./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-properties/alternating_list-1.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-properties/alternating_list-1.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 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:48:32,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:48:32,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:48:32,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:48:32,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:48:32,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:48:32,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:48:32,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:48:32,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:48:32,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:48:32,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:48:32,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:48:32,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:48:32,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:48:32,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:48:32,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:48:32,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:48:32,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:48:32,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:48:32,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:48:32,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:48:32,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:48:32,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:48:32,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:48:32,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:48:32,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:48:32,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:48:32,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:48:32,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:48:32,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:48:32,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:48:32,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:48:32,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:48:32,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:48:32,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:48:32,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:48:32,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:48:32,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:48:32,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:48:32,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:48:32,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:48:32,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:48:32,163 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:48:32,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:48:32,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:48:32,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:48:32,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:48:32,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:48:32,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:48:32,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:48:32,166 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:48:32,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:48:32,166 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:48:32,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:48:32,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:48:32,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:48:32,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:48:32,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:48:32,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:48:32,168 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:48:32,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:48:32,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:48:32,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:48:32,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:48:32,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:48:32,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:48:32,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:48:32,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:48:32,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:48:32,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:48:32,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:48:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:48:32,170 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:48:32,170 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:48:32,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:48:32,171 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 [2022-02-20 16:48:32,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:48:32,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:48:32,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:48:32,416 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:48:32,417 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:48:32,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/alternating_list-1.i [2022-02-20 16:48:32,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4754be947/ecf4060310c844cab4770bf252a98e00/FLAG7cdf3a8ff [2022-02-20 16:48:32,891 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:48:32,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/alternating_list-1.i [2022-02-20 16:48:32,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4754be947/ecf4060310c844cab4770bf252a98e00/FLAG7cdf3a8ff [2022-02-20 16:48:32,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4754be947/ecf4060310c844cab4770bf252a98e00 [2022-02-20 16:48:32,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:48:32,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:48:32,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:48:32,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:48:32,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:48:32,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:48:32" (1/1) ... [2022-02-20 16:48:32,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209fddd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:32, skipping insertion in model container [2022-02-20 16:48:32,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:48:32" (1/1) ... [2022-02-20 16:48:32,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:48:32,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:48:33,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/alternating_list-1.i[23574,23587] [2022-02-20 16:48:33,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:48:33,282 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:48:33,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/alternating_list-1.i[23574,23587] [2022-02-20 16:48:33,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:48:33,350 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:48:33,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33 WrapperNode [2022-02-20 16:48:33,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:48:33,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:48:33,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:48:33,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:48:33,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,412 INFO L137 Inliner]: procedures = 124, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-02-20 16:48:33,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:48:33,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:48:33,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:48:33,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:48:33,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:48:33,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:48:33,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:48:33,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:48:33,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (1/1) ... [2022-02-20 16:48:33,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:48:33,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:33,492 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 16:48:33,512 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 16:48:33,532 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2022-02-20 16:48:33,532 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2022-02-20 16:48:33,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 16:48:33,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 16:48:33,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 16:48:33,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:48:33,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 16:48:33,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 16:48:33,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:48:33,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:48:33,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:48:33,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:48:33,609 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:48:33,611 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:48:33,632 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2022-02-20 16:48:33,759 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:48:33,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:48:33,764 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-20 16:48:33,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:48:33 BoogieIcfgContainer [2022-02-20 16:48:33,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:48:33,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:48:33,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:48:33,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:48:33,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:48:32" (1/3) ... [2022-02-20 16:48:33,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f21a444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:48:33, skipping insertion in model container [2022-02-20 16:48:33,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:48:33" (2/3) ... [2022-02-20 16:48:33,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f21a444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:48:33, skipping insertion in model container [2022-02-20 16:48:33,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:48:33" (3/3) ... [2022-02-20 16:48:33,772 INFO L111 eAbstractionObserver]: Analyzing ICFG alternating_list-1.i [2022-02-20 16:48:33,776 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:48:33,776 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 16:48:33,808 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 16:48:33,813 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 16:48:33,816 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 16:48:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 26 states have (on average 1.5) internal successors, (39), 28 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:33,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 16:48:33,843 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:33,843 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:33,850 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:33,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:33,854 INFO L85 PathProgramCache]: Analyzing trace with hash 930969484, now seen corresponding path program 1 times [2022-02-20 16:48:33,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:33,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049117649] [2022-02-20 16:48:33,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:33,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:34,070 INFO L290 TraceCheckUtils]: 0: Hoare triple {33#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(21, 2); {33#true} is VALID [2022-02-20 16:48:34,071 INFO L290 TraceCheckUtils]: 1: Hoare triple {33#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {33#true} is VALID [2022-02-20 16:48:34,071 INFO L290 TraceCheckUtils]: 2: Hoare triple {33#true} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {33#true} is VALID [2022-02-20 16:48:34,071 INFO L290 TraceCheckUtils]: 3: Hoare triple {33#true} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {33#true} is VALID [2022-02-20 16:48:34,072 INFO L290 TraceCheckUtils]: 4: Hoare triple {33#true} assume !true; {34#false} is VALID [2022-02-20 16:48:34,072 INFO L290 TraceCheckUtils]: 5: Hoare triple {34#false} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {34#false} is VALID [2022-02-20 16:48:34,073 INFO L290 TraceCheckUtils]: 6: Hoare triple {34#false} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {34#false} is VALID [2022-02-20 16:48:34,073 INFO L290 TraceCheckUtils]: 7: Hoare triple {34#false} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {34#false} is VALID [2022-02-20 16:48:34,074 INFO L290 TraceCheckUtils]: 8: Hoare triple {34#false} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {34#false} is VALID [2022-02-20 16:48:34,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {34#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {34#false} is VALID [2022-02-20 16:48:34,075 INFO L290 TraceCheckUtils]: 10: Hoare triple {34#false} assume !false; {34#false} is VALID [2022-02-20 16:48:34,076 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 16:48:34,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:34,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049117649] [2022-02-20 16:48:34,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049117649] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:34,079 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:34,079 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 16:48:34,081 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696002033] [2022-02-20 16:48:34,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:34,086 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:48:34,087 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:34,090 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,120 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 16:48:34,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:34,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 16:48:34,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 16:48:34,138 INFO L87 Difference]: Start difference. First operand has 30 states, 26 states have (on average 1.5) internal successors, (39), 28 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,187 INFO L93 Difference]: Finished difference Result 46 states and 63 transitions. [2022-02-20 16:48:34,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 16:48:34,188 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-02-20 16:48:34,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 63 transitions. [2022-02-20 16:48:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 63 transitions. [2022-02-20 16:48:34,211 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 63 transitions. [2022-02-20 16:48:34,281 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,288 INFO L225 Difference]: With dead ends: 46 [2022-02-20 16:48:34,288 INFO L226 Difference]: Without dead ends: 19 [2022-02-20 16:48:34,290 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 16:48:34,293 INFO L933 BasicCegarLoop]: 37 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, 37 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 16:48:34,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:34,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-02-20 16:48:34,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-02-20 16:48:34,314 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:34,315 INFO L82 GeneralOperation]: Start isEquivalent. First operand 19 states. Second operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,315 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,316 INFO L87 Difference]: Start difference. First operand 19 states. Second operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,318 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2022-02-20 16:48:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-02-20 16:48:34,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,319 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,319 INFO L74 IsIncluded]: Start isIncluded. First operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 19 states. [2022-02-20 16:48:34,319 INFO L87 Difference]: Start difference. First operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 19 states. [2022-02-20 16:48:34,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,321 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2022-02-20 16:48:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-02-20 16:48:34,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,322 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,322 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:34,322 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-02-20 16:48:34,325 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 11 [2022-02-20 16:48:34,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:34,325 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-02-20 16:48:34,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-02-20 16:48:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-02-20 16:48:34,326 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:34,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:34,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 16:48:34,327 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:34,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:34,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1797355599, now seen corresponding path program 1 times [2022-02-20 16:48:34,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:34,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956422751] [2022-02-20 16:48:34,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:34,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:34,381 INFO L290 TraceCheckUtils]: 0: Hoare triple {156#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(21, 2); {156#true} is VALID [2022-02-20 16:48:34,381 INFO L290 TraceCheckUtils]: 1: Hoare triple {156#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {156#true} is VALID [2022-02-20 16:48:34,382 INFO L290 TraceCheckUtils]: 2: Hoare triple {156#true} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {156#true} is VALID [2022-02-20 16:48:34,382 INFO L290 TraceCheckUtils]: 3: Hoare triple {156#true} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {156#true} is VALID [2022-02-20 16:48:34,382 INFO L290 TraceCheckUtils]: 4: Hoare triple {156#true} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {156#true} is VALID [2022-02-20 16:48:34,383 INFO L290 TraceCheckUtils]: 5: Hoare triple {156#true} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {156#true} is VALID [2022-02-20 16:48:34,383 INFO L290 TraceCheckUtils]: 6: Hoare triple {156#true} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} is VALID [2022-02-20 16:48:34,384 INFO L290 TraceCheckUtils]: 7: Hoare triple {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} is VALID [2022-02-20 16:48:34,385 INFO L290 TraceCheckUtils]: 8: Hoare triple {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} is VALID [2022-02-20 16:48:34,385 INFO L290 TraceCheckUtils]: 9: Hoare triple {158#(= |ULTIMATE.start_main_~flag~0#1| 1)} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {157#false} is VALID [2022-02-20 16:48:34,386 INFO L290 TraceCheckUtils]: 10: Hoare triple {157#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {157#false} is VALID [2022-02-20 16:48:34,389 INFO L290 TraceCheckUtils]: 11: Hoare triple {157#false} assume !false; {157#false} is VALID [2022-02-20 16:48:34,389 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 16:48:34,389 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:34,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956422751] [2022-02-20 16:48:34,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956422751] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:34,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:34,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 16:48:34,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45090707] [2022-02-20 16:48:34,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:34,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-02-20 16:48:34,392 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:34,393 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,408 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 16:48:34,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:34,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 16:48:34,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:48:34,410 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,474 INFO L93 Difference]: Finished difference Result 47 states and 57 transitions. [2022-02-20 16:48:34,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 16:48:34,475 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-02-20 16:48:34,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 57 transitions. [2022-02-20 16:48:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 57 transitions. [2022-02-20 16:48:34,482 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 57 transitions. [2022-02-20 16:48:34,532 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,536 INFO L225 Difference]: With dead ends: 47 [2022-02-20 16:48:34,537 INFO L226 Difference]: Without dead ends: 32 [2022-02-20 16:48:34,540 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 16:48:34,543 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 12 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:34,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 39 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:34,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-02-20 16:48:34,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2022-02-20 16:48:34,551 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:34,552 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,553 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,555 INFO L87 Difference]: Start difference. First operand 32 states. Second operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,558 INFO L93 Difference]: Finished difference Result 32 states and 36 transitions. [2022-02-20 16:48:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-02-20 16:48:34,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,559 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,560 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 32 states. [2022-02-20 16:48:34,561 INFO L87 Difference]: Start difference. First operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 32 states. [2022-02-20 16:48:34,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,563 INFO L93 Difference]: Finished difference Result 32 states and 36 transitions. [2022-02-20 16:48:34,563 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2022-02-20 16:48:34,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,564 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,564 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:34,565 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2022-02-20 16:48:34,567 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 12 [2022-02-20 16:48:34,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:34,568 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2022-02-20 16:48:34,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-02-20 16:48:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-02-20 16:48:34,569 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:34,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:34,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 16:48:34,570 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:34,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:34,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1797348655, now seen corresponding path program 1 times [2022-02-20 16:48:34,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:34,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535391918] [2022-02-20 16:48:34,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:34,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:34,709 INFO L290 TraceCheckUtils]: 0: Hoare triple {315#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(21, 2); {315#true} is VALID [2022-02-20 16:48:34,709 INFO L290 TraceCheckUtils]: 1: Hoare triple {315#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {315#true} is VALID [2022-02-20 16:48:34,710 INFO L290 TraceCheckUtils]: 2: Hoare triple {315#true} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {315#true} is VALID [2022-02-20 16:48:34,710 INFO L290 TraceCheckUtils]: 3: Hoare triple {315#true} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:34,711 INFO L290 TraceCheckUtils]: 4: Hoare triple {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:34,712 INFO L290 TraceCheckUtils]: 5: Hoare triple {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:34,712 INFO L290 TraceCheckUtils]: 6: Hoare triple {317#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {318#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} is VALID [2022-02-20 16:48:34,713 INFO L290 TraceCheckUtils]: 7: Hoare triple {318#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {319#(= |ULTIMATE.start_main_#t~mem7#1| 3)} is VALID [2022-02-20 16:48:34,714 INFO L290 TraceCheckUtils]: 8: Hoare triple {319#(= |ULTIMATE.start_main_#t~mem7#1| 3)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {316#false} is VALID [2022-02-20 16:48:34,714 INFO L290 TraceCheckUtils]: 9: Hoare triple {316#false} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {316#false} is VALID [2022-02-20 16:48:34,715 INFO L290 TraceCheckUtils]: 10: Hoare triple {316#false} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {316#false} is VALID [2022-02-20 16:48:34,715 INFO L290 TraceCheckUtils]: 11: Hoare triple {316#false} assume !false; {316#false} is VALID [2022-02-20 16:48:34,716 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 16:48:34,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:34,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535391918] [2022-02-20 16:48:34,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535391918] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:34,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:34,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 16:48:34,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737092700] [2022-02-20 16:48:34,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:34,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-02-20 16:48:34,723 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:34,723 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,737 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 16:48:34,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:34,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 16:48:34,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 16:48:34,739 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,867 INFO L93 Difference]: Finished difference Result 57 states and 65 transitions. [2022-02-20 16:48:34,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 16:48:34,871 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-02-20 16:48:34,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:34,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2022-02-20 16:48:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2022-02-20 16:48:34,875 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 50 transitions. [2022-02-20 16:48:34,918 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:34,919 INFO L225 Difference]: With dead ends: 57 [2022-02-20 16:48:34,919 INFO L226 Difference]: Without dead ends: 42 [2022-02-20 16:48:34,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 16:48:34,921 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 12 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:34,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 56 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:34,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-02-20 16:48:34,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 31. [2022-02-20 16:48:34,925 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:34,925 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,926 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,926 INFO L87 Difference]: Start difference. First operand 42 states. Second operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,928 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2022-02-20 16:48:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-02-20 16:48:34,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,929 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,929 INFO L74 IsIncluded]: Start isIncluded. First operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 42 states. [2022-02-20 16:48:34,930 INFO L87 Difference]: Start difference. First operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 42 states. [2022-02-20 16:48:34,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:34,931 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2022-02-20 16:48:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-02-20 16:48:34,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:34,932 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:34,932 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:34,932 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2022-02-20 16:48:34,934 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 36 transitions. Word has length 12 [2022-02-20 16:48:34,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:34,934 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 36 transitions. [2022-02-20 16:48:34,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-02-20 16:48:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-02-20 16:48:34,935 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:34,935 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:34,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 16:48:34,936 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:34,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:34,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1890563654, now seen corresponding path program 1 times [2022-02-20 16:48:34,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:34,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145901499] [2022-02-20 16:48:34,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:34,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,142 INFO L290 TraceCheckUtils]: 0: Hoare triple {516#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(21, 2); {516#true} is VALID [2022-02-20 16:48:35,143 INFO L290 TraceCheckUtils]: 1: Hoare triple {516#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {518#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} is VALID [2022-02-20 16:48:35,144 INFO L290 TraceCheckUtils]: 2: Hoare triple {518#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {518#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} is VALID [2022-02-20 16:48:35,145 INFO L290 TraceCheckUtils]: 3: Hoare triple {518#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:35,147 INFO L290 TraceCheckUtils]: 4: Hoare triple {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:35,148 INFO L290 TraceCheckUtils]: 5: Hoare triple {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:35,149 INFO L290 TraceCheckUtils]: 6: Hoare triple {519#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {520#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:48:35,150 INFO L290 TraceCheckUtils]: 7: Hoare triple {520#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {521#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:35,150 INFO L290 TraceCheckUtils]: 8: Hoare triple {521#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {521#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:35,152 INFO L290 TraceCheckUtils]: 9: Hoare triple {521#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,152 INFO L290 TraceCheckUtils]: 10: Hoare triple {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,153 INFO L290 TraceCheckUtils]: 11: Hoare triple {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,154 INFO L290 TraceCheckUtils]: 12: Hoare triple {522#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:35,154 INFO L290 TraceCheckUtils]: 13: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:35,155 INFO L290 TraceCheckUtils]: 14: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:35,159 INFO L290 TraceCheckUtils]: 15: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} is VALID [2022-02-20 16:48:35,159 INFO L290 TraceCheckUtils]: 16: Hoare triple {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {517#false} is VALID [2022-02-20 16:48:35,159 INFO L290 TraceCheckUtils]: 17: Hoare triple {517#false} assume !false; {517#false} is VALID [2022-02-20 16:48:35,160 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 16:48:35,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:35,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145901499] [2022-02-20 16:48:35,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145901499] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:35,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437249250] [2022-02-20 16:48:35,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:35,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:35,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:35,167 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 16:48:35,174 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 16:48:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 31 conjunts are in the unsatisfiable core [2022-02-20 16:48:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:35,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:35,362 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 16:48:35,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:48:35,596 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:48:35,599 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 16:48:35,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:35,714 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 21 treesize of output 20 [2022-02-20 16:48:35,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:48:35,890 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 16:48:35,894 INFO L290 TraceCheckUtils]: 0: Hoare triple {516#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(21, 2); {516#true} is VALID [2022-02-20 16:48:35,896 INFO L290 TraceCheckUtils]: 1: Hoare triple {516#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {531#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,897 INFO L290 TraceCheckUtils]: 2: Hoare triple {531#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {531#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,897 INFO L290 TraceCheckUtils]: 3: Hoare triple {531#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,898 INFO L290 TraceCheckUtils]: 4: Hoare triple {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,899 INFO L290 TraceCheckUtils]: 5: Hoare triple {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,900 INFO L290 TraceCheckUtils]: 6: Hoare triple {538#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {548#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:35,901 INFO L290 TraceCheckUtils]: 7: Hoare triple {548#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {552#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:35,902 INFO L290 TraceCheckUtils]: 8: Hoare triple {552#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {552#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:35,903 INFO L290 TraceCheckUtils]: 9: Hoare triple {552#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,903 INFO L290 TraceCheckUtils]: 10: Hoare triple {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,904 INFO L290 TraceCheckUtils]: 11: Hoare triple {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:35,905 INFO L290 TraceCheckUtils]: 12: Hoare triple {559#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:35,906 INFO L290 TraceCheckUtils]: 13: Hoare triple {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:35,906 INFO L290 TraceCheckUtils]: 14: Hoare triple {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:35,907 INFO L290 TraceCheckUtils]: 15: Hoare triple {569#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} is VALID [2022-02-20 16:48:35,908 INFO L290 TraceCheckUtils]: 16: Hoare triple {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {517#false} is VALID [2022-02-20 16:48:35,908 INFO L290 TraceCheckUtils]: 17: Hoare triple {517#false} assume !false; {517#false} is VALID [2022-02-20 16:48:35,909 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 16:48:35,909 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:35,944 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) is different from false [2022-02-20 16:48:36,026 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_76) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) is different from false [2022-02-20 16:48:36,273 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 16:48:36,273 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 23 treesize of output 29 [2022-02-20 16:48:36,292 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:36,293 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 30 treesize of output 33 [2022-02-20 16:48:36,303 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 9 treesize of output 7 [2022-02-20 16:48:36,528 INFO L290 TraceCheckUtils]: 17: Hoare triple {517#false} assume !false; {517#false} is VALID [2022-02-20 16:48:36,528 INFO L290 TraceCheckUtils]: 16: Hoare triple {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {517#false} is VALID [2022-02-20 16:48:36,529 INFO L290 TraceCheckUtils]: 15: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {524#(= |ULTIMATE.start_main_#t~mem8#1| 1)} is VALID [2022-02-20 16:48:36,529 INFO L290 TraceCheckUtils]: 14: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:36,530 INFO L290 TraceCheckUtils]: 13: Hoare triple {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:36,531 INFO L290 TraceCheckUtils]: 12: Hoare triple {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {523#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:48:36,531 INFO L290 TraceCheckUtils]: 11: Hoare triple {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:36,532 INFO L290 TraceCheckUtils]: 10: Hoare triple {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:36,534 INFO L290 TraceCheckUtils]: 9: Hoare triple {610#(forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |ULTIMATE.start_main_~t~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {600#(forall ((v_ArrVal_76 (Array Int Int))) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:36,535 INFO L290 TraceCheckUtils]: 8: Hoare triple {610#(forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |ULTIMATE.start_main_~t~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {610#(forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |ULTIMATE.start_main_~t~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:48:36,538 WARN L290 TraceCheckUtils]: 7: Hoare triple {617#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |v_ULTIMATE.start_main_~t~0#1.base_7| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {610#(forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |ULTIMATE.start_main_~t~0#1.base| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is UNKNOWN [2022-02-20 16:48:36,539 INFO L290 TraceCheckUtils]: 6: Hoare triple {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {617#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (forall ((v_ArrVal_76 (Array Int Int)) (v_ArrVal_75 Int)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_75)) |v_ULTIMATE.start_main_~t~0#1.base_7| v_ArrVal_76) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} is VALID [2022-02-20 16:48:36,539 INFO L290 TraceCheckUtils]: 5: Hoare triple {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} is VALID [2022-02-20 16:48:36,540 INFO L290 TraceCheckUtils]: 4: Hoare triple {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} is VALID [2022-02-20 16:48:36,541 INFO L290 TraceCheckUtils]: 3: Hoare triple {631#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {621#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_7| Int)) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |v_ULTIMATE.start_main_~t~0#1.base_7|))) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_7|) 0))))} is VALID [2022-02-20 16:48:36,544 INFO L290 TraceCheckUtils]: 2: Hoare triple {631#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {631#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} is VALID [2022-02-20 16:48:36,545 INFO L290 TraceCheckUtils]: 1: Hoare triple {516#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {631#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} is VALID [2022-02-20 16:48:36,545 INFO L290 TraceCheckUtils]: 0: Hoare triple {516#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(21, 2); {516#true} is VALID [2022-02-20 16:48:36,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-02-20 16:48:36,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1437249250] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:36,546 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:36,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2022-02-20 16:48:36,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814594035] [2022-02-20 16:48:36,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:36,547 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-02-20 16:48:36,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:36,548 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:36,598 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 43 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:36,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-20 16:48:36,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:36,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-20 16:48:36,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=250, Unknown=2, NotChecked=66, Total=380 [2022-02-20 16:48:36,600 INFO L87 Difference]: Start difference. First operand 31 states and 36 transitions. Second operand has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:41,217 INFO L93 Difference]: Finished difference Result 62 states and 72 transitions. [2022-02-20 16:48:41,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 16:48:41,217 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-02-20 16:48:41,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 59 transitions. [2022-02-20 16:48:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 59 transitions. [2022-02-20 16:48:41,220 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 59 transitions. [2022-02-20 16:48:41,277 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 58 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:41,279 INFO L225 Difference]: With dead ends: 62 [2022-02-20 16:48:41,279 INFO L226 Difference]: Without dead ends: 60 [2022-02-20 16:48:41,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=171, Invalid=700, Unknown=7, NotChecked=114, Total=992 [2022-02-20 16:48:41,280 INFO L933 BasicCegarLoop]: 13 mSDtfsCounter, 25 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 82 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:41,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 95 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 114 Invalid, 0 Unknown, 82 Unchecked, 0.2s Time] [2022-02-20 16:48:41,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-02-20 16:48:41,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 53. [2022-02-20 16:48:41,285 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:41,285 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,285 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,286 INFO L87 Difference]: Start difference. First operand 60 states. Second operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:41,291 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2022-02-20 16:48:41,291 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-02-20 16:48:41,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:41,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:41,293 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 60 states. [2022-02-20 16:48:41,293 INFO L87 Difference]: Start difference. First operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 60 states. [2022-02-20 16:48:41,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:41,297 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2022-02-20 16:48:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-02-20 16:48:41,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:41,301 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:41,301 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:41,302 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 62 transitions. [2022-02-20 16:48:41,303 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 62 transitions. Word has length 18 [2022-02-20 16:48:41,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:41,304 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 62 transitions. [2022-02-20 16:48:41,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2022-02-20 16:48:41,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 16:48:41,305 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:41,305 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] [2022-02-20 16:48:41,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-02-20 16:48:41,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:41,522 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:41,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:41,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1672328945, now seen corresponding path program 1 times [2022-02-20 16:48:41,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:41,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238171791] [2022-02-20 16:48:41,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:41,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:41,765 INFO L290 TraceCheckUtils]: 0: Hoare triple {922#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(21, 2); {922#true} is VALID [2022-02-20 16:48:41,766 INFO L290 TraceCheckUtils]: 1: Hoare triple {922#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {924#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:41,766 INFO L290 TraceCheckUtils]: 2: Hoare triple {924#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {924#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:41,767 INFO L290 TraceCheckUtils]: 3: Hoare triple {924#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:41,768 INFO L290 TraceCheckUtils]: 4: Hoare triple {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:41,768 INFO L290 TraceCheckUtils]: 5: Hoare triple {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:41,769 INFO L290 TraceCheckUtils]: 6: Hoare triple {925#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {926#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:48:41,770 INFO L290 TraceCheckUtils]: 7: Hoare triple {926#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {927#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:41,770 INFO L290 TraceCheckUtils]: 8: Hoare triple {927#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {927#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:41,771 INFO L290 TraceCheckUtils]: 9: Hoare triple {927#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:41,772 INFO L290 TraceCheckUtils]: 10: Hoare triple {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:41,773 INFO L290 TraceCheckUtils]: 11: Hoare triple {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:41,774 INFO L290 TraceCheckUtils]: 12: Hoare triple {928#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:41,774 INFO L290 TraceCheckUtils]: 13: Hoare triple {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:41,778 INFO L290 TraceCheckUtils]: 14: Hoare triple {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:41,778 INFO L290 TraceCheckUtils]: 15: Hoare triple {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:41,779 INFO L290 TraceCheckUtils]: 16: Hoare triple {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:41,780 INFO L290 TraceCheckUtils]: 17: Hoare triple {929#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} is VALID [2022-02-20 16:48:41,780 INFO L290 TraceCheckUtils]: 18: Hoare triple {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} is VALID [2022-02-20 16:48:41,781 INFO L290 TraceCheckUtils]: 19: Hoare triple {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {923#false} is VALID [2022-02-20 16:48:41,781 INFO L290 TraceCheckUtils]: 20: Hoare triple {923#false} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {923#false} is VALID [2022-02-20 16:48:41,781 INFO L290 TraceCheckUtils]: 21: Hoare triple {923#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {923#false} is VALID [2022-02-20 16:48:41,782 INFO L290 TraceCheckUtils]: 22: Hoare triple {923#false} assume !false; {923#false} is VALID [2022-02-20 16:48:41,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:41,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:41,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238171791] [2022-02-20 16:48:41,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238171791] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:41,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1673109453] [2022-02-20 16:48:41,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:41,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:41,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:41,788 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 16:48:41,789 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 16:48:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:41,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 36 conjunts are in the unsatisfiable core [2022-02-20 16:48:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:41,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:41,889 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 16:48:41,978 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:48:41,979 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 16:48:42,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:48:42,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:48:42,130 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 16:48:42,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 61 [2022-02-20 16:48:42,136 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 29 treesize of output 19 [2022-02-20 16:48:42,140 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 32 treesize of output 34 [2022-02-20 16:48:42,258 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 39 treesize of output 21 [2022-02-20 16:48:42,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-02-20 16:48:42,313 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 16:48:42,320 INFO L290 TraceCheckUtils]: 0: Hoare triple {922#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(21, 2); {922#true} is VALID [2022-02-20 16:48:42,320 INFO L290 TraceCheckUtils]: 1: Hoare triple {922#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {938#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)} is VALID [2022-02-20 16:48:42,321 INFO L290 TraceCheckUtils]: 2: Hoare triple {938#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {938#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)} is VALID [2022-02-20 16:48:42,322 INFO L290 TraceCheckUtils]: 3: Hoare triple {938#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:42,323 INFO L290 TraceCheckUtils]: 4: Hoare triple {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:42,336 INFO L290 TraceCheckUtils]: 5: Hoare triple {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:42,339 INFO L290 TraceCheckUtils]: 6: Hoare triple {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:42,340 INFO L290 TraceCheckUtils]: 7: Hoare triple {945#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,340 INFO L290 TraceCheckUtils]: 8: Hoare triple {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,342 INFO L290 TraceCheckUtils]: 9: Hoare triple {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,342 INFO L290 TraceCheckUtils]: 10: Hoare triple {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,343 INFO L290 TraceCheckUtils]: 11: Hoare triple {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,344 INFO L290 TraceCheckUtils]: 12: Hoare triple {965#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:42,345 INFO L290 TraceCheckUtils]: 13: Hoare triple {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:42,345 INFO L290 TraceCheckUtils]: 14: Hoare triple {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:42,346 INFO L290 TraceCheckUtils]: 15: Hoare triple {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:42,347 INFO L290 TraceCheckUtils]: 16: Hoare triple {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:48:42,348 INFO L290 TraceCheckUtils]: 17: Hoare triple {975#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} is VALID [2022-02-20 16:48:42,348 INFO L290 TraceCheckUtils]: 18: Hoare triple {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} is VALID [2022-02-20 16:48:42,349 INFO L290 TraceCheckUtils]: 19: Hoare triple {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {923#false} is VALID [2022-02-20 16:48:42,349 INFO L290 TraceCheckUtils]: 20: Hoare triple {923#false} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {923#false} is VALID [2022-02-20 16:48:42,349 INFO L290 TraceCheckUtils]: 21: Hoare triple {923#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {923#false} is VALID [2022-02-20 16:48:42,350 INFO L290 TraceCheckUtils]: 22: Hoare triple {923#false} assume !false; {923#false} is VALID [2022-02-20 16:48:42,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:42,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:42,409 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 79 treesize of output 57 [2022-02-20 16:48:42,426 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) |c_ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= |c_ULTIMATE.start_main_~p~0#1.base| (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))))) is different from false [2022-02-20 16:48:42,474 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:42,474 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 1 case distinctions, treesize of input 22 treesize of output 23 [2022-02-20 16:48:42,489 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:42,490 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 38 treesize of output 35 [2022-02-20 16:48:42,493 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 11 treesize of output 7 [2022-02-20 16:48:42,546 INFO L356 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-02-20 16:48:42,546 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 1 case distinctions, treesize of input 22 treesize of output 1 [2022-02-20 16:48:42,724 INFO L290 TraceCheckUtils]: 22: Hoare triple {923#false} assume !false; {923#false} is VALID [2022-02-20 16:48:42,725 INFO L290 TraceCheckUtils]: 21: Hoare triple {923#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {923#false} is VALID [2022-02-20 16:48:42,725 INFO L290 TraceCheckUtils]: 20: Hoare triple {923#false} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {923#false} is VALID [2022-02-20 16:48:42,725 INFO L290 TraceCheckUtils]: 19: Hoare triple {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {923#false} is VALID [2022-02-20 16:48:42,726 INFO L290 TraceCheckUtils]: 18: Hoare triple {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {931#(= |ULTIMATE.start_main_#t~mem7#1| 3)} is VALID [2022-02-20 16:48:42,726 INFO L290 TraceCheckUtils]: 17: Hoare triple {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {930#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)} is VALID [2022-02-20 16:48:42,727 INFO L290 TraceCheckUtils]: 16: Hoare triple {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} is VALID [2022-02-20 16:48:42,727 INFO L290 TraceCheckUtils]: 15: Hoare triple {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} is VALID [2022-02-20 16:48:42,728 INFO L290 TraceCheckUtils]: 14: Hoare triple {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} is VALID [2022-02-20 16:48:42,728 INFO L290 TraceCheckUtils]: 13: Hoare triple {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} is VALID [2022-02-20 16:48:42,729 INFO L290 TraceCheckUtils]: 12: Hoare triple {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {1021#(= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))))} is VALID [2022-02-20 16:48:42,730 INFO L290 TraceCheckUtils]: 11: Hoare triple {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} is VALID [2022-02-20 16:48:42,731 INFO L290 TraceCheckUtils]: 10: Hoare triple {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} is VALID [2022-02-20 16:48:42,733 INFO L290 TraceCheckUtils]: 9: Hoare triple {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1037#(and (forall ((v_ArrVal_126 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_126) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|)) (forall ((v_ArrVal_128 (Array Int Int))) (= (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_128) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)))} is VALID [2022-02-20 16:48:42,733 INFO L290 TraceCheckUtils]: 8: Hoare triple {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,734 INFO L290 TraceCheckUtils]: 7: Hoare triple {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {958#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:42,735 INFO L290 TraceCheckUtils]: 6: Hoare triple {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:48:42,736 INFO L290 TraceCheckUtils]: 5: Hoare triple {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:48:42,738 INFO L290 TraceCheckUtils]: 4: Hoare triple {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:48:42,739 INFO L290 TraceCheckUtils]: 3: Hoare triple {1066#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {1053#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_10| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_10|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |v_ULTIMATE.start_main_~t~0#1.base_10| |ULTIMATE.start_main_~a~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:48:42,740 INFO L290 TraceCheckUtils]: 2: Hoare triple {1066#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {1066#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} is VALID [2022-02-20 16:48:42,740 INFO L290 TraceCheckUtils]: 1: Hoare triple {922#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {1066#(not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0))} is VALID [2022-02-20 16:48:42,741 INFO L290 TraceCheckUtils]: 0: Hoare triple {922#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(21, 2); {922#true} is VALID [2022-02-20 16:48:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-02-20 16:48:42,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1673109453] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:48:42,741 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:48:42,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 19 [2022-02-20 16:48:42,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475526410] [2022-02-20 16:48:42,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:48:42,743 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 16:48:42,743 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:42,743 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:42,800 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:42,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-20 16:48:42,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:42,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-20 16:48:42,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=262, Unknown=1, NotChecked=32, Total=342 [2022-02-20 16:48:42,803 INFO L87 Difference]: Start difference. First operand 53 states and 62 transitions. Second operand has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,399 INFO L93 Difference]: Finished difference Result 75 states and 86 transitions. [2022-02-20 16:48:43,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 16:48:43,399 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-20 16:48:43,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 63 transitions. [2022-02-20 16:48:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 63 transitions. [2022-02-20 16:48:43,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 63 transitions. [2022-02-20 16:48:43,454 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:43,455 INFO L225 Difference]: With dead ends: 75 [2022-02-20 16:48:43,455 INFO L226 Difference]: Without dead ends: 55 [2022-02-20 16:48:43,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=113, Invalid=592, Unknown=1, NotChecked=50, Total=756 [2022-02-20 16:48:43,457 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 31 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 43 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:43,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 147 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 156 Invalid, 0 Unknown, 43 Unchecked, 0.2s Time] [2022-02-20 16:48:43,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-02-20 16:48:43,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2022-02-20 16:48:43,461 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:43,461 INFO L82 GeneralOperation]: Start isEquivalent. First operand 55 states. Second operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,462 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,462 INFO L87 Difference]: Start difference. First operand 55 states. Second operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,463 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2022-02-20 16:48:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-02-20 16:48:43,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:43,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:43,464 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 55 states. [2022-02-20 16:48:43,465 INFO L87 Difference]: Start difference. First operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 55 states. [2022-02-20 16:48:43,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,466 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2022-02-20 16:48:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-02-20 16:48:43,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:43,467 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:43,467 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:43,467 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 61 transitions. [2022-02-20 16:48:43,468 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 61 transitions. Word has length 23 [2022-02-20 16:48:43,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:43,469 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 61 transitions. [2022-02-20 16:48:43,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-02-20 16:48:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 16:48:43,470 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:43,470 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:48:43,489 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 16:48:43,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:43,683 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:43,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:43,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1588811868, now seen corresponding path program 2 times [2022-02-20 16:48:43,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:43,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030579862] [2022-02-20 16:48:43,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:43,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:43,752 INFO L290 TraceCheckUtils]: 0: Hoare triple {1356#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(21, 2); {1356#true} is VALID [2022-02-20 16:48:43,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {1356#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {1356#true} is VALID [2022-02-20 16:48:43,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {1356#true} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {1356#true} is VALID [2022-02-20 16:48:43,753 INFO L290 TraceCheckUtils]: 3: Hoare triple {1356#true} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {1356#true} is VALID [2022-02-20 16:48:43,753 INFO L290 TraceCheckUtils]: 4: Hoare triple {1356#true} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1356#true} is VALID [2022-02-20 16:48:43,753 INFO L290 TraceCheckUtils]: 5: Hoare triple {1356#true} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1356#true} is VALID [2022-02-20 16:48:43,754 INFO L290 TraceCheckUtils]: 6: Hoare triple {1356#true} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,754 INFO L290 TraceCheckUtils]: 7: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,755 INFO L290 TraceCheckUtils]: 8: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,755 INFO L290 TraceCheckUtils]: 9: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,755 INFO L290 TraceCheckUtils]: 10: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,756 INFO L290 TraceCheckUtils]: 11: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} is VALID [2022-02-20 16:48:43,756 INFO L290 TraceCheckUtils]: 12: Hoare triple {1358#(= |ULTIMATE.start_main_~flag~0#1| 0)} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1357#false} is VALID [2022-02-20 16:48:43,756 INFO L290 TraceCheckUtils]: 13: Hoare triple {1357#false} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1357#false} is VALID [2022-02-20 16:48:43,756 INFO L290 TraceCheckUtils]: 14: Hoare triple {1357#false} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1357#false} is VALID [2022-02-20 16:48:43,757 INFO L290 TraceCheckUtils]: 15: Hoare triple {1357#false} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1357#false} is VALID [2022-02-20 16:48:43,757 INFO L290 TraceCheckUtils]: 16: Hoare triple {1357#false} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1357#false} is VALID [2022-02-20 16:48:43,757 INFO L290 TraceCheckUtils]: 17: Hoare triple {1357#false} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1357#false} is VALID [2022-02-20 16:48:43,757 INFO L290 TraceCheckUtils]: 18: Hoare triple {1357#false} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {1357#false} is VALID [2022-02-20 16:48:43,757 INFO L290 TraceCheckUtils]: 19: Hoare triple {1357#false} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 20: Hoare triple {1357#false} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 21: Hoare triple {1357#false} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 22: Hoare triple {1357#false} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 23: Hoare triple {1357#false} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 24: Hoare triple {1357#false} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1357#false} is VALID [2022-02-20 16:48:43,758 INFO L290 TraceCheckUtils]: 25: Hoare triple {1357#false} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1357#false} is VALID [2022-02-20 16:48:43,759 INFO L290 TraceCheckUtils]: 26: Hoare triple {1357#false} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1357#false} is VALID [2022-02-20 16:48:43,759 INFO L290 TraceCheckUtils]: 27: Hoare triple {1357#false} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {1357#false} is VALID [2022-02-20 16:48:43,759 INFO L290 TraceCheckUtils]: 28: Hoare triple {1357#false} assume !false; {1357#false} is VALID [2022-02-20 16:48:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 16:48:43,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:43,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030579862] [2022-02-20 16:48:43,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030579862] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 16:48:43,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 16:48:43,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 16:48:43,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509657275] [2022-02-20 16:48:43,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 16:48:43,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 16:48:43,761 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:48:43,761 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,780 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 16:48:43,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 16:48:43,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:48:43,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 16:48:43,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 16:48:43,781 INFO L87 Difference]: Start difference. First operand 53 states and 61 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,823 INFO L93 Difference]: Finished difference Result 86 states and 98 transitions. [2022-02-20 16:48:43,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 16:48:43,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 16:48:43,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:48:43,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 55 transitions. [2022-02-20 16:48:43,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 55 transitions. [2022-02-20 16:48:43,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 55 transitions. [2022-02-20 16:48:43,862 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:48:43,863 INFO L225 Difference]: With dead ends: 86 [2022-02-20 16:48:43,863 INFO L226 Difference]: Without dead ends: 51 [2022-02-20 16:48:43,864 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 16:48:43,865 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 7 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 16:48:43,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 43 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 16:48:43,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-02-20 16:48:43,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 48. [2022-02-20 16:48:43,868 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:48:43,868 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,869 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,869 INFO L87 Difference]: Start difference. First operand 51 states. Second operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,870 INFO L93 Difference]: Finished difference Result 51 states and 54 transitions. [2022-02-20 16:48:43,870 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2022-02-20 16:48:43,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:43,871 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:43,871 INFO L74 IsIncluded]: Start isIncluded. First operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 51 states. [2022-02-20 16:48:43,871 INFO L87 Difference]: Start difference. First operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 51 states. [2022-02-20 16:48:43,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:48:43,872 INFO L93 Difference]: Finished difference Result 51 states and 54 transitions. [2022-02-20 16:48:43,873 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2022-02-20 16:48:43,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:48:43,873 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:48:43,873 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:48:43,873 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:48:43,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 47 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 52 transitions. [2022-02-20 16:48:43,875 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 52 transitions. Word has length 29 [2022-02-20 16:48:43,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:48:43,875 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 52 transitions. [2022-02-20 16:48:43,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:48:43,875 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2022-02-20 16:48:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 16:48:43,876 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:48:43,876 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] [2022-02-20 16:48:43,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 16:48:43,876 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:48:43,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:48:43,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1117807526, now seen corresponding path program 1 times [2022-02-20 16:48:43,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:48:43,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912102794] [2022-02-20 16:48:43,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:43,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:48:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:44,239 INFO L290 TraceCheckUtils]: 0: Hoare triple {1623#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(21, 2); {1623#true} is VALID [2022-02-20 16:48:44,239 INFO L290 TraceCheckUtils]: 1: Hoare triple {1623#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {1625#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:44,240 INFO L290 TraceCheckUtils]: 2: Hoare triple {1625#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {1625#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:44,240 INFO L290 TraceCheckUtils]: 3: Hoare triple {1625#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:44,241 INFO L290 TraceCheckUtils]: 4: Hoare triple {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:44,241 INFO L290 TraceCheckUtils]: 5: Hoare triple {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:48:44,242 INFO L290 TraceCheckUtils]: 6: Hoare triple {1626#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (= |ULTIMATE.start_main_~flag~0#1| 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1627#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:48:44,243 INFO L290 TraceCheckUtils]: 7: Hoare triple {1627#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1628#(and (not (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,247 INFO L290 TraceCheckUtils]: 8: Hoare triple {1628#(and (not (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1628#(and (not (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,248 INFO L290 TraceCheckUtils]: 9: Hoare triple {1628#(and (not (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,249 INFO L290 TraceCheckUtils]: 10: Hoare triple {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,250 INFO L290 TraceCheckUtils]: 11: Hoare triple {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,251 INFO L290 TraceCheckUtils]: 12: Hoare triple {1629#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume !(0 != main_~flag~0#1);call write~int(2, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 1; {1630#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,252 INFO L290 TraceCheckUtils]: 13: Hoare triple {1630#(and (not (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 0)) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1631#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,252 INFO L290 TraceCheckUtils]: 14: Hoare triple {1631#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1631#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} is VALID [2022-02-20 16:48:44,254 INFO L290 TraceCheckUtils]: 15: Hoare triple {1631#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.offset|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} is VALID [2022-02-20 16:48:44,258 INFO L290 TraceCheckUtils]: 16: Hoare triple {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} is VALID [2022-02-20 16:48:44,259 INFO L290 TraceCheckUtils]: 17: Hoare triple {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} is VALID [2022-02-20 16:48:44,261 INFO L290 TraceCheckUtils]: 18: Hoare triple {1632#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) 4))))))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {1633#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)))} is VALID [2022-02-20 16:48:44,262 INFO L290 TraceCheckUtils]: 19: Hoare triple {1633#(and (= |ULTIMATE.start_main_~p~0#1.offset| 0) (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3)))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1634#(and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_#t~mem7#1| 3)) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,262 INFO L290 TraceCheckUtils]: 20: Hoare triple {1634#(and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_#t~mem7#1| 3)) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,263 INFO L290 TraceCheckUtils]: 21: Hoare triple {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,264 INFO L290 TraceCheckUtils]: 22: Hoare triple {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:44,264 INFO L290 TraceCheckUtils]: 23: Hoare triple {1635#(and (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} is VALID [2022-02-20 16:48:44,265 INFO L290 TraceCheckUtils]: 24: Hoare triple {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} is VALID [2022-02-20 16:48:44,265 INFO L290 TraceCheckUtils]: 25: Hoare triple {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} is VALID [2022-02-20 16:48:44,266 INFO L290 TraceCheckUtils]: 26: Hoare triple {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} is VALID [2022-02-20 16:48:44,266 INFO L290 TraceCheckUtils]: 27: Hoare triple {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {1624#false} is VALID [2022-02-20 16:48:44,266 INFO L290 TraceCheckUtils]: 28: Hoare triple {1624#false} assume !false; {1624#false} is VALID [2022-02-20 16:48:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:44,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:48:44,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912102794] [2022-02-20 16:48:44,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912102794] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:48:44,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1569763080] [2022-02-20 16:48:44,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:48:44,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:48:44,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:48:44,268 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 16:48:44,295 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 16:48:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:44,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 66 conjunts are in the unsatisfiable core [2022-02-20 16:48:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:48:44,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:48:44,382 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 16:48:44,478 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:48:44,479 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 16:48:44,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:48:44,563 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 16:48:44,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:48:44,669 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 16:48:44,669 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2022-02-20 16:48:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:44,678 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 25 treesize of output 25 [2022-02-20 16:48:44,861 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-20 16:48:44,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 116 [2022-02-20 16:48:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:48:44,876 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 51 treesize of output 44 [2022-02-20 16:48:44,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2022-02-20 16:48:45,033 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-20 16:48:45,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 72 [2022-02-20 16:48:45,060 INFO L356 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-02-20 16:48:45,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 70 [2022-02-20 16:48:45,082 INFO L356 Elim1Store]: treesize reduction 19, result has 47.2 percent of original size [2022-02-20 16:48:45,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 34 [2022-02-20 16:48:45,239 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 23 treesize of output 11 [2022-02-20 16:48:45,256 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 68 treesize of output 60 [2022-02-20 16:48:45,392 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 116 treesize of output 98 [2022-02-20 16:48:46,755 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 86 treesize of output 62 [2022-02-20 16:48:46,772 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-02-20 16:48:46,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 46 [2022-02-20 16:48:47,090 INFO L356 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-02-20 16:48:47,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 25 [2022-02-20 16:48:47,138 INFO L290 TraceCheckUtils]: 0: Hoare triple {1623#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(21, 2); {1623#true} is VALID [2022-02-20 16:48:47,139 INFO L290 TraceCheckUtils]: 1: Hoare triple {1623#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {1644#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,140 INFO L290 TraceCheckUtils]: 2: Hoare triple {1644#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {1644#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,140 INFO L290 TraceCheckUtils]: 3: Hoare triple {1644#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,140 INFO L290 TraceCheckUtils]: 4: Hoare triple {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,141 INFO L290 TraceCheckUtils]: 5: Hoare triple {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,141 INFO L290 TraceCheckUtils]: 6: Hoare triple {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:48:47,142 INFO L290 TraceCheckUtils]: 7: Hoare triple {1651#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1664#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,142 INFO L290 TraceCheckUtils]: 8: Hoare triple {1664#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1664#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,143 INFO L290 TraceCheckUtils]: 9: Hoare triple {1664#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,144 INFO L290 TraceCheckUtils]: 10: Hoare triple {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,144 INFO L290 TraceCheckUtils]: 11: Hoare triple {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,146 INFO L290 TraceCheckUtils]: 12: Hoare triple {1671#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume !(0 != main_~flag~0#1);call write~int(2, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 1; {1681#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,146 INFO L290 TraceCheckUtils]: 13: Hoare triple {1681#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1685#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,147 INFO L290 TraceCheckUtils]: 14: Hoare triple {1685#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1685#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} is VALID [2022-02-20 16:48:47,149 INFO L290 TraceCheckUtils]: 15: Hoare triple {1685#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_~t~0#1.offset| 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} is VALID [2022-02-20 16:48:47,150 INFO L290 TraceCheckUtils]: 16: Hoare triple {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} is VALID [2022-02-20 16:48:47,151 INFO L290 TraceCheckUtils]: 17: Hoare triple {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} is VALID [2022-02-20 16:48:47,153 INFO L290 TraceCheckUtils]: 18: Hoare triple {1692#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 4)) |ULTIMATE.start_main_~p~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~a~0#1.base|)))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,155 INFO L290 TraceCheckUtils]: 19: Hoare triple {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,156 INFO L290 TraceCheckUtils]: 20: Hoare triple {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,158 INFO L290 TraceCheckUtils]: 21: Hoare triple {1702#(and (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1712#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem8#1|) (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,159 INFO L290 TraceCheckUtils]: 22: Hoare triple {1712#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem8#1|) (or (exists ((v_arrayElimCell_33 Int)) (and (= (select (select |#memory_int| v_arrayElimCell_33) 0) 2) (= (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (select (select |#memory_$Pointer$.offset| v_arrayElimCell_33) 4)) 3))) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |ULTIMATE.start_main_~p~0#1.base|)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {1716#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,160 INFO L290 TraceCheckUtils]: 23: Hoare triple {1716#(and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4))) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|)) (or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4)) 0) (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4)) (+ (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) 4) 4))))) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) 4) |v_ULTIMATE.start_main_~p~0#1.base_35|))))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {1720#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_35| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,165 INFO L290 TraceCheckUtils]: 24: Hoare triple {1720#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_35| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1724#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem7#1|) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_35| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,166 INFO L290 TraceCheckUtils]: 25: Hoare triple {1724#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem7#1|) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_35| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1728#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:48:47,167 INFO L290 TraceCheckUtils]: 26: Hoare triple {1728#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_36| Int)) (= (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_36|) 0) 1)) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_35| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_35|) 0)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 2))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} is VALID [2022-02-20 16:48:47,167 INFO L290 TraceCheckUtils]: 27: Hoare triple {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {1624#false} is VALID [2022-02-20 16:48:47,167 INFO L290 TraceCheckUtils]: 28: Hoare triple {1624#false} assume !false; {1624#false} is VALID [2022-02-20 16:48:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:48:47,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:48:49,413 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (let ((.cse0 (let ((.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1)) (select (select (store |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1))))) (or (= .cse0 3) (= .cse0 2)))))) is different from false [2022-02-20 16:48:49,663 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (let ((.cse3 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse0 (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 v_ArrVal_249)))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40|) |c_ULTIMATE.start_main_~t~0#1.offset| 3))))) (let ((.cse1 (let ((.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select .cse0 (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 |c_ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2))))) (or (not (= (select (select .cse0 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= 3 .cse1) (= 2 .cse1)))))) is different from false [2022-02-20 16:48:49,929 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (let ((.cse3 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse0 (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 v_ArrVal_249)))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3))))) (let ((.cse1 (let ((.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select .cse0 (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2))))) (or (not (= (select (select .cse0 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= .cse1 3) (= .cse1 2)))))) is different from false [2022-02-20 16:48:50,070 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:50,071 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 1053 treesize of output 1023 [2022-02-20 16:48:50,097 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:48:50,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 827 treesize of output 730 [2022-02-20 16:48:54,787 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 8 treesize of output 4 [2022-02-20 16:48:54,856 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 8 treesize of output 4 [2022-02-20 16:48:55,079 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 8 treesize of output 4 [2022-02-20 16:49:02,676 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 8 treesize of output 4 [2022-02-20 16:49:02,732 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 8 treesize of output 4 [2022-02-20 16:49:02,885 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 8 treesize of output 4 [2022-02-20 16:49:10,321 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 8 treesize of output 4 [2022-02-20 16:49:10,386 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 8 treesize of output 4 [2022-02-20 16:49:10,548 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 8 treesize of output 4 [2022-02-20 16:49:17,629 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:17,630 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 1 case distinctions, treesize of input 612 treesize of output 543 [2022-02-20 16:49:17,641 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:17,641 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 1 case distinctions, treesize of input 543 treesize of output 433 [2022-02-20 16:49:17,835 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:17,836 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 1394 treesize of output 1295 [2022-02-20 16:49:17,956 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:17,957 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 1895 treesize of output 1838 [2022-02-20 16:49:17,993 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:17,994 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 1846 treesize of output 1810 [2022-02-20 16:49:18,040 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 1755 treesize of output 1723 [2022-02-20 16:49:18,062 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 1723 treesize of output 1715 [2022-02-20 16:49:18,082 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 1715 treesize of output 1707 [2022-02-20 16:49:18,102 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 1707 treesize of output 1691 [2022-02-20 16:49:18,128 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 1691 treesize of output 1683 [2022-02-20 16:49:18,147 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 1683 treesize of output 1679 [2022-02-20 16:49:18,163 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 1679 treesize of output 1671 [2022-02-20 16:49:18,175 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 1671 treesize of output 1655 [2022-02-20 16:49:18,188 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 1655 treesize of output 1651 [2022-02-20 16:49:18,203 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 1651 treesize of output 1643 [2022-02-20 16:49:18,222 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 1643 treesize of output 1627 [2022-02-20 16:49:18,240 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 1627 treesize of output 1619 [2022-02-20 16:49:18,259 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 1619 treesize of output 1603 [2022-02-20 16:49:18,277 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 1603 treesize of output 1587 [2022-02-20 16:49:18,297 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1587 treesize of output 1555 [2022-02-20 16:49:18,313 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 1555 treesize of output 1539 [2022-02-20 16:49:18,327 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 1539 treesize of output 1531 [2022-02-20 16:49:18,345 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 1531 treesize of output 1515 [2022-02-20 16:49:18,364 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 1515 treesize of output 1483 [2022-02-20 16:49:18,384 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 1483 treesize of output 1451 [2022-02-20 16:49:19,604 INFO L290 TraceCheckUtils]: 28: Hoare triple {1624#false} assume !false; {1624#false} is VALID [2022-02-20 16:49:19,605 INFO L290 TraceCheckUtils]: 27: Hoare triple {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} assume 2 != main_#t~mem9#1;havoc main_#t~mem9#1; {1624#false} is VALID [2022-02-20 16:49:19,605 INFO L290 TraceCheckUtils]: 26: Hoare triple {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} assume !(0 != main_~flag~0#1);main_~flag~0#1 := 1;call main_#t~mem9#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1637#(= |ULTIMATE.start_main_#t~mem9#1| 2)} is VALID [2022-02-20 16:49:19,606 INFO L290 TraceCheckUtils]: 25: Hoare triple {1747#(or (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_#t~mem7#1| 3))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1636#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2)} is VALID [2022-02-20 16:49:19,606 INFO L290 TraceCheckUtils]: 24: Hoare triple {1751#(or (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1747#(or (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= |ULTIMATE.start_main_#t~mem7#1| 3))} is VALID [2022-02-20 16:49:19,607 INFO L290 TraceCheckUtils]: 23: Hoare triple {1755#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem10#1.base, main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset; {1751#(or (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 2) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 3))} is VALID [2022-02-20 16:49:19,608 INFO L290 TraceCheckUtils]: 22: Hoare triple {1759#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= |ULTIMATE.start_main_#t~mem8#1| 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !(1 != main_#t~mem8#1);havoc main_#t~mem8#1; {1755#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:49:19,608 INFO L290 TraceCheckUtils]: 21: Hoare triple {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1759#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= |ULTIMATE.start_main_#t~mem8#1| 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:49:19,609 INFO L290 TraceCheckUtils]: 20: Hoare triple {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:49:19,609 INFO L290 TraceCheckUtils]: 19: Hoare triple {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:49:19,611 INFO L290 TraceCheckUtils]: 18: Hoare triple {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {1763#(or (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)) (= 3 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))} is VALID [2022-02-20 16:49:19,612 INFO L290 TraceCheckUtils]: 17: Hoare triple {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} is VALID [2022-02-20 16:49:19,612 INFO L290 TraceCheckUtils]: 16: Hoare triple {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} is VALID [2022-02-20 16:49:19,614 INFO L290 TraceCheckUtils]: 15: Hoare triple {1783#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1773#(forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (= (select (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))))} is VALID [2022-02-20 16:49:19,620 WARN L290 TraceCheckUtils]: 14: Hoare triple {1783#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1783#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3)))} is UNKNOWN [2022-02-20 16:49:19,626 WARN L290 TraceCheckUtils]: 13: Hoare triple {1790#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1783#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) |ULTIMATE.start_main_~t~0#1.offset| 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3)))} is UNKNOWN [2022-02-20 16:49:19,639 WARN L290 TraceCheckUtils]: 12: Hoare triple {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} assume !(0 != main_~flag~0#1);call write~int(2, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 1; {1790#(forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (or (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 3) (not (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select (store |#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) v_ArrVal_249)) |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3)) (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| (store (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base|) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))) 2)))} is UNKNOWN [2022-02-20 16:49:19,723 WARN L290 TraceCheckUtils]: 11: Hoare triple {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} is UNKNOWN [2022-02-20 16:49:19,738 WARN L290 TraceCheckUtils]: 10: Hoare triple {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} is UNKNOWN [2022-02-20 16:49:19,741 INFO L290 TraceCheckUtils]: 9: Hoare triple {1804#(or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {1794#(or (forall ((v_arrayElimArr_4 (Array Int Int))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_254 (Array Int Int))) (or (and (or (and (or (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)))) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (or (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (and (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (or (and (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (forall ((v_ArrVal_248 (Array Int Int)) (v_ArrVal_252 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|))) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))) (= |ULTIMATE.start_main_~p~0#1.offset| (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int))) (or (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|) (and (or (and (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_254 (Array Int Int))) (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| (+ |ULTIMATE.start_main_~p~0#1.offset| 4)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (or (not (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |ULTIMATE.start_main_~p~0#1.base|)) (and (= (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) 0) (= (select (select (store (store |#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4)) |v_ULTIMATE.start_main_~p~0#1.base_40|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_40| |ULTIMATE.start_main_~a~0#1.base|)) (not (= (+ |ULTIMATE.start_main_~p~0#1.offset| 4) (select (select (store (store |#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_4) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |ULTIMATE.start_main_~a~0#1.base|) (+ |ULTIMATE.start_main_~a~0#1.offset| 4))))))) (not (= 0 (select v_arrayElimArr_4 (+ |ULTIMATE.start_main_~p~0#1.offset| 4)))))) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)))} is VALID [2022-02-20 16:49:19,743 INFO L290 TraceCheckUtils]: 8: Hoare triple {1804#(or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {1804#(or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:19,745 INFO L290 TraceCheckUtils]: 7: Hoare triple {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {1804#(or (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~t~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:19,746 INFO L290 TraceCheckUtils]: 6: Hoare triple {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:49:19,746 INFO L290 TraceCheckUtils]: 5: Hoare triple {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:49:19,747 INFO L290 TraceCheckUtils]: 4: Hoare triple {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:49:19,748 INFO L290 TraceCheckUtils]: 3: Hoare triple {1824#(or (forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0))) (= |ULTIMATE.start_main_~a~0#1.offset| 0))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {1811#(forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (or (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| |ULTIMATE.start_main_~a~0#1.base|)) (and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))))} is VALID [2022-02-20 16:49:19,749 INFO L290 TraceCheckUtils]: 2: Hoare triple {1824#(or (forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0))) (= |ULTIMATE.start_main_~a~0#1.offset| 0))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {1824#(or (forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0))) (= |ULTIMATE.start_main_~a~0#1.offset| 0))} is VALID [2022-02-20 16:49:19,749 INFO L290 TraceCheckUtils]: 1: Hoare triple {1623#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {1824#(or (forall ((|v_ULTIMATE.start_main_~t~0#1.base_14| Int)) (not (= (select |#valid| |v_ULTIMATE.start_main_~t~0#1.base_14|) 0))) (= |ULTIMATE.start_main_~a~0#1.offset| 0))} is VALID [2022-02-20 16:49:19,749 INFO L290 TraceCheckUtils]: 0: Hoare triple {1623#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(21, 2); {1623#true} is VALID [2022-02-20 16:49:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2022-02-20 16:49:19,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1569763080] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 16:49:19,750 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 16:49:19,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 40 [2022-02-20 16:49:19,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007769100] [2022-02-20 16:49:19,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 16:49:19,752 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 16:49:19,752 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 16:49:19,752 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:19,931 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 80 edges. 75 inductive. 0 not inductive. 5 times theorem prover too weak to decide inductivity. [2022-02-20 16:49:19,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-02-20 16:49:19,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 16:49:19,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-02-20 16:49:19,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1167, Unknown=3, NotChecked=216, Total=1560 [2022-02-20 16:49:19,933 INFO L87 Difference]: Start difference. First operand 48 states and 52 transitions. Second operand has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:20,211 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (let ((.cse2 (select .cse3 .cse9)) (.cse1 (select .cse0 .cse9))) (and (= (select .cse0 4) |c_ULTIMATE.start_main_~p~0#1.base|) (not (= .cse1 |c_ULTIMATE.start_main_~a~0#1.base|)) (= .cse2 |c_ULTIMATE.start_main_~p~0#1.offset|) (= 2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|)) (not (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (= .cse2 0) (not (= (select |c_#valid| |c_ULTIMATE.start_main_~p~0#1.base|) 0)) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= (select .cse3 4) |c_ULTIMATE.start_main_~p~0#1.offset|) (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (let ((.cse7 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse4 (let ((.cse8 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) .cse7 v_ArrVal_249)))) (store .cse8 |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select .cse8 |v_ULTIMATE.start_main_~p~0#1.base_40|) 0 3))))) (let ((.cse5 (let ((.cse6 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select .cse4 (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse6)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse7 0)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse6))))) (or (not (= (select (select .cse4 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= .cse5 3) (= .cse5 2)))))) (= .cse1 |c_ULTIMATE.start_main_~p~0#1.base|)))) is different from false [2022-02-20 16:49:20,217 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse8 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (let ((.cse7 (select .cse8 .cse9)) (.cse6 (select .cse5 .cse9))) (and (forall ((v_ArrVal_248 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_40| Int) (v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int)) (v_ArrVal_249 Int)) (let ((.cse3 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse0 (let ((.cse4 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 v_ArrVal_249)))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40| (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_40|) |c_ULTIMATE.start_main_~t~0#1.offset| 3))))) (let ((.cse1 (let ((.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select .cse0 (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_248) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse3 |c_ULTIMATE.start_main_~t~0#1.offset|)) |v_ULTIMATE.start_main_~p~0#1.base_40| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2))))) (or (not (= (select (select .cse0 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= 3 .cse1) (= 2 .cse1)))))) (not (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~t~0#1.base|)) (= (select .cse5 4) |c_ULTIMATE.start_main_~p~0#1.base|) (not (= .cse6 |c_ULTIMATE.start_main_~a~0#1.base|)) (= .cse7 |c_ULTIMATE.start_main_~p~0#1.offset|) (= 2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|)) (= |c_ULTIMATE.start_main_~t~0#1.offset| 0) (not (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |c_ULTIMATE.start_main_~t~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|) (= .cse7 0) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= (select .cse8 4) |c_ULTIMATE.start_main_~p~0#1.offset|) (= .cse6 |c_ULTIMATE.start_main_~p~0#1.base|)))) is different from false [2022-02-20 16:49:22,220 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse6 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse9 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (let ((.cse0 (select .cse6 .cse9)) (.cse1 (select .cse5 .cse9))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| .cse0) (+ .cse1 4)))) (and (= (select (select |c_#memory_int| .cse0) .cse1) 2) (= .cse2 0) (let ((.cse3 (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (or (and (= |c_ULTIMATE.start_main_~p~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|) .cse3) (let ((.cse4 (select .cse6 4))) (and (not (= .cse4 |c_ULTIMATE.start_main_~p~0#1.base|)) (not .cse3) (= (select (select |c_#memory_int| .cse4) (select .cse5 4)) 2))))) (not (= .cse0 |c_ULTIMATE.start_main_~a~0#1.base|)) (= |c_ULTIMATE.start_main_~p~0#1.offset| .cse2) (= .cse1 0) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (or (not (= (select (select (store |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (forall ((v_ArrVal_252 (Array Int Int)) (v_ArrVal_254 (Array Int Int))) (let ((.cse7 (let ((.cse8 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)) (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_252) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8)) (select (select (store |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~a~0#1.base|) .cse8))))) (or (= .cse7 3) (= .cse7 2)))))))))) is different from false [2022-02-20 16:49:22,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:22,596 INFO L93 Difference]: Finished difference Result 55 states and 59 transitions. [2022-02-20 16:49:22,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 16:49:22,597 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-02-20 16:49:22,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 16:49:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 53 transitions. [2022-02-20 16:49:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 53 transitions. [2022-02-20 16:49:22,599 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 53 transitions. [2022-02-20 16:49:22,664 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 16:49:22,665 INFO L225 Difference]: With dead ends: 55 [2022-02-20 16:49:22,665 INFO L226 Difference]: Without dead ends: 53 [2022-02-20 16:49:22,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=251, Invalid=1747, Unknown=6, NotChecked=546, Total=2550 [2022-02-20 16:49:22,667 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 18 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 93 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 16:49:22,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 123 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 112 Invalid, 0 Unknown, 93 Unchecked, 0.1s Time] [2022-02-20 16:49:22,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-02-20 16:49:22,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-02-20 16:49:22,671 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 16:49:22,671 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,671 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,672 INFO L87 Difference]: Start difference. First operand 53 states. Second operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:22,673 INFO L93 Difference]: Finished difference Result 53 states and 57 transitions. [2022-02-20 16:49:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-02-20 16:49:22,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:49:22,673 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:49:22,674 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 53 states. [2022-02-20 16:49:22,674 INFO L87 Difference]: Start difference. First operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 53 states. [2022-02-20 16:49:22,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 16:49:22,675 INFO L93 Difference]: Finished difference Result 53 states and 57 transitions. [2022-02-20 16:49:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-02-20 16:49:22,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 16:49:22,676 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 16:49:22,676 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 16:49:22,676 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 16:49:22,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2022-02-20 16:49:22,677 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 29 [2022-02-20 16:49:22,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 16:49:22,678 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2022-02-20 16:49:22,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.0) internal successors, (80), 40 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 16:49:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-02-20 16:49:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-02-20 16:49:22,679 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 16:49:22,679 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 16:49:22,705 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 16:49:22,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:49:22,902 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 16:49:22,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 16:49:22,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1947572814, now seen corresponding path program 1 times [2022-02-20 16:49:22,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 16:49:22,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880106124] [2022-02-20 16:49:22,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:49:22,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 16:49:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:23,103 INFO L290 TraceCheckUtils]: 0: Hoare triple {2093#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(21, 2); {2093#true} is VALID [2022-02-20 16:49:23,106 INFO L290 TraceCheckUtils]: 1: Hoare triple {2093#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {2095#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} is VALID [2022-02-20 16:49:23,107 INFO L290 TraceCheckUtils]: 2: Hoare triple {2095#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {2095#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} is VALID [2022-02-20 16:49:23,107 INFO L290 TraceCheckUtils]: 3: Hoare triple {2095#(= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|)} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:49:23,108 INFO L290 TraceCheckUtils]: 4: Hoare triple {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:49:23,108 INFO L290 TraceCheckUtils]: 5: Hoare triple {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} is VALID [2022-02-20 16:49:23,109 INFO L290 TraceCheckUtils]: 6: Hoare triple {2096#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~flag~0#1|))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {2097#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,110 INFO L290 TraceCheckUtils]: 7: Hoare triple {2097#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2098#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,110 INFO L290 TraceCheckUtils]: 8: Hoare triple {2098#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2098#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,111 INFO L290 TraceCheckUtils]: 9: Hoare triple {2098#(and (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,112 INFO L290 TraceCheckUtils]: 10: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,112 INFO L290 TraceCheckUtils]: 11: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,113 INFO L290 TraceCheckUtils]: 12: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume !(0 != main_~flag~0#1);call write~int(2, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 1; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,113 INFO L290 TraceCheckUtils]: 13: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2100#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,114 INFO L290 TraceCheckUtils]: 14: Hoare triple {2100#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2100#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,115 INFO L290 TraceCheckUtils]: 15: Hoare triple {2100#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,115 INFO L290 TraceCheckUtils]: 16: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,115 INFO L290 TraceCheckUtils]: 17: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,116 INFO L290 TraceCheckUtils]: 18: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} is VALID [2022-02-20 16:49:23,117 INFO L290 TraceCheckUtils]: 19: Hoare triple {2099#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 0)))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2101#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:23,117 INFO L290 TraceCheckUtils]: 20: Hoare triple {2101#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2101#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:23,118 INFO L290 TraceCheckUtils]: 21: Hoare triple {2101#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:23,118 INFO L290 TraceCheckUtils]: 22: Hoare triple {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:23,119 INFO L290 TraceCheckUtils]: 23: Hoare triple {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:23,119 INFO L290 TraceCheckUtils]: 24: Hoare triple {2102#(and (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:49:23,120 INFO L290 TraceCheckUtils]: 25: Hoare triple {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:49:23,121 INFO L290 TraceCheckUtils]: 26: Hoare triple {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} is VALID [2022-02-20 16:49:23,121 INFO L290 TraceCheckUtils]: 27: Hoare triple {2103#(= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1)} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {2104#(= |ULTIMATE.start_main_#t~mem8#1| 1)} is VALID [2022-02-20 16:49:23,121 INFO L290 TraceCheckUtils]: 28: Hoare triple {2104#(= |ULTIMATE.start_main_#t~mem8#1| 1)} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {2094#false} is VALID [2022-02-20 16:49:23,121 INFO L290 TraceCheckUtils]: 29: Hoare triple {2094#false} assume !false; {2094#false} is VALID [2022-02-20 16:49:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 16:49:23,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 16:49:23,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880106124] [2022-02-20 16:49:23,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880106124] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 16:49:23,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889386552] [2022-02-20 16:49:23,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 16:49:23,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 16:49:23,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:49:23,124 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 16:49:23,124 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 16:49:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:23,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 60 conjunts are in the unsatisfiable core [2022-02-20 16:49:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 16:49:23,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 16:49:23,228 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 16:49:23,319 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-20 16:49:23,367 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-20 16:49:23,368 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 16:49:23,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 16:49:23,451 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 21 treesize of output 20 [2022-02-20 16:49:23,518 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:49:23,556 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-02-20 16:49:23,557 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 16:49:23,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:49:23,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:49:23,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-20 16:49:23,923 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-02-20 16:49:23,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2022-02-20 16:49:24,098 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 16:49:24,098 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 22 treesize of output 14 [2022-02-20 16:49:24,120 INFO L290 TraceCheckUtils]: 0: Hoare triple {2093#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(21, 2); {2093#true} is VALID [2022-02-20 16:49:24,122 INFO L290 TraceCheckUtils]: 1: Hoare triple {2093#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~mem6#1.base, main_#t~mem6#1.offset, main_#t~nondet4#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem7#1, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_#t~mem11#1, main_~flag~0#1, main_~a~0#1.base, main_~a~0#1.offset, main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, main_~p~0#1.offset;main_~flag~0#1 := 1;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(8);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset; {2111#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,123 INFO L290 TraceCheckUtils]: 2: Hoare triple {2111#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !(main_~a~0#1.base == 0 && main_~a~0#1.offset == 0); {2111#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,124 INFO L290 TraceCheckUtils]: 3: Hoare triple {2111#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} havoc main_~t~0#1.base, main_~t~0#1.offset;main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset; {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,124 INFO L290 TraceCheckUtils]: 4: Hoare triple {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,125 INFO L290 TraceCheckUtils]: 5: Hoare triple {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,126 INFO L290 TraceCheckUtils]: 6: Hoare triple {2118#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {2128#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,127 INFO L290 TraceCheckUtils]: 7: Hoare triple {2128#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2132#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,127 INFO L290 TraceCheckUtils]: 8: Hoare triple {2132#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2132#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,128 INFO L290 TraceCheckUtils]: 9: Hoare triple {2132#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~t~0#1.base|) 1) (= |ULTIMATE.start_main_~a~0#1.offset| |ULTIMATE.start_main_~p~0#1.offset|) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) 1) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,129 INFO L290 TraceCheckUtils]: 10: Hoare triple {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,129 INFO L290 TraceCheckUtils]: 11: Hoare triple {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,130 INFO L290 TraceCheckUtils]: 12: Hoare triple {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} assume !(0 != main_~flag~0#1);call write~int(2, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 1; {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} is VALID [2022-02-20 16:49:24,131 INFO L290 TraceCheckUtils]: 13: Hoare triple {2139#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select |#valid| |ULTIMATE.start_main_~p~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2152#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:24,132 INFO L290 TraceCheckUtils]: 14: Hoare triple {2152#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2152#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} is VALID [2022-02-20 16:49:24,133 INFO L290 TraceCheckUtils]: 15: Hoare triple {2152#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= |ULTIMATE.start_main_~t~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~t~0#1.base|)))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:24,133 INFO L290 TraceCheckUtils]: 16: Hoare triple {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:24,134 INFO L290 TraceCheckUtils]: 17: Hoare triple {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume !!(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:24,135 INFO L290 TraceCheckUtils]: 18: Hoare triple {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} assume 0 != main_~flag~0#1;call write~int(1, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~flag~0#1 := 0; {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} is VALID [2022-02-20 16:49:24,135 INFO L290 TraceCheckUtils]: 19: Hoare triple {2159#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1))} call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(8);main_~t~0#1.base, main_~t~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; {2172#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,136 INFO L290 TraceCheckUtils]: 20: Hoare triple {2172#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0))} assume !(main_~t~0#1.base == 0 && main_~t~0#1.offset == 0); {2172#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,137 INFO L290 TraceCheckUtils]: 21: Hoare triple {2172#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~t~0#1.offset| 0))} call write~$Pointer$(main_~t~0#1.base, main_~t~0#1.offset, main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);call main_#t~mem6#1.base, main_#t~mem6#1.offset := read~$Pointer$(main_~p~0#1.base, 4 + main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~mem6#1.base, main_#t~mem6#1.offset;havoc main_#t~mem6#1.base, main_#t~mem6#1.offset; {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,137 INFO L290 TraceCheckUtils]: 22: Hoare triple {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume -2147483648 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 2147483647; {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,138 INFO L290 TraceCheckUtils]: 23: Hoare triple {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,138 INFO L290 TraceCheckUtils]: 24: Hoare triple {2179#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|) |ULTIMATE.start_main_~a~0#1.offset|) 1) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call write~int(3, main_~p~0#1.base, main_~p~0#1.offset, 4);main_~p~0#1.base, main_~p~0#1.offset := main_~a~0#1.base, main_~a~0#1.offset;main_~flag~0#1 := 1; {2189#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_47| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,139 INFO L290 TraceCheckUtils]: 25: Hoare triple {2189#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_47| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} call main_#t~mem7#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {2193#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem7#1|) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_47| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,140 INFO L290 TraceCheckUtils]: 26: Hoare triple {2193#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset|) |ULTIMATE.start_main_#t~mem7#1|) (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (or (= |v_ULTIMATE.start_main_~p~0#1.base_47| |ULTIMATE.start_main_~p~0#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1)))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume !!(3 != main_#t~mem7#1);havoc main_#t~mem7#1; {2197#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} is VALID [2022-02-20 16:49:24,140 INFO L290 TraceCheckUtils]: 27: Hoare triple {2197#(and (exists ((|v_ULTIMATE.start_main_~p~0#1.base_47| Int)) (and (= 3 (select (select |#memory_int| |v_ULTIMATE.start_main_~p~0#1.base_47|) 0)) (= (select (select |#memory_int| |ULTIMATE.start_main_~p~0#1.base|) 0) 1))) (= |ULTIMATE.start_main_~p~0#1.offset| 0))} assume 0 != main_~flag~0#1;main_~flag~0#1 := 0;call main_#t~mem8#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); {2104#(= |ULTIMATE.start_main_#t~mem8#1| 1)} is VALID [2022-02-20 16:49:24,141 INFO L290 TraceCheckUtils]: 28: Hoare triple {2104#(= |ULTIMATE.start_main_#t~mem8#1| 1)} assume 1 != main_#t~mem8#1;havoc main_#t~mem8#1; {2094#false} is VALID [2022-02-20 16:49:24,141 INFO L290 TraceCheckUtils]: 29: Hoare triple {2094#false} assume !false; {2094#false} is VALID [2022-02-20 16:49:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 16:49:24,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 16:49:26,205 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (let ((.cse0 (select (select (store |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|))) (or (= .cse0 1) (= 3 .cse0)))) is different from false [2022-02-20 16:49:26,276 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_50| Int) (v_ArrVal_370 (Array Int Int))) (let ((.cse0 (select (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_370))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50| (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50|) |c_ULTIMATE.start_main_~t~0#1.offset| 3))) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|))) (or (= .cse0 1) (= .cse0 3)))) is different from false [2022-02-20 16:49:26,341 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_50| Int) (v_ArrVal_370 (Array Int Int))) (let ((.cse0 (select (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_370))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50| (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50|) 0 3))) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|))) (or (= .cse0 1) (= 3 .cse0)))) is different from false [2022-02-20 16:49:26,484 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_50| Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_367 (Array Int Int))) (let ((.cse0 (select (select (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_367) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_370))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50| (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50|) 0 3))) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|))) (or (= .cse0 1) (= 3 .cse0)))) is different from false [2022-02-20 16:49:26,705 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_50| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_367 (Array Int Int))) (let ((.cse0 (select (select (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_367) |v_ULTIMATE.start_main_~t~0#1.base_18| v_ArrVal_370))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50| (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_50|) 0 3))) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|))) (or (= .cse0 3) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_18|) 0)) (= .cse0 1)))) is different from false [2022-02-20 16:49:27,580 INFO L356 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-02-20 16:49:27,580 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 107 treesize of output 73 [2022-02-20 16:49:27,672 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 16:49:27,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 8691 treesize of output 8457 [2022-02-20 16:49:27,760 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 8875 treesize of output 8363 [2022-02-20 16:49:28,046 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 8267 treesize of output 8011