:48:34,363 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:35,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:35,349 INFO L93 Difference]: Finished difference Result 316 states and 415 transitions. [2022-02-20 16:48:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-20 16:48:35,349 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-02-20 16:48:35,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 372 transitions. [2022-02-20 16:48:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 372 transitions. [2022-02-20 16:48:35,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 372 transitions. [2022-02-20 16:48:35,629 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 372 edges. 372 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:35,633 INFO L225 Difference]: With dead ends: 316 [2022-02-20 16:48:35,633 INFO L226 Difference]: Without dead ends: 275 [2022-02-20 16:48:35,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=173, Invalid=427, Unknown=0, NotChecked=0, Total=600 [2022-02-20 16:48:35,634 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 715 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:35,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 744 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 16:48:35,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-02-20 16:48:35,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 156. [2022-02-20 16:48:35,644 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:35,644 INFO L82 GeneralOperation]: Start isEquivalent. First operand 275 states. Second operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:35,645 INFO L74 IsIncluded]: Start isIncluded. First operand 275 states. Second operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:35,645 INFO L87 Difference]: Start difference. First operand 275 states. Second operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:35,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:35,649 INFO L93 Difference]: Finished difference Result 275 states and 359 transitions. [2022-02-20 16:48:35,649 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 359 transitions. [2022-02-20 16:48:35,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:35,649 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:35,650 INFO L74 IsIncluded]: Start isIncluded. First operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 275 states. [2022-02-20 16:48:35,650 INFO L87 Difference]: Start difference. First operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 275 states. [2022-02-20 16:48:35,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:35,654 INFO L93 Difference]: Finished difference Result 275 states and 359 transitions. [2022-02-20 16:48:35,654 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 359 transitions. [2022-02-20 16:48:35,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:35,655 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:35,655 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:35,655 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 153 states have internal predecessors, (173), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 189 transitions. [2022-02-20 16:48:35,657 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 189 transitions. Word has length 39 [2022-02-20 16:48:35,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:35,657 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 189 transitions. [2022-02-20 16:48:35,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 189 transitions. [2022-02-20 16:48:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-20 16:48:35,658 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:35,658 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:35,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-20 16:48:35,658 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:35,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:35,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1447224354, now seen corresponding path program 1 times [2022-02-20 16:48:35,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:35,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909894672] [2022-02-20 16:48:35,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:35,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,747 INFO L290 TraceCheckUtils]: 0: Hoare triple {12781#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(15, 2); {12781#true} is VALID [2022-02-20 16:48:35,747 INFO L290 TraceCheckUtils]: 1: Hoare triple {12781#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,748 INFO L290 TraceCheckUtils]: 2: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,748 INFO L290 TraceCheckUtils]: 3: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {12784#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,748 INFO L290 TraceCheckUtils]: 4: Hoare triple {12784#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {12784#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,749 INFO L290 TraceCheckUtils]: 5: Hoare triple {12784#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {12785#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,749 INFO L290 TraceCheckUtils]: 6: Hoare triple {12785#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {12785#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:35,750 INFO L290 TraceCheckUtils]: 7: Hoare triple {12785#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,751 INFO L290 TraceCheckUtils]: 8: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,751 INFO L290 TraceCheckUtils]: 9: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,752 INFO L290 TraceCheckUtils]: 10: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,752 INFO L290 TraceCheckUtils]: 11: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,753 INFO L290 TraceCheckUtils]: 12: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,753 INFO L290 TraceCheckUtils]: 13: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,754 INFO L290 TraceCheckUtils]: 14: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,754 INFO L290 TraceCheckUtils]: 15: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,754 INFO L290 TraceCheckUtils]: 16: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,755 INFO L290 TraceCheckUtils]: 17: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,755 INFO L290 TraceCheckUtils]: 18: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,756 INFO L290 TraceCheckUtils]: 19: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,756 INFO L290 TraceCheckUtils]: 20: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,757 INFO L290 TraceCheckUtils]: 21: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,757 INFO L290 TraceCheckUtils]: 22: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,758 INFO L290 TraceCheckUtils]: 23: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,758 INFO L290 TraceCheckUtils]: 24: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,759 INFO L290 TraceCheckUtils]: 25: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,759 INFO L290 TraceCheckUtils]: 26: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume { :end_inline_inspect_before } true; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:35,759 INFO L290 TraceCheckUtils]: 27: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12787#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 28: Hoare triple {12787#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} assume !!(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset;assume { :begin_inline_seq_sort_core } true;seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset, seq_sort_core_#t~mem18#1.base, seq_sort_core_#t~mem18#1.offset, seq_sort_core_#t~mem19#1.base, seq_sort_core_#t~mem19#1.offset, seq_sort_core_#t~mem20#1.base, seq_sort_core_#t~mem20#1.offset, seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset, seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset, seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset;seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset := seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset;seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := 0, 0; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 29: Hoare triple {12782#false} assume !!(seq_sort_core_~data#1.base != 0 || seq_sort_core_~data#1.offset != 0);call seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset := read~$Pointer$(seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset := seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 30: Hoare triple {12782#false} assume seq_sort_core_~next~0#1.base == 0 && seq_sort_core_~next~0#1.offset == 0;call write~$Pointer$(seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset, seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 31: Hoare triple {12782#false} seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset := seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 32: Hoare triple {12782#false} main_#t~ret41#1.base, main_#t~ret41#1.offset := seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;assume { :end_inline_seq_sort_core } true;main_~data~0#1.base, main_~data~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 33: Hoare triple {12782#false} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 34: Hoare triple {12782#false} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 35: Hoare triple {12782#false} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 36: Hoare triple {12782#false} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {12782#false} is VALID [2022-02-20 16:48:35,760 INFO L290 TraceCheckUtils]: 37: Hoare triple {12782#false} goto; {12782#false} is VALID [2022-02-20 16:48:35,761 INFO L290 TraceCheckUtils]: 38: Hoare triple {12782#false} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:35,761 INFO L290 TraceCheckUtils]: 39: Hoare triple {12782#false} assume !(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {12782#false} is VALID [2022-02-20 16:48:35,761 INFO L272 TraceCheckUtils]: 40: Hoare triple {12782#false} call fail(); {12782#false} is VALID [2022-02-20 16:48:35,761 INFO L290 TraceCheckUtils]: 41: Hoare triple {12782#false} assume !false; {12782#false} is VALID [2022-02-20 16:48:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:35,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:35,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909894672] [2022-02-20 16:48:35,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909894672] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:35,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669670626] [2022-02-20 16:48:35,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:35,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:35,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:35,762 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:35,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 16:48:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 23 conjunts are in the unsatisfiable core [2022-02-20 16:48:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:35,930 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 16 treesize of output 17 [2022-02-20 16:48:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:35,935 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 16 treesize of output 17 [2022-02-20 16:48:36,170 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 16:48:36,177 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 16:48:36,219 INFO L290 TraceCheckUtils]: 0: Hoare triple {12781#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(15, 2); {12781#true} is VALID [2022-02-20 16:48:36,220 INFO L290 TraceCheckUtils]: 1: Hoare triple {12781#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,220 INFO L290 TraceCheckUtils]: 2: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,221 INFO L290 TraceCheckUtils]: 3: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,221 INFO L290 TraceCheckUtils]: 4: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,222 INFO L290 TraceCheckUtils]: 5: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {12806#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,222 INFO L290 TraceCheckUtils]: 6: Hoare triple {12806#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {12806#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,223 INFO L290 TraceCheckUtils]: 7: Hoare triple {12806#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,224 INFO L290 TraceCheckUtils]: 8: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,224 INFO L290 TraceCheckUtils]: 9: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,225 INFO L290 TraceCheckUtils]: 10: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,225 INFO L290 TraceCheckUtils]: 11: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,226 INFO L290 TraceCheckUtils]: 12: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,226 INFO L290 TraceCheckUtils]: 13: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,227 INFO L290 TraceCheckUtils]: 14: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,227 INFO L290 TraceCheckUtils]: 15: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,228 INFO L290 TraceCheckUtils]: 16: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,228 INFO L290 TraceCheckUtils]: 17: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,228 INFO L290 TraceCheckUtils]: 18: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,229 INFO L290 TraceCheckUtils]: 19: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,229 INFO L290 TraceCheckUtils]: 20: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,230 INFO L290 TraceCheckUtils]: 21: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,230 INFO L290 TraceCheckUtils]: 22: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,231 INFO L290 TraceCheckUtils]: 23: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,231 INFO L290 TraceCheckUtils]: 24: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,232 INFO L290 TraceCheckUtils]: 25: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,232 INFO L290 TraceCheckUtils]: 26: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume { :end_inline_inspect_before } true; {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 27: Hoare triple {12786#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12873#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 28: Hoare triple {12873#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} assume !!(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset;assume { :begin_inline_seq_sort_core } true;seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset, seq_sort_core_#t~mem18#1.base, seq_sort_core_#t~mem18#1.offset, seq_sort_core_#t~mem19#1.base, seq_sort_core_#t~mem19#1.offset, seq_sort_core_#t~mem20#1.base, seq_sort_core_#t~mem20#1.offset, seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset, seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset, seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset;seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset := seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset;seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := 0, 0; {12782#false} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 29: Hoare triple {12782#false} assume !!(seq_sort_core_~data#1.base != 0 || seq_sort_core_~data#1.offset != 0);call seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset := read~$Pointer$(seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset := seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 30: Hoare triple {12782#false} assume seq_sort_core_~next~0#1.base == 0 && seq_sort_core_~next~0#1.offset == 0;call write~$Pointer$(seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset, seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 31: Hoare triple {12782#false} seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset := seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,233 INFO L290 TraceCheckUtils]: 32: Hoare triple {12782#false} main_#t~ret41#1.base, main_#t~ret41#1.offset := seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;assume { :end_inline_seq_sort_core } true;main_~data~0#1.base, main_~data~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 33: Hoare triple {12782#false} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 34: Hoare triple {12782#false} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 35: Hoare triple {12782#false} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 36: Hoare triple {12782#false} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 37: Hoare triple {12782#false} goto; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 38: Hoare triple {12782#false} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 39: Hoare triple {12782#false} assume !(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L272 TraceCheckUtils]: 40: Hoare triple {12782#false} call fail(); {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L290 TraceCheckUtils]: 41: Hoare triple {12782#false} assume !false; {12782#false} is VALID [2022-02-20 16:48:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:36,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 41: Hoare triple {12782#false} assume !false; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L272 TraceCheckUtils]: 40: Hoare triple {12782#false} call fail(); {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 39: Hoare triple {12782#false} assume !(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 38: Hoare triple {12782#false} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 37: Hoare triple {12782#false} goto; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 36: Hoare triple {12782#false} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 35: Hoare triple {12782#false} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 34: Hoare triple {12782#false} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 33: Hoare triple {12782#false} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 32: Hoare triple {12782#false} main_#t~ret41#1.base, main_#t~ret41#1.offset := seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;assume { :end_inline_seq_sort_core } true;main_~data~0#1.base, main_~data~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 31: Hoare triple {12782#false} seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset := seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 30: Hoare triple {12782#false} assume seq_sort_core_~next~0#1.base == 0 && seq_sort_core_~next~0#1.offset == 0;call write~$Pointer$(seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset, seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,450 INFO L290 TraceCheckUtils]: 29: Hoare triple {12782#false} assume !!(seq_sort_core_~data#1.base != 0 || seq_sort_core_~data#1.offset != 0);call seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset := read~$Pointer$(seq_sort_core_~data#1.base, 4 + seq_sort_core_~data#1.offset, 4);seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset := seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset; {12782#false} is VALID [2022-02-20 16:48:36,451 INFO L290 TraceCheckUtils]: 28: Hoare triple {12873#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} assume !!(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset;assume { :begin_inline_seq_sort_core } true;seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc seq_sort_core_#res#1.base, seq_sort_core_#res#1.offset;havoc seq_sort_core_#t~mem17#1.base, seq_sort_core_#t~mem17#1.offset, seq_sort_core_#t~mem18#1.base, seq_sort_core_#t~mem18#1.offset, seq_sort_core_#t~mem19#1.base, seq_sort_core_#t~mem19#1.offset, seq_sort_core_#t~mem20#1.base, seq_sort_core_#t~mem20#1.offset, seq_sort_core_~next~0#1.base, seq_sort_core_~next~0#1.offset, seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset, seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset;seq_sort_core_~data#1.base, seq_sort_core_~data#1.offset := seq_sort_core_#in~data#1.base, seq_sort_core_#in~data#1.offset;seq_sort_core_~dst~0#1.base, seq_sort_core_~dst~0#1.offset := 0, 0; {12782#false} is VALID [2022-02-20 16:48:36,451 INFO L290 TraceCheckUtils]: 27: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {12873#(and (= |ULTIMATE.start_main_#t~mem42#1.offset| 0) (= |ULTIMATE.start_main_#t~mem42#1.base| 0))} is VALID [2022-02-20 16:48:36,452 INFO L290 TraceCheckUtils]: 26: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume { :end_inline_inspect_before } true; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,452 INFO L290 TraceCheckUtils]: 25: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,452 INFO L290 TraceCheckUtils]: 24: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,453 INFO L290 TraceCheckUtils]: 23: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,453 INFO L290 TraceCheckUtils]: 22: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,454 INFO L290 TraceCheckUtils]: 21: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,454 INFO L290 TraceCheckUtils]: 20: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,454 INFO L290 TraceCheckUtils]: 19: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,455 INFO L290 TraceCheckUtils]: 18: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,455 INFO L290 TraceCheckUtils]: 17: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,456 INFO L290 TraceCheckUtils]: 16: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,456 INFO L290 TraceCheckUtils]: 15: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,456 INFO L290 TraceCheckUtils]: 14: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,457 INFO L290 TraceCheckUtils]: 13: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,457 INFO L290 TraceCheckUtils]: 12: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} goto; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,457 INFO L290 TraceCheckUtils]: 11: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,458 INFO L290 TraceCheckUtils]: 10: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,458 INFO L290 TraceCheckUtils]: 9: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,459 INFO L290 TraceCheckUtils]: 8: Hoare triple {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,459 INFO L290 TraceCheckUtils]: 7: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {12958#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:36,460 INFO L290 TraceCheckUtils]: 6: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,460 INFO L290 TraceCheckUtils]: 5: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,461 INFO L290 TraceCheckUtils]: 4: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,461 INFO L290 TraceCheckUtils]: 3: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,461 INFO L290 TraceCheckUtils]: 2: Hoare triple {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,462 INFO L290 TraceCheckUtils]: 1: Hoare triple {12781#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {12783#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:36,462 INFO L290 TraceCheckUtils]: 0: Hoare triple {12781#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(15, 2); {12781#true} is VALID [2022-02-20 16:48:36,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:36,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669670626] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:36,462 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:36,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 5] total 10 [2022-02-20 16:48:36,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080453190] [2022-02-20 16:48:36,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:36,464 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2022-02-20 16:48:36,464 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:36,464 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:36,507 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:36,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-20 16:48:36,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:36,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-20 16:48:36,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-02-20 16:48:36,508 INFO L87 Difference]: Start difference. First operand 156 states and 189 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:37,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:37,138 INFO L93 Difference]: Finished difference Result 249 states and 306 transitions. [2022-02-20 16:48:37,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 16:48:37,138 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2022-02-20 16:48:37,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 201 transitions. [2022-02-20 16:48:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 201 transitions. [2022-02-20 16:48:37,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 201 transitions. [2022-02-20 16:48:37,259 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 201 edges. 201 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:37,261 INFO L225 Difference]: With dead ends: 249 [2022-02-20 16:48:37,261 INFO L226 Difference]: Without dead ends: 188 [2022-02-20 16:48:37,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-02-20 16:48:37,262 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 21 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:37,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 623 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 16:48:37,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2022-02-20 16:48:37,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 170. [2022-02-20 16:48:37,272 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:37,272 INFO L82 GeneralOperation]: Start isEquivalent. First operand 188 states. Second operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:37,273 INFO L74 IsIncluded]: Start isIncluded. First operand 188 states. Second operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:37,273 INFO L87 Difference]: Start difference. First operand 188 states. Second operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:37,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:37,275 INFO L93 Difference]: Finished difference Result 188 states and 222 transitions. [2022-02-20 16:48:37,275 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 222 transitions. [2022-02-20 16:48:37,275 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:37,275 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:37,276 INFO L74 IsIncluded]: Start isIncluded. First operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 188 states. [2022-02-20 16:48:37,276 INFO L87 Difference]: Start difference. First operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 188 states. [2022-02-20 16:48:37,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:37,278 INFO L93 Difference]: Finished difference Result 188 states and 222 transitions. [2022-02-20 16:48:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 222 transitions. [2022-02-20 16:48:37,278 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:37,278 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:37,278 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:37,278 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:37,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 156 states have (on average 1.1987179487179487) internal successors, (187), 167 states have internal predecessors, (187), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:37,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 203 transitions. [2022-02-20 16:48:37,280 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 203 transitions. Word has length 42 [2022-02-20 16:48:37,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:37,280 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 203 transitions. [2022-02-20 16:48:37,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:37,281 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 203 transitions. [2022-02-20 16:48:37,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 16:48:37,281 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:37,281 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:37,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:37,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-02-20 16:48:37,495 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:37,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:37,496 INFO L85 PathProgramCache]: Analyzing trace with hash -600772010, now seen corresponding path program 2 times [2022-02-20 16:48:37,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:37,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871778610] [2022-02-20 16:48:37,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:37,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:37,748 INFO L290 TraceCheckUtils]: 0: Hoare triple {13937#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(15, 2); {13937#true} is VALID [2022-02-20 16:48:37,749 INFO L290 TraceCheckUtils]: 1: Hoare triple {13937#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {13937#true} is VALID [2022-02-20 16:48:37,749 INFO L290 TraceCheckUtils]: 2: Hoare triple {13937#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13937#true} is VALID [2022-02-20 16:48:37,749 INFO L290 TraceCheckUtils]: 3: Hoare triple {13937#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {13939#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:37,749 INFO L290 TraceCheckUtils]: 4: Hoare triple {13939#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {13939#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:37,750 INFO L290 TraceCheckUtils]: 5: Hoare triple {13939#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {13940#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:37,751 INFO L290 TraceCheckUtils]: 6: Hoare triple {13940#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {13940#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:37,751 INFO L290 TraceCheckUtils]: 7: Hoare triple {13940#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:37,752 INFO L290 TraceCheckUtils]: 8: Hoare triple {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:37,752 INFO L290 TraceCheckUtils]: 9: Hoare triple {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {13942#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:37,753 INFO L290 TraceCheckUtils]: 10: Hoare triple {13942#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {13942#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:37,754 INFO L290 TraceCheckUtils]: 11: Hoare triple {13942#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {13943#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} is VALID [2022-02-20 16:48:37,754 INFO L290 TraceCheckUtils]: 12: Hoare triple {13943#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {13943#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} is VALID [2022-02-20 16:48:37,755 INFO L290 TraceCheckUtils]: 13: Hoare triple {13943#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:37,755 INFO L290 TraceCheckUtils]: 14: Hoare triple {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:37,756 INFO L290 TraceCheckUtils]: 15: Hoare triple {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:37,756 INFO L290 TraceCheckUtils]: 16: Hoare triple {13944#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:37,757 INFO L290 TraceCheckUtils]: 17: Hoare triple {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:37,757 INFO L290 TraceCheckUtils]: 18: Hoare triple {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:37,758 INFO L290 TraceCheckUtils]: 19: Hoare triple {13945#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13946#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,758 INFO L290 TraceCheckUtils]: 20: Hoare triple {13946#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,759 INFO L290 TraceCheckUtils]: 21: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,759 INFO L290 TraceCheckUtils]: 22: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,764 INFO L290 TraceCheckUtils]: 23: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,764 INFO L290 TraceCheckUtils]: 24: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,765 INFO L290 TraceCheckUtils]: 25: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,765 INFO L290 TraceCheckUtils]: 26: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,766 INFO L290 TraceCheckUtils]: 27: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,766 INFO L290 TraceCheckUtils]: 28: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,767 INFO L290 TraceCheckUtils]: 29: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,767 INFO L290 TraceCheckUtils]: 30: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,768 INFO L290 TraceCheckUtils]: 31: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:37,768 INFO L290 TraceCheckUtils]: 32: Hoare triple {13947#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,768 INFO L290 TraceCheckUtils]: 33: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,769 INFO L290 TraceCheckUtils]: 34: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,769 INFO L290 TraceCheckUtils]: 35: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,769 INFO L290 TraceCheckUtils]: 36: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,769 INFO L290 TraceCheckUtils]: 37: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,770 INFO L290 TraceCheckUtils]: 38: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,770 INFO L290 TraceCheckUtils]: 39: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:37,770 INFO L290 TraceCheckUtils]: 40: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} is VALID [2022-02-20 16:48:37,771 INFO L290 TraceCheckUtils]: 41: Hoare triple {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {13938#false} is VALID [2022-02-20 16:48:37,771 INFO L272 TraceCheckUtils]: 42: Hoare triple {13938#false} call fail(); {13938#false} is VALID [2022-02-20 16:48:37,771 INFO L290 TraceCheckUtils]: 43: Hoare triple {13938#false} assume !false; {13938#false} is VALID [2022-02-20 16:48:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:37,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:37,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871778610] [2022-02-20 16:48:37,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871778610] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:37,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088346458] [2022-02-20 16:48:37,771 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 16:48:37,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:37,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:37,772 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:37,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 16:48:37,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 16:48:37,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 16:48:37,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 60 conjunts are in the unsatisfiable core [2022-02-20 16:48:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:37,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:37,924 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-20 16:48:37,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:37,975 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:48:38,005 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:48:38,005 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 17 treesize of output 21 [2022-02-20 16:48:38,063 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 15 treesize of output 17 [2022-02-20 16:48:38,081 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-02-20 16:48:38,082 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 16 treesize of output 18 [2022-02-20 16:48:38,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:38,247 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 16 treesize of output 17 [2022-02-20 16:48:38,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:38,281 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2022-02-20 16:48:38,705 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 16:48:39,148 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-20 16:48:39,149 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 23 [2022-02-20 16:48:39,183 INFO L290 TraceCheckUtils]: 0: Hoare triple {13937#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(15, 2); {13937#true} is VALID [2022-02-20 16:48:39,183 INFO L290 TraceCheckUtils]: 1: Hoare triple {13937#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {13937#true} is VALID [2022-02-20 16:48:39,183 INFO L290 TraceCheckUtils]: 2: Hoare triple {13937#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13937#true} is VALID [2022-02-20 16:48:39,184 INFO L290 TraceCheckUtils]: 3: Hoare triple {13937#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:39,184 INFO L290 TraceCheckUtils]: 4: Hoare triple {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:39,185 INFO L290 TraceCheckUtils]: 5: Hoare triple {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {13969#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:39,185 INFO L290 TraceCheckUtils]: 6: Hoare triple {13969#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {13969#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:39,186 INFO L290 TraceCheckUtils]: 7: Hoare triple {13969#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:39,187 INFO L290 TraceCheckUtils]: 8: Hoare triple {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:39,187 INFO L290 TraceCheckUtils]: 9: Hoare triple {13941#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {13982#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:39,188 INFO L290 TraceCheckUtils]: 10: Hoare triple {13982#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {13982#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:39,189 INFO L290 TraceCheckUtils]: 11: Hoare triple {13982#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {13989#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} is VALID [2022-02-20 16:48:39,189 INFO L290 TraceCheckUtils]: 12: Hoare triple {13989#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {13989#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} is VALID [2022-02-20 16:48:39,191 INFO L290 TraceCheckUtils]: 13: Hoare triple {13989#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:39,191 INFO L290 TraceCheckUtils]: 14: Hoare triple {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:39,192 INFO L290 TraceCheckUtils]: 15: Hoare triple {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:39,193 INFO L290 TraceCheckUtils]: 16: Hoare triple {13996#(and (not (= |ULTIMATE.start_main_~data~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,193 INFO L290 TraceCheckUtils]: 17: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,194 INFO L290 TraceCheckUtils]: 18: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,195 INFO L290 TraceCheckUtils]: 19: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,195 INFO L290 TraceCheckUtils]: 20: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,196 INFO L290 TraceCheckUtils]: 21: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,196 INFO L290 TraceCheckUtils]: 22: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,197 INFO L290 TraceCheckUtils]: 23: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,198 INFO L290 TraceCheckUtils]: 24: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,198 INFO L290 TraceCheckUtils]: 25: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,199 INFO L290 TraceCheckUtils]: 26: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,199 INFO L290 TraceCheckUtils]: 27: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,200 INFO L290 TraceCheckUtils]: 28: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,200 INFO L290 TraceCheckUtils]: 29: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,201 INFO L290 TraceCheckUtils]: 30: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,201 INFO L290 TraceCheckUtils]: 31: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:39,202 INFO L290 TraceCheckUtils]: 32: Hoare triple {14006#(and (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,203 INFO L290 TraceCheckUtils]: 33: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,204 INFO L290 TraceCheckUtils]: 34: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,205 INFO L290 TraceCheckUtils]: 35: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,206 INFO L290 TraceCheckUtils]: 36: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} goto; {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,207 INFO L290 TraceCheckUtils]: 37: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,207 INFO L290 TraceCheckUtils]: 38: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,208 INFO L290 TraceCheckUtils]: 39: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} goto; {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} is VALID [2022-02-20 16:48:39,209 INFO L290 TraceCheckUtils]: 40: Hoare triple {14055#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_23| Int)) (and (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= |v_ULTIMATE.start_inspect_before_~shape#1.base_23| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_23|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_23|)))))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} is VALID [2022-02-20 16:48:39,209 INFO L290 TraceCheckUtils]: 41: Hoare triple {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {13938#false} is VALID [2022-02-20 16:48:39,209 INFO L272 TraceCheckUtils]: 42: Hoare triple {13938#false} call fail(); {13938#false} is VALID [2022-02-20 16:48:39,209 INFO L290 TraceCheckUtils]: 43: Hoare triple {13938#false} assume !false; {13938#false} is VALID [2022-02-20 16:48:39,210 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:39,210 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:39,435 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= 0 (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588))) (store .cse0 |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select .cse0 |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |c_ULTIMATE.start_main_~node~1#1.base|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)))) is different from false [2022-02-20 16:48:39,543 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select (store |c_#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588))) (store .cse0 |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select .cse0 |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |v_ULTIMATE.start_main_~node~1#1.base_11|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0)))) is different from false [2022-02-20 16:48:39,713 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 16:48:39,714 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 44 [2022-02-20 16:48:39,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:48:39,742 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:39,743 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 163 treesize of output 157 [2022-02-20 16:48:39,753 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 142 treesize of output 138 [2022-02-20 16:48:40,074 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 134 treesize of output 126 [2022-02-20 16:48:40,769 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-20 16:48:40,769 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 22 treesize of output 18 [2022-02-20 16:48:40,922 INFO L290 TraceCheckUtils]: 43: Hoare triple {13938#false} assume !false; {13938#false} is VALID [2022-02-20 16:48:40,922 INFO L272 TraceCheckUtils]: 42: Hoare triple {13938#false} call fail(); {13938#false} is VALID [2022-02-20 16:48:40,923 INFO L290 TraceCheckUtils]: 41: Hoare triple {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} assume inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0;havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {13938#false} is VALID [2022-02-20 16:48:40,923 INFO L290 TraceCheckUtils]: 40: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {13949#(not (= |ULTIMATE.start_inspect_before_#t~mem23#1.base| 0))} is VALID [2022-02-20 16:48:40,923 INFO L290 TraceCheckUtils]: 39: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,924 INFO L290 TraceCheckUtils]: 38: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,924 INFO L290 TraceCheckUtils]: 37: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,924 INFO L290 TraceCheckUtils]: 36: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,925 INFO L290 TraceCheckUtils]: 35: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,925 INFO L290 TraceCheckUtils]: 34: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,925 INFO L290 TraceCheckUtils]: 33: Hoare triple {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,926 INFO L290 TraceCheckUtils]: 32: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {13948#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:40,926 INFO L290 TraceCheckUtils]: 31: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,927 INFO L290 TraceCheckUtils]: 30: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,927 INFO L290 TraceCheckUtils]: 29: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,928 INFO L290 TraceCheckUtils]: 28: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,928 INFO L290 TraceCheckUtils]: 27: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,929 INFO L290 TraceCheckUtils]: 26: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,929 INFO L290 TraceCheckUtils]: 25: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,930 INFO L290 TraceCheckUtils]: 24: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,930 INFO L290 TraceCheckUtils]: 23: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,931 INFO L290 TraceCheckUtils]: 22: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,931 INFO L290 TraceCheckUtils]: 21: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,932 INFO L290 TraceCheckUtils]: 20: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,932 INFO L290 TraceCheckUtils]: 19: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,933 INFO L290 TraceCheckUtils]: 18: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,933 INFO L290 TraceCheckUtils]: 17: Hoare triple {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,934 INFO L290 TraceCheckUtils]: 16: Hoare triple {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {14122#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,934 INFO L290 TraceCheckUtils]: 15: Hoare triple {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,935 INFO L290 TraceCheckUtils]: 14: Hoare triple {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,935 INFO L290 TraceCheckUtils]: 13: Hoare triple {14181#(not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {14171#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:40,936 INFO L290 TraceCheckUtils]: 12: Hoare triple {14181#(not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {14181#(not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:40,937 INFO L290 TraceCheckUtils]: 11: Hoare triple {14188#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {14181#(not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))} is VALID [2022-02-20 16:48:40,938 INFO L290 TraceCheckUtils]: 10: Hoare triple {14188#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {14188#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} is VALID [2022-02-20 16:48:40,939 INFO L290 TraceCheckUtils]: 9: Hoare triple {14195#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |v_ULTIMATE.start_main_~node~1#1.base_11|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {14188#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~item~0#1.base_10|) 0)) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} is VALID [2022-02-20 16:48:40,940 INFO L290 TraceCheckUtils]: 8: Hoare triple {14195#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |v_ULTIMATE.start_main_~node~1#1.base_11|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {14195#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |v_ULTIMATE.start_main_~node~1#1.base_11|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} is VALID [2022-02-20 16:48:40,942 INFO L290 TraceCheckUtils]: 7: Hoare triple {14202#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int)) (or (and (or (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|) (and (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_11|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))) (or (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|)) (and (or (and (or (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0))) (or (not (= |v_ULTIMATE.start_main_~node~1#1.base_11| 0)) (not (= |ULTIMATE.start_main_~item~0#1.offset| 0)))) (= 4 |ULTIMATE.start_main_~item~0#1.offset|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|)))))) (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|)))))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {14195#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int) (v_ArrVal_588 (Array Int Int))) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_11| v_ArrVal_588) |v_ULTIMATE.start_main_~item~0#1.base_10|) 0 |v_ULTIMATE.start_main_~node~1#1.base_11|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0))))} is VALID [2022-02-20 16:48:40,943 INFO L290 TraceCheckUtils]: 6: Hoare triple {14202#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int)) (or (and (or (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|) (and (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_11|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))) (or (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|)) (and (or (and (or (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0))) (or (not (= |v_ULTIMATE.start_main_~node~1#1.base_11| 0)) (not (= |ULTIMATE.start_main_~item~0#1.offset| 0)))) (= 4 |ULTIMATE.start_main_~item~0#1.offset|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|)))))) (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|)))))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {14202#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int)) (or (and (or (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|) (and (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_11|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))) (or (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|)) (and (or (and (or (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0))) (or (not (= |v_ULTIMATE.start_main_~node~1#1.base_11| 0)) (not (= |ULTIMATE.start_main_~item~0#1.offset| 0)))) (= 4 |ULTIMATE.start_main_~item~0#1.offset|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|)))))) (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|)))))} is VALID [2022-02-20 16:48:40,944 INFO L290 TraceCheckUtils]: 5: Hoare triple {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {14202#(forall ((|v_ULTIMATE.start_main_~item~0#1.base_10| Int) (|v_ULTIMATE.start_main_~node~1#1.base_11| Int)) (or (and (or (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|) (and (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_11|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))) (or (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~item~0#1.base_10|)) (and (or (and (or (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0))) (or (not (= |v_ULTIMATE.start_main_~node~1#1.base_11| 0)) (not (= |ULTIMATE.start_main_~item~0#1.offset| 0)))) (= 4 |ULTIMATE.start_main_~item~0#1.offset|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|)))))) (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11|) 0)) (not (= 0 (select (store |#valid| |v_ULTIMATE.start_main_~node~1#1.base_11| 1) |v_ULTIMATE.start_main_~item~0#1.base_10|)))))} is VALID [2022-02-20 16:48:40,944 INFO L290 TraceCheckUtils]: 4: Hoare triple {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:40,945 INFO L290 TraceCheckUtils]: 3: Hoare triple {13937#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {13962#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:40,945 INFO L290 TraceCheckUtils]: 2: Hoare triple {13937#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {13937#true} is VALID [2022-02-20 16:48:40,945 INFO L290 TraceCheckUtils]: 1: Hoare triple {13937#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {13937#true} is VALID [2022-02-20 16:48:40,945 INFO L290 TraceCheckUtils]: 0: Hoare triple {13937#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(15, 2); {13937#true} is VALID [2022-02-20 16:48:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-02-20 16:48:40,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088346458] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:40,946 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:40,946 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 26 [2022-02-20 16:48:40,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110290949] [2022-02-20 16:48:40,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:40,948 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-20 16:48:40,948 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:40,948 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,042 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:41,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-02-20 16:48:41,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:41,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-02-20 16:48:41,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=485, Unknown=2, NotChecked=90, Total=650 [2022-02-20 16:48:41,043 INFO L87 Difference]: Start difference. First operand 170 states and 203 transitions. Second operand has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:44,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:44,330 INFO L93 Difference]: Finished difference Result 351 states and 437 transitions. [2022-02-20 16:48:44,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 16:48:44,330 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-20 16:48:44,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:44,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 365 transitions. [2022-02-20 16:48:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 365 transitions. [2022-02-20 16:48:44,335 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 365 transitions. [2022-02-20 16:48:44,642 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 365 edges. 365 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:44,647 INFO L225 Difference]: With dead ends: 351 [2022-02-20 16:48:44,647 INFO L226 Difference]: Without dead ends: 348 [2022-02-20 16:48:44,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 76 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=207, Invalid=791, Unknown=2, NotChecked=122, Total=1122 [2022-02-20 16:48:44,648 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 652 mSDsluCounter, 1448 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 1242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 488 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:44,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [656 Valid, 1550 Invalid, 1242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 711 Invalid, 0 Unknown, 488 Unchecked, 0.8s Time] [2022-02-20 16:48:44,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2022-02-20 16:48:44,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 181. [2022-02-20 16:48:44,661 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:44,661 INFO L82 GeneralOperation]: Start isEquivalent. First operand 348 states. Second operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:44,661 INFO L74 IsIncluded]: Start isIncluded. First operand 348 states. Second operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:44,662 INFO L87 Difference]: Start difference. First operand 348 states. Second operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:44,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:44,666 INFO L93 Difference]: Finished difference Result 348 states and 434 transitions. [2022-02-20 16:48:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 434 transitions. [2022-02-20 16:48:44,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:44,667 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:44,667 INFO L74 IsIncluded]: Start isIncluded. First operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 348 states. [2022-02-20 16:48:44,667 INFO L87 Difference]: Start difference. First operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 348 states. [2022-02-20 16:48:44,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:44,672 INFO L93 Difference]: Finished difference Result 348 states and 434 transitions. [2022-02-20 16:48:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 434 transitions. [2022-02-20 16:48:44,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:44,673 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:44,673 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:44,673 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 167 states have (on average 1.1916167664670658) internal successors, (199), 178 states have internal predecessors, (199), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:44,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 215 transitions. [2022-02-20 16:48:44,675 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 215 transitions. Word has length 44 [2022-02-20 16:48:44,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:44,675 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 215 transitions. [2022-02-20 16:48:44,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 26 states have internal predecessors, (108), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2022-02-20 16:48:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 16:48:44,676 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:44,676 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:44,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:44,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-02-20 16:48:44,887 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:44,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:44,888 INFO L85 PathProgramCache]: Analyzing trace with hash 186164471, now seen corresponding path program 1 times [2022-02-20 16:48:44,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:44,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317393283] [2022-02-20 16:48:44,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:44,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:45,126 INFO L290 TraceCheckUtils]: 0: Hoare triple {15601#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(15, 2); {15601#true} is VALID [2022-02-20 16:48:45,127 INFO L290 TraceCheckUtils]: 1: Hoare triple {15601#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {15601#true} is VALID [2022-02-20 16:48:45,127 INFO L290 TraceCheckUtils]: 2: Hoare triple {15601#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15601#true} is VALID [2022-02-20 16:48:45,127 INFO L290 TraceCheckUtils]: 3: Hoare triple {15601#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15603#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:45,128 INFO L290 TraceCheckUtils]: 4: Hoare triple {15603#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15603#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:45,129 INFO L290 TraceCheckUtils]: 5: Hoare triple {15603#(and (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15604#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:45,129 INFO L290 TraceCheckUtils]: 6: Hoare triple {15604#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15604#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:45,130 INFO L290 TraceCheckUtils]: 7: Hoare triple {15604#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:45,130 INFO L290 TraceCheckUtils]: 8: Hoare triple {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:45,131 INFO L290 TraceCheckUtils]: 9: Hoare triple {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:45,131 INFO L290 TraceCheckUtils]: 10: Hoare triple {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:45,132 INFO L290 TraceCheckUtils]: 11: Hoare triple {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15607#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} is VALID [2022-02-20 16:48:45,133 INFO L290 TraceCheckUtils]: 12: Hoare triple {15607#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15607#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} is VALID [2022-02-20 16:48:45,134 INFO L290 TraceCheckUtils]: 13: Hoare triple {15607#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|))) (and (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:45,134 INFO L290 TraceCheckUtils]: 14: Hoare triple {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:45,135 INFO L290 TraceCheckUtils]: 15: Hoare triple {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} is VALID [2022-02-20 16:48:45,135 INFO L290 TraceCheckUtils]: 16: Hoare triple {15608#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) 0)))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:45,136 INFO L290 TraceCheckUtils]: 17: Hoare triple {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:45,137 INFO L290 TraceCheckUtils]: 18: Hoare triple {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:45,137 INFO L290 TraceCheckUtils]: 19: Hoare triple {15609#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15610#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,138 INFO L290 TraceCheckUtils]: 20: Hoare triple {15610#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,138 INFO L290 TraceCheckUtils]: 21: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,138 INFO L290 TraceCheckUtils]: 22: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,139 INFO L290 TraceCheckUtils]: 23: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,139 INFO L290 TraceCheckUtils]: 24: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,140 INFO L290 TraceCheckUtils]: 25: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,140 INFO L290 TraceCheckUtils]: 26: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,141 INFO L290 TraceCheckUtils]: 27: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,141 INFO L290 TraceCheckUtils]: 28: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,142 INFO L290 TraceCheckUtils]: 29: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,142 INFO L290 TraceCheckUtils]: 30: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,143 INFO L290 TraceCheckUtils]: 31: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} goto; {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} is VALID [2022-02-20 16:48:45,143 INFO L290 TraceCheckUtils]: 32: Hoare triple {15611#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,143 INFO L290 TraceCheckUtils]: 33: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,144 INFO L290 TraceCheckUtils]: 34: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,144 INFO L290 TraceCheckUtils]: 35: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,144 INFO L290 TraceCheckUtils]: 36: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,145 INFO L290 TraceCheckUtils]: 37: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,145 INFO L290 TraceCheckUtils]: 38: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,145 INFO L290 TraceCheckUtils]: 39: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:45,146 INFO L290 TraceCheckUtils]: 40: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} is VALID [2022-02-20 16:48:45,146 INFO L290 TraceCheckUtils]: 41: Hoare triple {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} assume inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0;havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {15602#false} is VALID [2022-02-20 16:48:45,146 INFO L272 TraceCheckUtils]: 42: Hoare triple {15602#false} call fail(); {15602#false} is VALID [2022-02-20 16:48:45,146 INFO L290 TraceCheckUtils]: 43: Hoare triple {15602#false} assume !false; {15602#false} is VALID [2022-02-20 16:48:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:45,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:45,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317393283] [2022-02-20 16:48:45,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317393283] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:45,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964383045] [2022-02-20 16:48:45,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:45,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:45,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:45,149 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:45,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-20 16:48:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:45,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 54 conjunts are in the unsatisfiable core [2022-02-20 16:48:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:45,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:45,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-20 16:48:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:45,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-02-20 16:48:45,378 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:48:45,379 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-20 16:48:45,420 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 15 treesize of output 17 [2022-02-20 16:48:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:45,543 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-02-20 16:48:45,543 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 32 [2022-02-20 16:48:45,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:45,570 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 16 treesize of output 17 [2022-02-20 16:48:45,965 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 16:48:46,293 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:46,294 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2022-02-20 16:48:46,357 INFO L290 TraceCheckUtils]: 0: Hoare triple {15601#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(15, 2); {15601#true} is VALID [2022-02-20 16:48:46,357 INFO L290 TraceCheckUtils]: 1: Hoare triple {15601#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {15601#true} is VALID [2022-02-20 16:48:46,357 INFO L290 TraceCheckUtils]: 2: Hoare triple {15601#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15601#true} is VALID [2022-02-20 16:48:46,359 INFO L290 TraceCheckUtils]: 3: Hoare triple {15601#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:46,359 INFO L290 TraceCheckUtils]: 4: Hoare triple {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:46,360 INFO L290 TraceCheckUtils]: 5: Hoare triple {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15633#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:46,360 INFO L290 TraceCheckUtils]: 6: Hoare triple {15633#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15633#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:46,361 INFO L290 TraceCheckUtils]: 7: Hoare triple {15633#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:46,362 INFO L290 TraceCheckUtils]: 8: Hoare triple {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} is VALID [2022-02-20 16:48:46,362 INFO L290 TraceCheckUtils]: 9: Hoare triple {15605#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:46,363 INFO L290 TraceCheckUtils]: 10: Hoare triple {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:46,363 INFO L290 TraceCheckUtils]: 11: Hoare triple {15606#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15652#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:46,364 INFO L290 TraceCheckUtils]: 12: Hoare triple {15652#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15652#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} is VALID [2022-02-20 16:48:46,365 INFO L290 TraceCheckUtils]: 13: Hoare triple {15652#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~node~1#1.base| 0)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:46,366 INFO L290 TraceCheckUtils]: 14: Hoare triple {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:46,366 INFO L290 TraceCheckUtils]: 15: Hoare triple {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:46,367 INFO L290 TraceCheckUtils]: 16: Hoare triple {15659#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,367 INFO L290 TraceCheckUtils]: 17: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,368 INFO L290 TraceCheckUtils]: 18: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,369 INFO L290 TraceCheckUtils]: 19: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,369 INFO L290 TraceCheckUtils]: 20: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,370 INFO L290 TraceCheckUtils]: 21: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,370 INFO L290 TraceCheckUtils]: 22: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,371 INFO L290 TraceCheckUtils]: 23: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,371 INFO L290 TraceCheckUtils]: 24: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,372 INFO L290 TraceCheckUtils]: 25: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,372 INFO L290 TraceCheckUtils]: 26: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,373 INFO L290 TraceCheckUtils]: 27: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,373 INFO L290 TraceCheckUtils]: 28: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,374 INFO L290 TraceCheckUtils]: 29: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,374 INFO L290 TraceCheckUtils]: 30: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,375 INFO L290 TraceCheckUtils]: 31: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} goto; {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} is VALID [2022-02-20 16:48:46,375 INFO L290 TraceCheckUtils]: 32: Hoare triple {15669#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0)))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,376 INFO L290 TraceCheckUtils]: 33: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,377 INFO L290 TraceCheckUtils]: 34: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,378 INFO L290 TraceCheckUtils]: 35: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,378 INFO L290 TraceCheckUtils]: 36: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} goto; {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,379 INFO L290 TraceCheckUtils]: 37: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,380 INFO L290 TraceCheckUtils]: 38: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,381 INFO L290 TraceCheckUtils]: 39: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} goto; {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:46,381 INFO L290 TraceCheckUtils]: 40: Hoare triple {15718#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_26| Int)) (and (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 0) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4))) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_26|) 4)) 0) 0)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} is VALID [2022-02-20 16:48:46,381 INFO L290 TraceCheckUtils]: 41: Hoare triple {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} assume inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0;havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {15602#false} is VALID [2022-02-20 16:48:46,381 INFO L272 TraceCheckUtils]: 42: Hoare triple {15602#false} call fail(); {15602#false} is VALID [2022-02-20 16:48:46,382 INFO L290 TraceCheckUtils]: 43: Hoare triple {15602#false} assume !false; {15602#false} is VALID [2022-02-20 16:48:46,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:46,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:47,849 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |c_ULTIMATE.start_main_~item~0#1.offset| |c_ULTIMATE.start_main_~node~1#1.base|) (+ |c_ULTIMATE.start_main_~item~0#1.offset| 4) |c_ULTIMATE.start_main_~data~0#1.base|)) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) is different from false [2022-02-20 16:48:47,886 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695))) (store .cse0 |ULTIMATE.start_main_~item~0#1.base| (store (store (select .cse0 |ULTIMATE.start_main_~item~0#1.base|) 0 |c_ULTIMATE.start_main_~node~1#1.base|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) is different from false [2022-02-20 16:48:48,155 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 16:48:48,155 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 44 [2022-02-20 16:48:48,199 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:48,200 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 319 treesize of output 309 [2022-02-20 16:48:48,219 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 670 treesize of output 646 [2022-02-20 16:48:48,350 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 123 treesize of output 115 [2022-02-20 16:48:48,509 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-02-20 16:48:48,533 INFO L290 TraceCheckUtils]: 43: Hoare triple {15602#false} assume !false; {15602#false} is VALID [2022-02-20 16:48:48,533 INFO L272 TraceCheckUtils]: 42: Hoare triple {15602#false} call fail(); {15602#false} is VALID [2022-02-20 16:48:48,534 INFO L290 TraceCheckUtils]: 41: Hoare triple {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} assume inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0;havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {15602#false} is VALID [2022-02-20 16:48:48,534 INFO L290 TraceCheckUtils]: 40: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15613#(not (= |ULTIMATE.start_inspect_before_#t~mem28#1.base| 0))} is VALID [2022-02-20 16:48:48,534 INFO L290 TraceCheckUtils]: 39: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,535 INFO L290 TraceCheckUtils]: 38: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,536 INFO L290 TraceCheckUtils]: 37: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,536 INFO L290 TraceCheckUtils]: 36: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} goto; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,537 INFO L290 TraceCheckUtils]: 35: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,537 INFO L290 TraceCheckUtils]: 34: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,537 INFO L290 TraceCheckUtils]: 33: Hoare triple {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,537 INFO L290 TraceCheckUtils]: 32: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {15612#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0))} is VALID [2022-02-20 16:48:48,538 INFO L290 TraceCheckUtils]: 31: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,538 INFO L290 TraceCheckUtils]: 30: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,539 INFO L290 TraceCheckUtils]: 29: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,539 INFO L290 TraceCheckUtils]: 28: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,539 INFO L290 TraceCheckUtils]: 27: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,540 INFO L290 TraceCheckUtils]: 26: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,540 INFO L290 TraceCheckUtils]: 25: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,541 INFO L290 TraceCheckUtils]: 24: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,541 INFO L290 TraceCheckUtils]: 23: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,541 INFO L290 TraceCheckUtils]: 22: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,542 INFO L290 TraceCheckUtils]: 21: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,542 INFO L290 TraceCheckUtils]: 20: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,542 INFO L290 TraceCheckUtils]: 19: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,543 INFO L290 TraceCheckUtils]: 18: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} goto; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,543 INFO L290 TraceCheckUtils]: 17: Hoare triple {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,544 INFO L290 TraceCheckUtils]: 16: Hoare triple {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {15785#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,544 INFO L290 TraceCheckUtils]: 15: Hoare triple {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,544 INFO L290 TraceCheckUtils]: 14: Hoare triple {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,545 INFO L290 TraceCheckUtils]: 13: Hoare triple {15844#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15834#(not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0))} is VALID [2022-02-20 16:48:48,546 INFO L290 TraceCheckUtils]: 12: Hoare triple {15844#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15844#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} is VALID [2022-02-20 16:48:48,547 INFO L290 TraceCheckUtils]: 11: Hoare triple {15851#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15844#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |ULTIMATE.start_main_~item~0#1.offset| |ULTIMATE.start_main_~node~1#1.base|) (+ 4 |ULTIMATE.start_main_~item~0#1.offset|) |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} is VALID [2022-02-20 16:48:48,547 INFO L290 TraceCheckUtils]: 10: Hoare triple {15851#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15851#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} is VALID [2022-02-20 16:48:48,548 INFO L290 TraceCheckUtils]: 9: Hoare triple {15858#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |v_ULTIMATE.start_main_~node~1#1.base_13|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15851#(forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |ULTIMATE.start_main_~node~1#1.base|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))} is VALID [2022-02-20 16:48:48,549 INFO L290 TraceCheckUtils]: 8: Hoare triple {15858#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |v_ULTIMATE.start_main_~node~1#1.base_13|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15858#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |v_ULTIMATE.start_main_~node~1#1.base_13|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))))} is VALID [2022-02-20 16:48:48,551 INFO L290 TraceCheckUtils]: 7: Hoare triple {15865#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (and (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_13|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|))))))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {15858#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (store (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base| (store (store (select (store |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~node~1#1.base_13| v_ArrVal_695) |ULTIMATE.start_main_~item~0#1.base|) 0 |v_ULTIMATE.start_main_~node~1#1.base_13|) 4 |ULTIMATE.start_main_~data~0#1.base|)) |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0)))))} is VALID [2022-02-20 16:48:48,551 INFO L290 TraceCheckUtils]: 6: Hoare triple {15865#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (and (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_13|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|))))))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {15865#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (and (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_13|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|))))))} is VALID [2022-02-20 16:48:48,552 INFO L290 TraceCheckUtils]: 5: Hoare triple {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {15865#(forall ((|v_ULTIMATE.start_main_~node~1#1.base_13| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~node~1#1.base_13|) 0)) (= |v_ULTIMATE.start_main_~node~1#1.base_13| 0) (and (not (= |ULTIMATE.start_main_~node~1#1.base| 0)) (not (= |ULTIMATE.start_main_~item~0#1.base| |v_ULTIMATE.start_main_~node~1#1.base_13|)) (or (not (= |ULTIMATE.start_main_~item~0#1.base| 0)) (not (= 4 |ULTIMATE.start_main_~item~0#1.offset|))))))} is VALID [2022-02-20 16:48:48,552 INFO L290 TraceCheckUtils]: 4: Hoare triple {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:48,553 INFO L290 TraceCheckUtils]: 3: Hoare triple {15601#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {15626#(not (= |ULTIMATE.start_main_~node~1#1.base| 0))} is VALID [2022-02-20 16:48:48,553 INFO L290 TraceCheckUtils]: 2: Hoare triple {15601#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {15601#true} is VALID [2022-02-20 16:48:48,553 INFO L290 TraceCheckUtils]: 1: Hoare triple {15601#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {15601#true} is VALID [2022-02-20 16:48:48,553 INFO L290 TraceCheckUtils]: 0: Hoare triple {15601#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(15, 2); {15601#true} is VALID [2022-02-20 16:48:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-02-20 16:48:48,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964383045] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:48,553 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:48,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 25 [2022-02-20 16:48:48,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783591198] [2022-02-20 16:48:48,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:48,554 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-20 16:48:48,554 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:48,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:48,642 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 16:48:48,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-20 16:48:48,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:48,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-20 16:48:48,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=440, Unknown=2, NotChecked=86, Total=600 [2022-02-20 16:48:48,643 INFO L87 Difference]: Start difference. First operand 181 states and 215 transitions. Second operand has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:48,777 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |c_ULTIMATE.start_main_~node~1#1.base| |c_ULTIMATE.start_main_~data~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1.offset| 0) (not (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= |c_ULTIMATE.start_main_~item~0#1.offset| 0) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695))) (store .cse0 |ULTIMATE.start_main_~item~0#1.base| (store (store (select .cse0 |ULTIMATE.start_main_~item~0#1.base|) 0 |c_ULTIMATE.start_main_~node~1#1.base|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) (= (select |c_#valid| |c_ULTIMATE.start_main_~item~0#1.base|) 1) (not (= |c_ULTIMATE.start_main_~node~1#1.base| 0))) is different from false [2022-02-20 16:48:48,787 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |c_ULTIMATE.start_main_~node~1#1.base| |c_ULTIMATE.start_main_~data~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1.offset| 0) (not (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695))) (store .cse0 |ULTIMATE.start_main_~item~0#1.base| (store (store (select .cse0 |ULTIMATE.start_main_~item~0#1.base|) 0 |c_ULTIMATE.start_main_~node~1#1.base|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) (not (= |c_ULTIMATE.start_main_~node~1#1.base| 0))) is different from false [2022-02-20 16:48:50,085 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |c_ULTIMATE.start_main_~node~1#1.base| |c_ULTIMATE.start_main_~data~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1.offset| 0) (not (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~data~0#1.base|) 0) 0)) (= |c_ULTIMATE.start_main_~item~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_main_~item~0#1.base|) 1) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int)) (not (= (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |c_ULTIMATE.start_main_~item~0#1.offset| |c_ULTIMATE.start_main_~node~1#1.base|) (+ |c_ULTIMATE.start_main_~item~0#1.offset| 4) |c_ULTIMATE.start_main_~data~0#1.base|)) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) (not (= |c_ULTIMATE.start_main_~node~1#1.base| 0))) is different from false [2022-02-20 16:48:50,167 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~data~0#1.base|)) (.cse3 (+ |c_ULTIMATE.start_main_~data~0#1.offset| 4))) (let ((.cse4 (select .cse1 .cse3)) (.cse0 (select .cse1 |c_ULTIMATE.start_main_~data~0#1.offset|))) (and (not (= .cse0 0)) (= |c_ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |c_ULTIMATE.start_main_~node~1#1.base| |c_ULTIMATE.start_main_~data~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1.offset| 0) (not (= (select .cse1 0) 0)) (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_695 (Array Int Int))) (not (= (select (select (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_695))) (store .cse2 |ULTIMATE.start_main_~item~0#1.base| (store (store (select .cse2 |ULTIMATE.start_main_~item~0#1.base|) 0 |c_ULTIMATE.start_main_~node~1#1.base|) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) |c_ULTIMATE.start_main_~data~0#1.base|) |c_ULTIMATE.start_main_~data~0#1.offset|) 0))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~data~0#1.base|) .cse3) 0) (not (= (select (select |c_#memory_$Pointer$.base| .cse4) 0) 0)) (not (= |c_ULTIMATE.start_main_~node~1#1.base| 0)) (not (= .cse4 .cse0))))) is different from false [2022-02-20 16:48:51,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:51,839 INFO L93 Difference]: Finished difference Result 221 states and 258 transitions. [2022-02-20 16:48:51,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-20 16:48:51,839 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-20 16:48:51,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:51,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 210 transitions. [2022-02-20 16:48:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:51,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 210 transitions. [2022-02-20 16:48:51,843 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 210 transitions. [2022-02-20 16:48:52,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 210 edges. 210 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:52,024 INFO L225 Difference]: With dead ends: 221 [2022-02-20 16:48:52,024 INFO L226 Difference]: Without dead ends: 218 [2022-02-20 16:48:52,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=193, Invalid=881, Unknown=6, NotChecked=402, Total=1482 [2022-02-20 16:48:52,025 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 341 mSDsluCounter, 986 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 398 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:52,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [341 Valid, 1083 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 442 Invalid, 0 Unknown, 398 Unchecked, 0.4s Time] [2022-02-20 16:48:52,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-02-20 16:48:52,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 188. [2022-02-20 16:48:52,037 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:52,037 INFO L82 GeneralOperation]: Start isEquivalent. First operand 218 states. Second operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,037 INFO L74 IsIncluded]: Start isIncluded. First operand 218 states. Second operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,037 INFO L87 Difference]: Start difference. First operand 218 states. Second operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:52,040 INFO L93 Difference]: Finished difference Result 218 states and 255 transitions. [2022-02-20 16:48:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 255 transitions. [2022-02-20 16:48:52,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:52,040 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:52,041 INFO L74 IsIncluded]: Start isIncluded. First operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 218 states. [2022-02-20 16:48:52,041 INFO L87 Difference]: Start difference. First operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 218 states. [2022-02-20 16:48:52,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:52,043 INFO L93 Difference]: Finished difference Result 218 states and 255 transitions. [2022-02-20 16:48:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 255 transitions. [2022-02-20 16:48:52,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:52,044 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:52,044 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:52,044 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 174 states have (on average 1.1839080459770115) internal successors, (206), 185 states have internal predecessors, (206), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 222 transitions. [2022-02-20 16:48:52,046 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 222 transitions. Word has length 44 [2022-02-20 16:48:52,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:52,047 INFO L470 AbstractCegarLoop]: Abstraction has 188 states and 222 transitions. [2022-02-20 16:48:52,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.24) internal successors, (106), 25 states have internal predecessors, (106), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 222 transitions. [2022-02-20 16:48:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 16:48:52,047 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:52,048 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:52,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-20 16:48:52,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:52,263 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:52,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:52,264 INFO L85 PathProgramCache]: Analyzing trace with hash -498608819, now seen corresponding path program 1 times [2022-02-20 16:48:52,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:52,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124291240] [2022-02-20 16:48:52,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:52,302 INFO L290 TraceCheckUtils]: 0: Hoare triple {16847#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(15, 2); {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 1: Hoare triple {16847#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 2: Hoare triple {16847#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 3: Hoare triple {16847#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 4: Hoare triple {16847#true} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 5: Hoare triple {16847#true} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 6: Hoare triple {16847#true} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {16847#true} is VALID [2022-02-20 16:48:52,303 INFO L290 TraceCheckUtils]: 7: Hoare triple {16847#true} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 8: Hoare triple {16847#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 9: Hoare triple {16847#true} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 10: Hoare triple {16847#true} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 11: Hoare triple {16847#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 12: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 13: Hoare triple {16847#true} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 14: Hoare triple {16847#true} assume !(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,304 INFO L290 TraceCheckUtils]: 15: Hoare triple {16847#true} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 16: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 17: Hoare triple {16847#true} call inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 18: Hoare triple {16847#true} assume !!(inspect_before_#t~mem27#1.base == 0 && inspect_before_#t~mem27#1.offset == 0);havoc inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 19: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 20: Hoare triple {16847#true} call inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 21: Hoare triple {16847#true} assume !(inspect_before_#t~mem28#1.base == 0 && inspect_before_#t~mem28#1.offset == 0);havoc inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 22: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 23: Hoare triple {16847#true} call inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset := read~$Pointer$(inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,305 INFO L290 TraceCheckUtils]: 24: Hoare triple {16847#true} assume !!(inspect_before_#t~mem30#1.base == 0 && inspect_before_#t~mem30#1.offset == 0);havoc inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset;havoc inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 25: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 26: Hoare triple {16847#true} assume { :end_inline_inspect_before } true; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 27: Hoare triple {16847#true} call main_#t~mem42#1.base, main_#t~mem42#1.offset := read~$Pointer$(main_~data~0#1.base, 4 + main_~data~0#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 28: Hoare triple {16847#true} assume !(main_#t~mem42#1.base != 0 || main_#t~mem42#1.offset != 0);havoc main_#t~mem42#1.base, main_#t~mem42#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 29: Hoare triple {16847#true} assume { :begin_inline_inspect_after } true;inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset, inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset, inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset, inspect_after_#t~mem34#1.base, inspect_after_#t~mem34#1.offset, inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset, inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset, inspect_after_~shape#1.base, inspect_after_~shape#1.offset, inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;inspect_after_~shape#1.base, inspect_after_~shape#1.offset := inspect_after_#in~shape#1.base, inspect_after_#in~shape#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 30: Hoare triple {16847#true} assume !(inspect_after_~shape#1.base == 0 && inspect_after_~shape#1.offset == 0); {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 31: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,306 INFO L290 TraceCheckUtils]: 32: Hoare triple {16847#true} call inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset := read~$Pointer$(inspect_after_~shape#1.base, 4 + inspect_after_~shape#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 33: Hoare triple {16847#true} assume !!(inspect_after_#t~mem31#1.base == 0 && inspect_after_#t~mem31#1.offset == 0);havoc inspect_after_#t~mem31#1.base, inspect_after_#t~mem31#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 34: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 35: Hoare triple {16847#true} call inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset := read~$Pointer$(inspect_after_~shape#1.base, inspect_after_~shape#1.offset, 4); {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 36: Hoare triple {16847#true} assume !!(inspect_after_#t~mem32#1.base != 0 || inspect_after_#t~mem32#1.offset != 0);havoc inspect_after_#t~mem32#1.base, inspect_after_#t~mem32#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 37: Hoare triple {16847#true} goto; {16847#true} is VALID [2022-02-20 16:48:52,307 INFO L290 TraceCheckUtils]: 38: Hoare triple {16847#true} havoc inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset;call inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset := read~$Pointer$(inspect_after_~shape#1.base, inspect_after_~shape#1.offset, 4);inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset := inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset;havoc inspect_after_#t~mem33#1.base, inspect_after_#t~mem33#1.offset; {16847#true} is VALID [2022-02-20 16:48:52,308 INFO L290 TraceCheckUtils]: 39: Hoare triple {16847#true} call inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset := read~$Pointer$(inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset, 4); {16849#(and (= |ULTIMATE.start_inspect_after_#t~mem35#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|)) (= |ULTIMATE.start_inspect_after_#t~mem35#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|)))} is VALID [2022-02-20 16:48:52,308 INFO L290 TraceCheckUtils]: 40: Hoare triple {16849#(and (= |ULTIMATE.start_inspect_after_#t~mem35#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|)) (= |ULTIMATE.start_inspect_after_#t~mem35#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|)))} assume !(inspect_after_#t~mem35#1.base != 0 || inspect_after_#t~mem35#1.offset != 0);havoc inspect_after_#t~mem35#1.base, inspect_after_#t~mem35#1.offset; {16850#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|) 0))} is VALID [2022-02-20 16:48:52,308 INFO L290 TraceCheckUtils]: 41: Hoare triple {16850#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_after_~pos~0#1.base|) |ULTIMATE.start_inspect_after_~pos~0#1.offset|) 0))} call inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset := read~$Pointer$(inspect_after_~pos~0#1.base, inspect_after_~pos~0#1.offset, 4); {16851#(and (= |ULTIMATE.start_inspect_after_#t~mem36#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem36#1.base| 0))} is VALID [2022-02-20 16:48:52,309 INFO L290 TraceCheckUtils]: 42: Hoare triple {16851#(and (= |ULTIMATE.start_inspect_after_#t~mem36#1.offset| 0) (= |ULTIMATE.start_inspect_after_#t~mem36#1.base| 0))} assume !(inspect_after_#t~mem36#1.base == 0 && inspect_after_#t~mem36#1.offset == 0);havoc inspect_after_#t~mem36#1.base, inspect_after_#t~mem36#1.offset; {16848#false} is VALID [2022-02-20 16:48:52,309 INFO L272 TraceCheckUtils]: 43: Hoare triple {16848#false} call fail(); {16848#false} is VALID [2022-02-20 16:48:52,309 INFO L290 TraceCheckUtils]: 44: Hoare triple {16848#false} assume !false; {16848#false} is VALID [2022-02-20 16:48:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 16:48:52,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:52,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124291240] [2022-02-20 16:48:52,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124291240] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:52,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:52,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 16:48:52,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403480483] [2022-02-20 16:48:52,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:52,312 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-02-20 16:48:52,312 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:52,312 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,336 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:52,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 16:48:52,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:52,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 16:48:52,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 16:48:52,337 INFO L87 Difference]: Start difference. First operand 188 states and 222 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:52,577 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2022-02-20 16:48:52,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:48:52,577 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-02-20 16:48:52,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 101 transitions. [2022-02-20 16:48:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 101 transitions. [2022-02-20 16:48:52,579 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 101 transitions. [2022-02-20 16:48:52,653 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:52,655 INFO L225 Difference]: With dead ends: 190 [2022-02-20 16:48:52,655 INFO L226 Difference]: Without dead ends: 153 [2022-02-20 16:48:52,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-20 16:48:52,656 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 1 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:52,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 325 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:52,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2022-02-20 16:48:52,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2022-02-20 16:48:52,666 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:52,666 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,666 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,666 INFO L87 Difference]: Start difference. First operand 153 states. Second operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:52,668 INFO L93 Difference]: Finished difference Result 153 states and 182 transitions. [2022-02-20 16:48:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2022-02-20 16:48:52,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:52,669 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:52,669 INFO L74 IsIncluded]: Start isIncluded. First operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 153 states. [2022-02-20 16:48:52,669 INFO L87 Difference]: Start difference. First operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) Second operand 153 states. [2022-02-20 16:48:52,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:52,671 INFO L93 Difference]: Finished difference Result 153 states and 182 transitions. [2022-02-20 16:48:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2022-02-20 16:48:52,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:52,672 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:52,672 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:52,672 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 150 states have internal predecessors, (167), 11 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2022-02-20 16:48:52,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 182 transitions. [2022-02-20 16:48:52,674 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 182 transitions. Word has length 45 [2022-02-20 16:48:52,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:52,674 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 182 transitions. [2022-02-20 16:48:52,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2022-02-20 16:48:52,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-20 16:48:52,675 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:52,675 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:52,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-20 16:48:52,675 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:52,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:52,675 INFO L85 PathProgramCache]: Analyzing trace with hash -636511633, now seen corresponding path program 1 times [2022-02-20 16:48:52,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:52,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599068278] [2022-02-20 16:48:52,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:52,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:53,115 INFO L290 TraceCheckUtils]: 0: Hoare triple {17579#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(15, 2); {17579#true} is VALID [2022-02-20 16:48:53,115 INFO L290 TraceCheckUtils]: 1: Hoare triple {17579#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {17579#true} is VALID [2022-02-20 16:48:53,116 INFO L290 TraceCheckUtils]: 2: Hoare triple {17579#true} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17579#true} is VALID [2022-02-20 16:48:53,116 INFO L290 TraceCheckUtils]: 3: Hoare triple {17579#true} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {17581#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~node~1#1.offset| 0))} is VALID [2022-02-20 16:48:53,116 INFO L290 TraceCheckUtils]: 4: Hoare triple {17581#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~node~1#1.offset| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {17581#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~node~1#1.offset| 0))} is VALID [2022-02-20 16:48:53,118 INFO L290 TraceCheckUtils]: 5: Hoare triple {17581#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~node~1#1.offset| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {17582#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:53,118 INFO L290 TraceCheckUtils]: 6: Hoare triple {17582#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {17582#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:53,119 INFO L290 TraceCheckUtils]: 7: Hoare triple {17582#(and (= (select |#valid| |ULTIMATE.start_main_~node~1#1.base|) 1) (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~node~1#1.base|) |ULTIMATE.start_main_~node~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {17583#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))} is VALID [2022-02-20 16:48:53,120 INFO L290 TraceCheckUtils]: 8: Hoare triple {17583#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17583#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))} is VALID [2022-02-20 16:48:53,120 INFO L290 TraceCheckUtils]: 9: Hoare triple {17583#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0) 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {17584#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:53,121 INFO L290 TraceCheckUtils]: 10: Hoare triple {17584#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {17584#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} is VALID [2022-02-20 16:48:53,122 INFO L290 TraceCheckUtils]: 11: Hoare triple {17584#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|)) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {17585#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~item~0#1.base|))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))))) (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} is VALID [2022-02-20 16:48:53,123 INFO L290 TraceCheckUtils]: 12: Hoare triple {17585#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~item~0#1.base|))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))))) (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {17585#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~item~0#1.base|))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))))) (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} is VALID [2022-02-20 16:48:53,124 INFO L290 TraceCheckUtils]: 13: Hoare triple {17585#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0)) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~item~0#1.base|))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 0) |ULTIMATE.start_main_~node~1#1.base|) (= |ULTIMATE.start_main_~node~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 0))))) (= |ULTIMATE.start_main_~item~0#1.base| |ULTIMATE.start_main_~data~0#1.base|)))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} is VALID [2022-02-20 16:48:53,125 INFO L290 TraceCheckUtils]: 14: Hoare triple {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} is VALID [2022-02-20 16:48:53,126 INFO L290 TraceCheckUtils]: 15: Hoare triple {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} is VALID [2022-02-20 16:48:53,127 INFO L290 TraceCheckUtils]: 16: Hoare triple {17586#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) 4)) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)))) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) 4)) 0)) 0)))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} is VALID [2022-02-20 16:48:53,127 INFO L290 TraceCheckUtils]: 17: Hoare triple {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} is VALID [2022-02-20 16:48:53,128 INFO L290 TraceCheckUtils]: 18: Hoare triple {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} goto; {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} is VALID [2022-02-20 16:48:53,129 INFO L290 TraceCheckUtils]: 19: Hoare triple {17587#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)) (or (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0)) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17588#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,130 INFO L290 TraceCheckUtils]: 20: Hoare triple {17588#(and (= |ULTIMATE.start_inspect_before_#t~mem26#1.offset| 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,131 INFO L290 TraceCheckUtils]: 21: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,131 INFO L290 TraceCheckUtils]: 22: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} goto; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,132 INFO L290 TraceCheckUtils]: 23: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,133 INFO L290 TraceCheckUtils]: 24: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,134 INFO L290 TraceCheckUtils]: 25: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} goto; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,135 INFO L290 TraceCheckUtils]: 26: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,136 INFO L290 TraceCheckUtils]: 27: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,137 INFO L290 TraceCheckUtils]: 28: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} goto; {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} is VALID [2022-02-20 16:48:53,138 INFO L290 TraceCheckUtils]: 29: Hoare triple {17589#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {17590#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) |ULTIMATE.start_inspect_before_#t~mem25#1.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) |ULTIMATE.start_inspect_before_#t~mem25#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0)))} is VALID [2022-02-20 16:48:53,139 INFO L290 TraceCheckUtils]: 30: Hoare triple {17590#(and (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (or (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) |ULTIMATE.start_inspect_before_#t~mem25#1.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) |ULTIMATE.start_inspect_before_#t~mem25#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0)))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {17591#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0))} is VALID [2022-02-20 16:48:53,139 INFO L290 TraceCheckUtils]: 31: Hoare triple {17591#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0))} goto; {17591#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0))} is VALID [2022-02-20 16:48:53,140 INFO L290 TraceCheckUtils]: 32: Hoare triple {17591#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) 0))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,141 INFO L290 TraceCheckUtils]: 33: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,141 INFO L290 TraceCheckUtils]: 34: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,155 INFO L290 TraceCheckUtils]: 35: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,156 INFO L290 TraceCheckUtils]: 36: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,156 INFO L290 TraceCheckUtils]: 37: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,157 INFO L290 TraceCheckUtils]: 38: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,157 INFO L290 TraceCheckUtils]: 39: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,158 INFO L290 TraceCheckUtils]: 40: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,158 INFO L290 TraceCheckUtils]: 41: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,159 INFO L290 TraceCheckUtils]: 42: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} goto; {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} is VALID [2022-02-20 16:48:53,159 INFO L290 TraceCheckUtils]: 43: Hoare triple {17592#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {17593#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} is VALID [2022-02-20 16:48:53,159 INFO L290 TraceCheckUtils]: 44: Hoare triple {17593#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} assume !(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {17580#false} is VALID [2022-02-20 16:48:53,160 INFO L272 TraceCheckUtils]: 45: Hoare triple {17580#false} call fail(); {17580#false} is VALID [2022-02-20 16:48:53,160 INFO L290 TraceCheckUtils]: 46: Hoare triple {17580#false} assume !false; {17580#false} is VALID [2022-02-20 16:48:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:53,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:53,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599068278] [2022-02-20 16:48:53,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599068278] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:53,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046557510] [2022-02-20 16:48:53,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:53,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:53,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:53,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 16:48:53,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-20 16:48:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:53,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 93 conjunts are in the unsatisfiable core [2022-02-20 16:48:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:53,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:53,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-20 16:48:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:53,431 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 16 treesize of output 17 [2022-02-20 16:48:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:53,441 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 16 treesize of output 17 [2022-02-20 16:48:53,498 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:48:53,499 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 16:48:53,600 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 23 treesize of output 23 [2022-02-20 16:48:53,615 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 16 treesize of output 18 [2022-02-20 16:48:53,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:53,723 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:48:53,731 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-02-20 16:48:53,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 31 [2022-02-20 16:48:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:53,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:48:53,748 INFO L356 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-02-20 16:48:53,748 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 49 [2022-02-20 16:48:55,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:55,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:48:55,859 INFO L356 Elim1Store]: treesize reduction 93, result has 13.1 percent of original size [2022-02-20 16:48:55,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 14 case distinctions, treesize of input 129 treesize of output 80 [2022-02-20 16:48:55,944 INFO L356 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2022-02-20 16:48:55,945 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 8 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 28 [2022-02-20 16:48:55,979 INFO L290 TraceCheckUtils]: 0: Hoare triple {17579#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(15, 2); {17579#true} is VALID [2022-02-20 16:48:55,979 INFO L290 TraceCheckUtils]: 1: Hoare triple {17579#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0, 0; {17600#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:55,979 INFO L290 TraceCheckUtils]: 2: Hoare triple {17600#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17600#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:55,980 INFO L290 TraceCheckUtils]: 3: Hoare triple {17600#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {17607#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:55,980 INFO L290 TraceCheckUtils]: 4: Hoare triple {17607#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {17607#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} is VALID [2022-02-20 16:48:55,981 INFO L290 TraceCheckUtils]: 5: Hoare triple {17607#(and (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {17614#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:55,982 INFO L290 TraceCheckUtils]: 6: Hoare triple {17614#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {17614#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} is VALID [2022-02-20 16:48:55,983 INFO L290 TraceCheckUtils]: 7: Hoare triple {17614#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= |ULTIMATE.start_main_~data~0#1.base| 0) (= (select |#valid| |ULTIMATE.start_main_~item~0#1.base|) 1))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {17621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,983 INFO L290 TraceCheckUtils]: 8: Hoare triple {17621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,984 INFO L290 TraceCheckUtils]: 9: Hoare triple {17621#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~data~0#1.base|) 1) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !!(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1;call main_#t~malloc38#1.base, main_#t~malloc38#1.offset := #Ultimate.allocOnHeap(8);main_~node~1#1.base, main_~node~1#1.offset := main_#t~malloc38#1.base, main_#t~malloc38#1.offset;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset; {17628#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,984 INFO L290 TraceCheckUtils]: 10: Hoare triple {17628#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~node~1#1.base == 0 && main_~node~1#1.offset == 0); {17628#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,985 INFO L290 TraceCheckUtils]: 11: Hoare triple {17628#(and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (not (= |ULTIMATE.start_main_~data~0#1.base| |ULTIMATE.start_main_~node~1#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call write~$Pointer$(0, 0, main_~node~1#1.base, main_~node~1#1.offset, 4);assume -2147483648 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 2147483647;call write~int(main_#t~nondet39#1, main_~node~1#1.base, 4 + main_~node~1#1.offset, 4);havoc main_#t~nondet39#1;call main_#t~malloc40#1.base, main_#t~malloc40#1.offset := #Ultimate.allocOnHeap(8);main_~item~0#1.base, main_~item~0#1.offset := main_#t~malloc40#1.base, main_#t~malloc40#1.offset;havoc main_#t~malloc40#1.base, main_#t~malloc40#1.offset; {17635#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,986 INFO L290 TraceCheckUtils]: 12: Hoare triple {17635#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~item~0#1.base == 0 && main_~item~0#1.offset == 0); {17635#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,987 INFO L290 TraceCheckUtils]: 13: Hoare triple {17635#(and (= |ULTIMATE.start_main_~item~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (= |ULTIMATE.start_main_~node~1#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} call write~$Pointer$(main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, 4);call write~$Pointer$(main_~data~0#1.base, main_~data~0#1.offset, main_~item~0#1.base, 4 + main_~item~0#1.offset, 4);main_~data~0#1.base, main_~data~0#1.offset := main_~item~0#1.base, main_~item~0#1.offset; {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,987 INFO L290 TraceCheckUtils]: 14: Hoare triple {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume -2147483648 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 2147483647; {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,988 INFO L290 TraceCheckUtils]: 15: Hoare triple {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(0 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} is VALID [2022-02-20 16:48:55,989 INFO L290 TraceCheckUtils]: 16: Hoare triple {17642#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 0) 0) (= 0 |ULTIMATE.start_main_~data~0#1.offset|) (or (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|)) |ULTIMATE.start_main_~data~0#1.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))) 4) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) |ULTIMATE.start_main_~data~0#1.offset|) 0) (= 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~data~0#1.base|) (+ 4 |ULTIMATE.start_main_~data~0#1.offset|))))} assume !(main_~data~0#1.base == 0 && main_~data~0#1.offset == 0);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,989 INFO L290 TraceCheckUtils]: 17: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,990 INFO L290 TraceCheckUtils]: 18: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} goto; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,990 INFO L290 TraceCheckUtils]: 19: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,991 INFO L290 TraceCheckUtils]: 20: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,992 INFO L290 TraceCheckUtils]: 21: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,992 INFO L290 TraceCheckUtils]: 22: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} goto; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,993 INFO L290 TraceCheckUtils]: 23: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,993 INFO L290 TraceCheckUtils]: 24: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,994 INFO L290 TraceCheckUtils]: 25: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} goto; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,994 INFO L290 TraceCheckUtils]: 26: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,995 INFO L290 TraceCheckUtils]: 27: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,995 INFO L290 TraceCheckUtils]: 28: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} goto; {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,996 INFO L290 TraceCheckUtils]: 29: Hoare triple {17652#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {17692#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem25#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem25#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,997 INFO L290 TraceCheckUtils]: 30: Hoare triple {17692#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem25#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem25#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} assume !!(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {17696#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,997 INFO L290 TraceCheckUtils]: 31: Hoare triple {17696#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} goto; {17696#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} is VALID [2022-02-20 16:48:55,999 INFO L290 TraceCheckUtils]: 32: Hoare triple {17696#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= 0 |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 0) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0) (= |ULTIMATE.start_inspect_before_~shape#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) |ULTIMATE.start_inspect_before_~shape#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))) 4) 0))} call inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4);inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset;havoc inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset; {17703#(exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 0) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|)) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0)))} is VALID [2022-02-20 16:48:56,000 INFO L290 TraceCheckUtils]: 33: Hoare triple {17703#(exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 0) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|)) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0)))} call inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17707#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 0) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|)) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} is VALID [2022-02-20 16:48:56,001 INFO L290 TraceCheckUtils]: 34: Hoare triple {17707#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 0) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|)) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0))) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) |ULTIMATE.start_inspect_before_#t~mem26#1.offset|) (= |ULTIMATE.start_inspect_before_#t~mem26#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|))))} assume !!(inspect_before_#t~mem26#1.base != 0 || inspect_before_#t~mem26#1.offset != 0);havoc inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,002 INFO L290 TraceCheckUtils]: 35: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_~shape#1.base == 0 && inspect_before_~shape#1.offset == 0); {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,003 INFO L290 TraceCheckUtils]: 36: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,004 INFO L290 TraceCheckUtils]: 37: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset := read~$Pointer$(inspect_before_~shape#1.base, 4 + inspect_before_~shape#1.offset, 4); {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,005 INFO L290 TraceCheckUtils]: 38: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem22#1.base == 0 && inspect_before_#t~mem22#1.offset == 0);havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,006 INFO L290 TraceCheckUtils]: 39: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,007 INFO L290 TraceCheckUtils]: 40: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4); {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,008 INFO L290 TraceCheckUtils]: 41: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} assume !(inspect_before_#t~mem23#1.base == 0 && inspect_before_#t~mem23#1.offset == 0);havoc inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,009 INFO L290 TraceCheckUtils]: 42: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} goto; {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} is VALID [2022-02-20 16:48:56,010 INFO L290 TraceCheckUtils]: 43: Hoare triple {17711#(and (exists ((|v_ULTIMATE.start_inspect_before_~shape#1.base_29| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.base|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |ULTIMATE.start_inspect_before_~shape#1.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4)) 4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0)) 0) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_inspect_before_~shape#1.base_29|) 4) |v_ULTIMATE.start_inspect_before_~shape#1.base_29|))) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_inspect_before_~shape#1.base|) (+ 4 |ULTIMATE.start_inspect_before_~shape#1.offset|)) 0)))} call inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset := read~$Pointer$(inspect_before_~shape#1.base, inspect_before_~shape#1.offset, 4);call inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset := read~$Pointer$(inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, 4); {17593#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} is VALID [2022-02-20 16:48:56,010 INFO L290 TraceCheckUtils]: 44: Hoare triple {17593#(and (= |ULTIMATE.start_inspect_before_#t~mem25#1.base| 0) (= |ULTIMATE.start_inspect_before_#t~mem25#1.offset| 0))} assume !(inspect_before_#t~mem25#1.base == 0 && inspect_before_#t~mem25#1.offset == 0);havoc inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset;havoc inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset; {17580#false} is VALID [2022-02-20 16:48:56,010 INFO L272 TraceCheckUtils]: 45: Hoare triple {17580#false} call fail(); {17580#false} is VALID [2022-02-20 16:48:56,011 INFO L290 TraceCheckUtils]: 46: Hoare triple {17580#false} assume !false; {17580#false} is VALID [2022-02-20 16:48:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:56,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:59,020 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_833 Int)) (let ((.cse11 (+ |c_ULTIMATE.start_main_~item~0#1.offset| 4))) (let ((.cse9 (store (store (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~item~0#1.base|) |c_ULTIMATE.start_main_~item~0#1.offset| |c_ULTIMATE.start_main_~node~1#1.offset|) .cse11 |c_ULTIMATE.start_main_~data~0#1.offset|)) (.cse10 (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base|) |c_ULTIMATE.start_main_~item~0#1.offset| v_ArrVal_833) .cse11 |c_ULTIMATE.start_main_~data~0#1.base|))) (let ((.cse0 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~item~0#1.base| .cse10)) (.cse6 (store |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~item~0#1.base| .cse9))) (let ((.cse5 (select .cse6 |c_ULTIMATE.start_main_~data~0#1.base|)) (.cse3 (select .cse0 |c_ULTIMATE.start_main_~data~0#1.base|)) (.cse1 (select .cse10 |c_ULTIMATE.start_main_~item~0#1.offset|)) (.cse2 (select .cse9 |c_ULTIMATE.start_main_~item~0#1.offset|))) (or (not (= (select (select .cse0 .cse1) .cse2) 0)) (let ((.cse4 (+ |c_ULTIMATE.start_main_~data~0#1.offset| 4))) (and (= (select .cse3 .cse4) 0) (= (select .cse5 .cse4) 0))) (let ((.cse7 (select .cse3 |c_ULTIMATE.start_main_~data~0#1.offset|)) (.cse8 (select .cse5 |c_ULTIMATE.start_main_~data~0#1.offset|))) (and (= (select (select .cse6 .cse7) .cse8) 0) (= (select (select .cse0 .cse7) .cse8) 0))) (not (= (select (select .cse6 .cse1) .cse2) 0)))))))) is different from false [2022-02-20 16:48:59,664 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~item~0#1.base| Int) (v_ArrVal_829 (Array Int Int)) (v_ArrVal_833 Int) (v_ArrVal_830 (Array Int Int))) (let ((.cse12 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_830)) (.cse11 (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~node~1#1.base| v_ArrVal_829))) (let ((.cse9 (store (store (select .cse11 |ULTIMATE.start_main_~item~0#1.base|) 0 |c_ULTIMATE.start_main_~node~1#1.offset|) 4 |c_ULTIMATE.start_main_~data~0#1.offset|)) (.cse10 (store (store (select .cse12 |ULTIMATE.start_main_~item~0#1.base|) 0 v_ArrVal_833) 4 |c_ULTIMATE.start_main_~data~0#1.base|))) (let ((.cse0 (store .cse12 |ULTIMATE.start_main_~item~0#1.base| .cse10)) (.cse6 (store .cse11 |ULTIMATE.start_main_~item~0#1.base| .cse9))) (let ((.cse1 (select .cse10 0)) (.cse2 (select .cse9 0)) (.cse5 (select .cse6 |c_ULTIMATE.start_main_~data~0#1.base|)) (.cse3 (select .cse0 |c_ULTIMATE.start_main_~data~0#1.base|))) (or (not (= (select (select .cse0 .cse1) .cse2) 0)) (let ((.cse4 (+ |c_ULTIMATE.start_main_~data~0#1.offset| 4))) (and (= (select .cse3 .cse4) 0) (= (select .cse5 .cse4) 0))) (not (= (select (select .cse6 .cse1) .cse2) 0)) (let ((.cse7 (select .cse3 |c_ULTIMATE.start_main_~data~0#1.offset|)) (.cse8 (select .cse5 |c_ULTIMATE.start_main_~data~0#1.offset|))) (and (= (select (select .cse0 .cse7) .cse8) 0) (= (select (select .cse6 .cse7) .cse8) 0))))))))) is different from false [2022-02-20 16:49:03,577 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 16:49:03,578 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 601 treesize of output 463 [2022-02-20 16:49:03,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:49:03,619 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:03,619 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 445 treesize of output 307 [2022-02-20 16:49:04,020 INFO L356 Elim1Store]: treesize reduction 184, result has 47.6 percent of original size [2022-02-20 16:49:04,021 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 11 new quantified variables, introduced 28 case distinctions, treesize of input 4657 treesize of output 4527 [2022-02-20 16:49:04,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:49:05,029 INFO L356 Elim1Store]: treesize reduction 92, result has 72.7 percent of original size [2022-02-20 16:49:05,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 61369 treesize of output 57241 [2022-02-20 16:49:05,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:49:05,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:49:05,897 INFO L356 Elim1Store]: treesize reduction 16, result has 92.4 percent of original size [2022-02-20 16:49:05,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 102468 treesize of output 95354 [2022-02-20 16:49:09,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:49:09,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 16:49:09,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:49:10,176 INFO L356 Elim1Store]: treesize reduction 16, result has 92.4 percent of original size [2022-02-20 16:49:10,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 19 case distinctions, treesize of input 111331 treesize of output 106541 [2022-02-20 16:49:11,898 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-20 16:49:11,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-20 16:49:12,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:49:12,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) 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.transform(TermContextTransformationEngine.java:65) 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 16:49:12,116 INFO L158 Benchmark]: Toolchain (without parser) took 53998.44ms. Allocated memory was 157.3MB in the beginning and 394.3MB in the end (delta: 237.0MB). Free memory was 123.5MB in the beginning and 231.7MB in the end (delta: -108.2MB). Peak memory consumption was 234.3MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,116 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 40.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:49:12,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.11ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 123.5MB in the end (delta: -424B). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.40ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 120.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,116 INFO L158 Benchmark]: Boogie Preprocessor took 27.58ms. Allocated memory is still 157.3MB. Free memory was 120.5MB in the beginning and 117.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,117 INFO L158 Benchmark]: RCFGBuilder took 581.97ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 87.9MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,117 INFO L158 Benchmark]: TraceAbstraction took 52936.37ms. Allocated memory was 157.3MB in the beginning and 394.3MB in the end (delta: 237.0MB). Free memory was 87.9MB in the beginning and 231.7MB in the end (delta: -143.8MB). Peak memory consumption was 201.4MB. Max. memory is 16.1GB. [2022-02-20 16:49:12,117 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 0.14ms. Allocated memory is still 86.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 40.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.11ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 123.5MB in the end (delta: -424B). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.40ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 120.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.58ms. Allocated memory is still 157.3MB. Free memory was 120.5MB in the beginning and 117.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 581.97ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 87.9MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 52936.37ms. Allocated memory was 157.3MB in the beginning and 394.3MB in the end (delta: 237.0MB). Free memory was 87.9MB in the beginning and 231.7MB in the end (delta: -143.8MB). Peak memory consumption was 201.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-20 16:49:12,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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/AutomizerReach.xml -i ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:49:13,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:49:13,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:49:13,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:49:13,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:49:13,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:49:13,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:49:13,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:49:13,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:49:13,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:49:13,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:49:13,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:49:13,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:49:13,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:49:13,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:49:13,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:49:13,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:49:13,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:49:13,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:49:13,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:49:13,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:49:13,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:49:13,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:49:13,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:49:13,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:49:13,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:49:13,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:49:13,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:49:13,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:49:13,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:49:13,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:49:13,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:49:13,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:49:13,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:49:13,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:49:13,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:49:13,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:49:13,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:49:13,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:49:13,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:49:13,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:49:13,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-02-20 16:49:13,831 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:49:13,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:49:13,833 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:49:13,833 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:49:13,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:49:13,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:49:13,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:49:13,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:49:13,835 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:49:13,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:49:13,836 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:49:13,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 16:49:13,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 16:49:13,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 16:49:13,838 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:49:13,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:49:13,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:49:13,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:49:13,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:49:13,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:49:13,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:49:13,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:49:13,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:49:13,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:49:13,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:49:13,840 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 16:49:13,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 16:49:13,840 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:49:13,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:49:13,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:49:13,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 16:49:13,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c [2022-02-20 16:49:14,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:49:14,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:49:14,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:49:14,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:49:14,150 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:49:14,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-02-20 16:49:14,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4690769cf/905aeef55eb04b5e88bce60ec7e69fd3/FLAGc08760cec [2022-02-20 16:49:14,573 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:49:14,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-02-20 16:49:14,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4690769cf/905aeef55eb04b5e88bce60ec7e69fd3/FLAGc08760cec [2022-02-20 16:49:14,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4690769cf/905aeef55eb04b5e88bce60ec7e69fd3 [2022-02-20 16:49:14,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:49:14,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:49:14,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:49:14,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:49:14,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:49:14,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:49:14" (1/1) ... [2022-02-20 16:49:14,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a87a638 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:14, skipping insertion in model container [2022-02-20 16:49:14,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:49:14" (1/1) ... [2022-02-20 16:49:14,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:49:15,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:49:15,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-02-20 16:49:15,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:49:15,266 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:49:15,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-02-20 16:49:15,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:49:15,365 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:49:15,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15 WrapperNode [2022-02-20 16:49:15,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:49:15,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:49:15,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:49:15,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:49:15,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,424 INFO L137 Inliner]: procedures = 128, calls = 83, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 284 [2022-02-20 16:49:15,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:49:15,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:49:15,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:49:15,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:49:15,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:49:15,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:49:15,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:49:15,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:49:15,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (1/1) ... [2022-02-20 16:49:15,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:49:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:49:15,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:49:15,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:49:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-02-20 16:49:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure merge_single_node [2022-02-20 16:49:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_single_node [2022-02-20 16:49:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2022-02-20 16:49:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2022-02-20 16:49:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 16:49:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:49:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:49:15,731 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:49:15,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:49:16,283 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:49:16,288 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:49:16,288 INFO L299 CfgBuilder]: Removed 33 assume(true) statements. [2022-02-20 16:49:16,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:49:16 BoogieIcfgContainer [2022-02-20 16:49:16,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:49:16,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:49:16,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:49:16,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:49:16,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:49:14" (1/3) ... [2022-02-20 16:49:16,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f98386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:49:16, skipping insertion in model container [2022-02-20 16:49:16,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:49:15" (2/3) ... [2022-02-20 16:49:16,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f98386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:49:16, skipping insertion in model container [2022-02-20 16:49:16,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:49:16" (3/3) ... [2022-02-20 16:49:16,295 INFO L111 eAbstractionObserver]: Analyzing ICFG merge_sort-2.i [2022-02-20 16:49:16,299 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:49:16,299 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:49:16,329 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:49:16,333 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 16:49:16,334 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:49:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 76 states have (on average 1.8157894736842106) internal successors, (138), 92 states have internal predecessors, (138), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 16:49:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-20 16:49:16,352 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:49:16,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:49:16,352 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:49:16,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:49:16,357 INFO L85 PathProgramCache]: Analyzing trace with hash 2116504326, now seen corresponding path program 1 times [2022-02-20 16:49:16,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 16:49:16,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301290555] [2022-02-20 16:49:16,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:49:16,366 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 16:49:16,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 16:49:16,372 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 16:49:16,381 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 16:49:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:16,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2022-02-20 16:49:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:16,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:49:16,490 INFO L290 TraceCheckUtils]: 0: Hoare triple {98#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(15bv32, 2bv32); {98#true} is VALID [2022-02-20 16:49:16,490 INFO L290 TraceCheckUtils]: 1: Hoare triple {98#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0bv32, 0bv32; {98#true} is VALID [2022-02-20 16:49:16,491 INFO L290 TraceCheckUtils]: 2: Hoare triple {98#true} assume !true; {99#false} is VALID [2022-02-20 16:49:16,491 INFO L290 TraceCheckUtils]: 3: Hoare triple {99#false} assume !(main_~data~0#1.base == 0bv32 && main_~data~0#1.offset == 0bv32);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {99#false} is VALID [2022-02-20 16:49:16,491 INFO L290 TraceCheckUtils]: 4: Hoare triple {99#false} assume inspect_before_~shape#1.base == 0bv32 && inspect_before_~shape#1.offset == 0bv32; {99#false} is VALID [2022-02-20 16:49:16,491 INFO L272 TraceCheckUtils]: 5: Hoare triple {99#false} call fail(); {99#false} is VALID [2022-02-20 16:49:16,492 INFO L290 TraceCheckUtils]: 6: Hoare triple {99#false} assume !false; {99#false} is VALID [2022-02-20 16:49:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:49:16,493 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 16:49:16,493 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 16:49:16,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301290555] [2022-02-20 16:49:16,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301290555] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:49:16,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:49:16,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 16:49:16,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222952275] [2022-02-20 16:49:16,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:49:16,499 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-20 16:49:16,500 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:49:16,502 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:16,509 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:49:16,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 16:49:16,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 16:49:16,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 16:49:16,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:49:16,526 INFO L87 Difference]: Start difference. First operand has 95 states, 76 states have (on average 1.8157894736842106) internal successors, (138), 92 states have internal predecessors, (138), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:16,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:16,859 INFO L93 Difference]: Finished difference Result 186 states and 333 transitions. [2022-02-20 16:49:16,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 16:49:16,859 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-20 16:49:16,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:49:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 333 transitions. [2022-02-20 16:49:16,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 333 transitions. [2022-02-20 16:49:16,893 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 333 transitions. [2022-02-20 16:49:17,189 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 333 edges. 333 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:49:17,196 INFO L225 Difference]: With dead ends: 186 [2022-02-20 16:49:17,211 INFO L226 Difference]: Without dead ends: 86 [2022-02-20 16:49:17,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:49:17,216 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:49:17,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:49:17,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2022-02-20 16:49:17,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2022-02-20 16:49:17,238 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:49:17,239 INFO L82 GeneralOperation]: Start isEquivalent. First operand 86 states. Second operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:49:17,240 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:49:17,240 INFO L87 Difference]: Start difference. First operand 86 states. Second operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:49:17,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:17,245 INFO L93 Difference]: Finished difference Result 86 states and 109 transitions. [2022-02-20 16:49:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-02-20 16:49:17,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:49:17,246 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:49:17,246 INFO L74 IsIncluded]: Start isIncluded. First operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 86 states. [2022-02-20 16:49:17,247 INFO L87 Difference]: Start difference. First operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Second operand 86 states. [2022-02-20 16:49:17,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:17,250 INFO L93 Difference]: Finished difference Result 86 states and 109 transitions. [2022-02-20 16:49:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-02-20 16:49:17,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:49:17,251 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:49:17,252 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:49:17,252 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:49:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 83 states have internal predecessors, (92), 15 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 16:49:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 109 transitions. [2022-02-20 16:49:17,257 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 109 transitions. Word has length 7 [2022-02-20 16:49:17,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:49:17,257 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 109 transitions. [2022-02-20 16:49:17,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-02-20 16:49:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-20 16:49:17,258 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:49:17,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:49:17,270 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 16:49:17,465 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 16:49:17,465 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:49:17,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:49:17,466 INFO L85 PathProgramCache]: Analyzing trace with hash 2099880948, now seen corresponding path program 1 times [2022-02-20 16:49:17,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 16:49:17,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1902799672] [2022-02-20 16:49:17,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:49:17,467 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 16:49:17,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 16:49:17,476 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 16:49:17,478 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 16:49:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:17,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 16:49:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:17,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:49:17,591 INFO L290 TraceCheckUtils]: 0: Hoare triple {646#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(15bv32, 2bv32); {646#true} is VALID [2022-02-20 16:49:17,592 INFO L290 TraceCheckUtils]: 1: Hoare triple {646#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc38#1.base, main_#t~malloc38#1.offset, main_#t~nondet39#1, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_~node~1#1.base, main_~node~1#1.offset, main_~item~0#1.base, main_~item~0#1.offset, main_#t~nondet37#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_~snext~0#1.base, main_~snext~0#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~node~2#1.base, main_~node~2#1.offset;main_~data~0#1.base, main_~data~0#1.offset := 0bv32, 0bv32; {654#(and (= |ULTIMATE.start_main_~data~0#1.offset| (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_main_~data~0#1.base|))} is VALID [2022-02-20 16:49:17,592 INFO L290 TraceCheckUtils]: 2: Hoare triple {654#(and (= |ULTIMATE.start_main_~data~0#1.offset| (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_main_~data~0#1.base|))} assume !(0bv32 != main_#t~nondet37#1);havoc main_#t~nondet37#1; {654#(and (= |ULTIMATE.start_main_~data~0#1.offset| (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_main_~data~0#1.base|))} is VALID [2022-02-20 16:49:17,593 INFO L290 TraceCheckUtils]: 3: Hoare triple {654#(and (= |ULTIMATE.start_main_~data~0#1.offset| (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_main_~data~0#1.base|))} assume !(main_~data~0#1.base == 0bv32 && main_~data~0#1.offset == 0bv32);assume { :begin_inline_inspect_before } true;inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset := main_~data~0#1.base, main_~data~0#1.offset;havoc inspect_before_#t~mem22#1.base, inspect_before_#t~mem22#1.offset, inspect_before_#t~mem23#1.base, inspect_before_#t~mem23#1.offset, inspect_before_#t~mem24#1.base, inspect_before_#t~mem24#1.offset, inspect_before_#t~mem25#1.base, inspect_before_#t~mem25#1.offset, inspect_before_#t~mem21#1.base, inspect_before_#t~mem21#1.offset, inspect_before_#t~mem26#1.base, inspect_before_#t~mem26#1.offset, inspect_before_#t~mem27#1.base, inspect_before_#t~mem27#1.offset, inspect_before_#t~mem28#1.base, inspect_before_#t~mem28#1.offset, inspect_before_#t~mem29#1.base, inspect_before_#t~mem29#1.offset, inspect_before_#t~mem30#1.base, inspect_before_#t~mem30#1.offset, inspect_before_~shape#1.base, inspect_before_~shape#1.offset;inspect_before_~shape#1.base, inspect_before_~shape#1.offset := inspect_before_#in~shape#1.base, inspect_before_#in~shape#1.offset; {647#false} is VALID [2022-02-20 16:49:17,593 INFO L290 TraceCheckUtils]: 4: Hoare triple {647#false} assume inspect_before_~shape#1.base == 0bv32 && inspect_before_~shape#1.offset == 0bv32; {647#false} is VALID [2022-02-20 16:49:17,593 INFO L272 TraceCheckUtils]: 5: Hoare triple {647#false} call fail(); {647#false} is VALID [2022-02-20 16:49:17,593 INFO L290 TraceCheckUtils]: 6: Hoare triple {647#false} assume !false; {647#false} is VALID [2022-02-20 16:49:17,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:49:17,594 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 16:49:17,594 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 16:49:17,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1902799672] [2022-02-20 16:49:17,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1902799672] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:49:17,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:49:17,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 16:49:17,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313717060] [2022-02-20 16:49:17,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:49:17,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-20 16:49:17,611 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:49:17,611 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:17,617 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:49:17,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 16:49:17,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 16:49:17,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 16:49:17,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:49:17,619 INFO L87 Difference]: Start difference. First operand 86 states and 109 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)