./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 37d163ea1107b8d8c779863871f75115369839f2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:36:20,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:36:20,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:36:20,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:36:20,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:36:20,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:36:20,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:36:20,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:36:20,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:36:20,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:36:20,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:36:20,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:36:20,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:36:20,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:36:20,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:36:20,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:36:20,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:36:20,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:36:20,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:36:20,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:36:20,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:36:20,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:36:20,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:36:20,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:36:20,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:36:20,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:36:20,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:36:20,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:36:20,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:36:20,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:36:20,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:36:20,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:36:20,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:36:20,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:36:20,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:36:20,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:36:20,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:36:20,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:36:20,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:36:20,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:36:20,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:36:20,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 19:36:20,171 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:36:20,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:36:20,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:36:20,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:36:20,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:36:20,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:36:20,172 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:36:20,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:36:20,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:36:20,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:36:20,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:36:20,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:36:20,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:36:20,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:36:20,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:36:20,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:36:20,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:36:20,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 19:36:20,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 19:36:20,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:36:20,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:36:20,184 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d163ea1107b8d8c779863871f75115369839f2 [2021-08-26 19:36:20,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:36:20,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:36:20,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:36:20,415 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:36:20,416 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:36:20,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-08-26 19:36:20,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/117696d15/575c9c5b4d174126be3251a284a807c2/FLAG047cdfb7c [2021-08-26 19:36:21,008 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:36:21,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-08-26 19:36:21,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/117696d15/575c9c5b4d174126be3251a284a807c2/FLAG047cdfb7c [2021-08-26 19:36:21,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/117696d15/575c9c5b4d174126be3251a284a807c2 [2021-08-26 19:36:21,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:36:21,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:36:21,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:36:21,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:36:21,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:36:21,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:36:21" (1/1) ... [2021-08-26 19:36:21,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207a2675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:21, skipping insertion in model container [2021-08-26 19:36:21,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:36:21" (1/1) ... [2021-08-26 19:36:21,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:36:21,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:36:22,048 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-08-26 19:36:22,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 19:36:22,095 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 19:36:22,239 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2021-08-26 19:36:22,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 19:36:22,272 INFO L208 MainTranslator]: Completed translation [2021-08-26 19:36:22,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22 WrapperNode [2021-08-26 19:36:22,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:36:22,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 19:36:22,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 19:36:22,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 19:36:22,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 19:36:22,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 19:36:22,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 19:36:22,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 19:36:22,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 19:36:22,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 19:36:22,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 19:36:22,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 19:36:22,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (1/1) ... [2021-08-26 19:36:22,444 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:36:22,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:22,465 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) [2021-08-26 19:36:22,473 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 [2021-08-26 19:36:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-26 19:36:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 19:36:22,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 19:36:23,172 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 19:36:23,172 INFO L299 CfgBuilder]: Removed 60 assume(true) statements. [2021-08-26 19:36:23,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 07:36:23 BoogieIcfgContainer [2021-08-26 19:36:23,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 19:36:23,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 19:36:23,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 19:36:23,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 19:36:23,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 07:36:21" (1/3) ... [2021-08-26 19:36:23,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c91ee75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 07:36:23, skipping insertion in model container [2021-08-26 19:36:23,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:36:22" (2/3) ... [2021-08-26 19:36:23,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c91ee75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 07:36:23, skipping insertion in model container [2021-08-26 19:36:23,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 07:36:23" (3/3) ... [2021-08-26 19:36:23,179 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2021-08-26 19:36:23,183 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 19:36:23,183 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-26 19:36:23,209 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 19:36:23,213 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-08-26 19:36:23,213 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-26 19:36:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 68 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 19:36:23,225 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:23,226 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:23,226 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:23,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:23,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1281190692, now seen corresponding path program 1 times [2021-08-26 19:36:23,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:23,234 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951897833] [2021-08-26 19:36:23,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:23,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:23,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 19:36:23,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:23,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951897833] [2021-08-26 19:36:23,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951897833] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:23,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:23,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 19:36:23,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512692574] [2021-08-26 19:36:23,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 19:36:23,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:23,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 19:36:23,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 19:36:23,479 INFO L87 Difference]: Start difference. First operand has 69 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 68 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:23,504 INFO L93 Difference]: Finished difference Result 134 states and 189 transitions. [2021-08-26 19:36:23,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 19:36:23,505 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-08-26 19:36:23,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:23,511 INFO L225 Difference]: With dead ends: 134 [2021-08-26 19:36:23,511 INFO L226 Difference]: Without dead ends: 62 [2021-08-26 19:36:23,513 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 19:36:23,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-08-26 19:36:23,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-08-26 19:36:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 61 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2021-08-26 19:36:23,538 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 26 [2021-08-26 19:36:23,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:23,539 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2021-08-26 19:36:23,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2021-08-26 19:36:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 19:36:23,541 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:23,541 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:23,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 19:36:23,541 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:23,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:23,544 INFO L82 PathProgramCache]: Analyzing trace with hash 2081775912, now seen corresponding path program 1 times [2021-08-26 19:36:23,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:23,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407963607] [2021-08-26 19:36:23,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:23,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 19:36:23,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:23,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407963607] [2021-08-26 19:36:23,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407963607] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:23,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:23,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:23,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428638015] [2021-08-26 19:36:23,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:23,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:23,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:23,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,663 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:23,728 INFO L93 Difference]: Finished difference Result 145 states and 204 transitions. [2021-08-26 19:36:23,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:23,728 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-08-26 19:36:23,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:23,730 INFO L225 Difference]: With dead ends: 145 [2021-08-26 19:36:23,730 INFO L226 Difference]: Without dead ends: 100 [2021-08-26 19:36:23,731 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-08-26 19:36:23,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2021-08-26 19:36:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 96 states have (on average 1.4166666666666667) internal successors, (136), 97 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 136 transitions. [2021-08-26 19:36:23,748 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 136 transitions. Word has length 26 [2021-08-26 19:36:23,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:23,748 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 136 transitions. [2021-08-26 19:36:23,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2021-08-26 19:36:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-08-26 19:36:23,750 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:23,750 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:23,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 19:36:23,751 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:23,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:23,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1580720026, now seen corresponding path program 1 times [2021-08-26 19:36:23,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:23,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224996673] [2021-08-26 19:36:23,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:23,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 19:36:23,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:23,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224996673] [2021-08-26 19:36:23,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224996673] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:23,841 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:23,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:23,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412353105] [2021-08-26 19:36:23,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:23,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:23,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:23,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,843 INFO L87 Difference]: Start difference. First operand 98 states and 136 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:23,861 INFO L93 Difference]: Finished difference Result 104 states and 140 transitions. [2021-08-26 19:36:23,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:23,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-08-26 19:36:23,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:23,862 INFO L225 Difference]: With dead ends: 104 [2021-08-26 19:36:23,862 INFO L226 Difference]: Without dead ends: 101 [2021-08-26 19:36:23,862 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-08-26 19:36:23,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2021-08-26 19:36:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 96 states have (on average 1.40625) internal successors, (135), 97 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 135 transitions. [2021-08-26 19:36:23,867 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 135 transitions. Word has length 30 [2021-08-26 19:36:23,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:23,867 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 135 transitions. [2021-08-26 19:36:23,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2021-08-26 19:36:23,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-08-26 19:36:23,868 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:23,868 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:23,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 19:36:23,868 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:23,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:23,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1580779608, now seen corresponding path program 1 times [2021-08-26 19:36:23,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:23,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820811658] [2021-08-26 19:36:23,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:23,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:23,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 19:36:23,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:23,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820811658] [2021-08-26 19:36:23,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820811658] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:23,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:23,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 19:36:23,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002541578] [2021-08-26 19:36:23,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:23,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:23,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:23,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,927 INFO L87 Difference]: Start difference. First operand 98 states and 135 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:23,942 INFO L93 Difference]: Finished difference Result 256 states and 364 transitions. [2021-08-26 19:36:23,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:23,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-08-26 19:36:23,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:23,944 INFO L225 Difference]: With dead ends: 256 [2021-08-26 19:36:23,944 INFO L226 Difference]: Without dead ends: 173 [2021-08-26 19:36:23,944 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:23,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-26 19:36:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 170. [2021-08-26 19:36:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 168 states have (on average 1.4285714285714286) internal successors, (240), 169 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 240 transitions. [2021-08-26 19:36:23,970 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 240 transitions. Word has length 30 [2021-08-26 19:36:23,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:23,970 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 240 transitions. [2021-08-26 19:36:23,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 240 transitions. [2021-08-26 19:36:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 19:36:23,974 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:23,975 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:23,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 19:36:23,975 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:23,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:23,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1049907741, now seen corresponding path program 1 times [2021-08-26 19:36:23,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:23,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051111485] [2021-08-26 19:36:23,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:23,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 19:36:24,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:24,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051111485] [2021-08-26 19:36:24,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051111485] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:24,059 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:24,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:24,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272620197] [2021-08-26 19:36:24,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:24,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:24,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:24,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:24,060 INFO L87 Difference]: Start difference. First operand 170 states and 240 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:24,083 INFO L93 Difference]: Finished difference Result 387 states and 552 transitions. [2021-08-26 19:36:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:24,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-26 19:36:24,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:24,085 INFO L225 Difference]: With dead ends: 387 [2021-08-26 19:36:24,085 INFO L226 Difference]: Without dead ends: 234 [2021-08-26 19:36:24,087 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:24,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-08-26 19:36:24,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 230. [2021-08-26 19:36:24,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 228 states have (on average 1.4210526315789473) internal successors, (324), 229 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 324 transitions. [2021-08-26 19:36:24,100 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 324 transitions. Word has length 35 [2021-08-26 19:36:24,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:24,101 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 324 transitions. [2021-08-26 19:36:24,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 324 transitions. [2021-08-26 19:36:24,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-08-26 19:36:24,104 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:24,104 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:24,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 19:36:24,107 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:24,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:24,107 INFO L82 PathProgramCache]: Analyzing trace with hash -149586268, now seen corresponding path program 1 times [2021-08-26 19:36:24,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:24,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735861519] [2021-08-26 19:36:24,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:24,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-08-26 19:36:24,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:24,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735861519] [2021-08-26 19:36:24,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735861519] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:24,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:24,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:24,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17351851] [2021-08-26 19:36:24,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:24,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:24,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:24,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:24,223 INFO L87 Difference]: Start difference. First operand 230 states and 324 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 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) [2021-08-26 19:36:24,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:24,248 INFO L93 Difference]: Finished difference Result 450 states and 639 transitions. [2021-08-26 19:36:24,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:24,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 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 46 [2021-08-26 19:36:24,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:24,253 INFO L225 Difference]: With dead ends: 450 [2021-08-26 19:36:24,253 INFO L226 Difference]: Without dead ends: 232 [2021-08-26 19:36:24,254 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:24,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-08-26 19:36:24,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-08-26 19:36:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 230 states have (on average 1.4173913043478261) internal successors, (326), 231 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 326 transitions. [2021-08-26 19:36:24,260 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 326 transitions. Word has length 46 [2021-08-26 19:36:24,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:24,260 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 326 transitions. [2021-08-26 19:36:24,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 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) [2021-08-26 19:36:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 326 transitions. [2021-08-26 19:36:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-26 19:36:24,261 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:24,261 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:24,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 19:36:24,261 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:24,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:24,261 INFO L82 PathProgramCache]: Analyzing trace with hash -441874010, now seen corresponding path program 1 times [2021-08-26 19:36:24,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:24,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410685809] [2021-08-26 19:36:24,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:24,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 19:36:24,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:24,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410685809] [2021-08-26 19:36:24,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410685809] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:24,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992503260] [2021-08-26 19:36:24,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:24,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:24,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:24,385 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) [2021-08-26 19:36:24,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 19:36:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:24,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-26 19:36:24,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 19:36:24,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992503260] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:24,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-26 19:36:24,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2021-08-26 19:36:24,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873595906] [2021-08-26 19:36:24,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 19:36:24,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:24,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 19:36:24,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 19:36:24,901 INFO L87 Difference]: Start difference. First operand 232 states and 326 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:24,946 INFO L93 Difference]: Finished difference Result 781 states and 1104 transitions. [2021-08-26 19:36:24,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 19:36:24,946 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 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 48 [2021-08-26 19:36:24,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:24,948 INFO L225 Difference]: With dead ends: 781 [2021-08-26 19:36:24,948 INFO L226 Difference]: Without dead ends: 568 [2021-08-26 19:36:24,949 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.5ms TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-26 19:36:24,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2021-08-26 19:36:24,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 238. [2021-08-26 19:36:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 236 states have (on average 1.3983050847457628) internal successors, (330), 237 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 330 transitions. [2021-08-26 19:36:24,956 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 330 transitions. Word has length 48 [2021-08-26 19:36:24,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:24,956 INFO L470 AbstractCegarLoop]: Abstraction has 238 states and 330 transitions. [2021-08-26 19:36:24,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 330 transitions. [2021-08-26 19:36:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-26 19:36:24,957 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:24,957 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:24,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:25,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:25,173 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:25,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:25,173 INFO L82 PathProgramCache]: Analyzing trace with hash -384615708, now seen corresponding path program 1 times [2021-08-26 19:36:25,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:25,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520447421] [2021-08-26 19:36:25,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:25,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-08-26 19:36:25,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:25,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520447421] [2021-08-26 19:36:25,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520447421] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:25,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811055852] [2021-08-26 19:36:25,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:25,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:25,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:25,225 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) [2021-08-26 19:36:25,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-26 19:36:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:25,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-26 19:36:25,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 19:36:25,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811055852] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:25,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-26 19:36:25,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-08-26 19:36:25,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019886669] [2021-08-26 19:36:25,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:25,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:25,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:25,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-26 19:36:25,508 INFO L87 Difference]: Start difference. First operand 238 states and 330 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:25,525 INFO L93 Difference]: Finished difference Result 602 states and 843 transitions. [2021-08-26 19:36:25,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:25,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 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 48 [2021-08-26 19:36:25,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:25,528 INFO L225 Difference]: With dead ends: 602 [2021-08-26 19:36:25,528 INFO L226 Difference]: Without dead ends: 383 [2021-08-26 19:36:25,529 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.1ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-26 19:36:25,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2021-08-26 19:36:25,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 233. [2021-08-26 19:36:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 231 states have (on average 1.3896103896103895) internal successors, (321), 232 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 321 transitions. [2021-08-26 19:36:25,551 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 321 transitions. Word has length 48 [2021-08-26 19:36:25,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:25,552 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 321 transitions. [2021-08-26 19:36:25,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 321 transitions. [2021-08-26 19:36:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-08-26 19:36:25,554 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:25,554 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:25,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:25,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-08-26 19:36:25,757 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:25,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:25,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1309075040, now seen corresponding path program 1 times [2021-08-26 19:36:25,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:25,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972432669] [2021-08-26 19:36:25,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:25,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 19:36:25,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:25,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972432669] [2021-08-26 19:36:25,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972432669] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:25,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:25,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:25,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227185668] [2021-08-26 19:36:25,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 19:36:25,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:25,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 19:36:25,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 19:36:25,828 INFO L87 Difference]: Start difference. First operand 233 states and 321 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:25,852 INFO L93 Difference]: Finished difference Result 350 states and 486 transitions. [2021-08-26 19:36:25,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 19:36:25,853 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 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 50 [2021-08-26 19:36:25,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:25,854 INFO L225 Difference]: With dead ends: 350 [2021-08-26 19:36:25,854 INFO L226 Difference]: Without dead ends: 348 [2021-08-26 19:36:25,855 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 19:36:25,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-08-26 19:36:25,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 344. [2021-08-26 19:36:25,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 342 states have (on average 1.4035087719298245) internal successors, (480), 343 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 480 transitions. [2021-08-26 19:36:25,863 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 480 transitions. Word has length 50 [2021-08-26 19:36:25,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:25,863 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 480 transitions. [2021-08-26 19:36:25,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 480 transitions. [2021-08-26 19:36:25,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-08-26 19:36:25,864 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:25,865 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:25,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 19:36:25,865 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:25,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:25,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1524403008, now seen corresponding path program 1 times [2021-08-26 19:36:25,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:25,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346985838] [2021-08-26 19:36:25,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:25,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:25,930 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 19:36:25,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:25,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346985838] [2021-08-26 19:36:25,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346985838] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:25,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:25,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 19:36:25,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543960486] [2021-08-26 19:36:25,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 19:36:25,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:25,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 19:36:25,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:25,934 INFO L87 Difference]: Start difference. First operand 344 states and 480 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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) [2021-08-26 19:36:25,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:25,948 INFO L93 Difference]: Finished difference Result 724 states and 1019 transitions. [2021-08-26 19:36:25,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 19:36:25,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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 57 [2021-08-26 19:36:25,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:25,951 INFO L225 Difference]: With dead ends: 724 [2021-08-26 19:36:25,952 INFO L226 Difference]: Without dead ends: 494 [2021-08-26 19:36:25,952 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 19:36:25,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-08-26 19:36:25,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 344. [2021-08-26 19:36:25,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 342 states have (on average 1.391812865497076) internal successors, (476), 343 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 476 transitions. [2021-08-26 19:36:25,961 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 476 transitions. Word has length 57 [2021-08-26 19:36:25,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:25,962 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 476 transitions. [2021-08-26 19:36:25,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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) [2021-08-26 19:36:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 476 transitions. [2021-08-26 19:36:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-08-26 19:36:25,963 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:25,963 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:25,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 19:36:25,963 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:25,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:25,964 INFO L82 PathProgramCache]: Analyzing trace with hash -2111209022, now seen corresponding path program 1 times [2021-08-26 19:36:25,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:25,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109812101] [2021-08-26 19:36:25,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:25,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-08-26 19:36:26,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:26,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109812101] [2021-08-26 19:36:26,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109812101] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:26,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951523048] [2021-08-26 19:36:26,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:26,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:26,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:26,094 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) [2021-08-26 19:36:26,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-26 19:36:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:26,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-26 19:36:26,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 19:36:26,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951523048] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:26,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-26 19:36:26,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2021-08-26 19:36:26,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236691583] [2021-08-26 19:36:26,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 19:36:26,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:26,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 19:36:26,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-08-26 19:36:26,457 INFO L87 Difference]: Start difference. First operand 344 states and 476 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 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) [2021-08-26 19:36:26,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:26,504 INFO L93 Difference]: Finished difference Result 890 states and 1252 transitions. [2021-08-26 19:36:26,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 19:36:26,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 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 57 [2021-08-26 19:36:26,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:26,506 INFO L225 Difference]: With dead ends: 890 [2021-08-26 19:36:26,506 INFO L226 Difference]: Without dead ends: 660 [2021-08-26 19:36:26,506 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 43.5ms TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-08-26 19:36:26,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2021-08-26 19:36:26,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 344. [2021-08-26 19:36:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 342 states have (on average 1.3801169590643274) internal successors, (472), 343 states have internal predecessors, (472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 472 transitions. [2021-08-26 19:36:26,515 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 472 transitions. Word has length 57 [2021-08-26 19:36:26,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:26,516 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 472 transitions. [2021-08-26 19:36:26,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 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) [2021-08-26 19:36:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 472 transitions. [2021-08-26 19:36:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-26 19:36:26,516 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:26,516 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:26,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:26,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:26,729 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:26,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:26,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1004371994, now seen corresponding path program 1 times [2021-08-26 19:36:26,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:26,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293576493] [2021-08-26 19:36:26,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:26,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-26 19:36:26,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:26,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293576493] [2021-08-26 19:36:26,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293576493] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:26,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344648908] [2021-08-26 19:36:26,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:26,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:26,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:26,793 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) [2021-08-26 19:36:26,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-26 19:36:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:27,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-26 19:36:27,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-26 19:36:27,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344648908] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:27,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 19:36:27,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-26 19:36:27,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269084775] [2021-08-26 19:36:27,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 19:36:27,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:27,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 19:36:27,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-08-26 19:36:27,191 INFO L87 Difference]: Start difference. First operand 344 states and 472 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 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) [2021-08-26 19:36:27,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:27,214 INFO L93 Difference]: Finished difference Result 677 states and 934 transitions. [2021-08-26 19:36:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 19:36:27,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 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) Word has length 60 [2021-08-26 19:36:27,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:27,215 INFO L225 Difference]: With dead ends: 677 [2021-08-26 19:36:27,215 INFO L226 Difference]: Without dead ends: 346 [2021-08-26 19:36:27,216 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 22.8ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-08-26 19:36:27,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-08-26 19:36:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2021-08-26 19:36:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 344 states have (on average 1.377906976744186) internal successors, (474), 345 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 474 transitions. [2021-08-26 19:36:27,223 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 474 transitions. Word has length 60 [2021-08-26 19:36:27,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:27,224 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 474 transitions. [2021-08-26 19:36:27,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 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) [2021-08-26 19:36:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 474 transitions. [2021-08-26 19:36:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-08-26 19:36:27,224 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:27,225 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:27,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:27,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:27,441 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:27,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:27,441 INFO L82 PathProgramCache]: Analyzing trace with hash -661340892, now seen corresponding path program 2 times [2021-08-26 19:36:27,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:27,441 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550583612] [2021-08-26 19:36:27,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:27,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-26 19:36:27,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:27,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550583612] [2021-08-26 19:36:27,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550583612] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:27,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772417911] [2021-08-26 19:36:27,528 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 19:36:27,528 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:27,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:27,529 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 19:36:27,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-26 19:36:27,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 19:36:27,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 19:36:27,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-26 19:36:27,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-26 19:36:27,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772417911] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:27,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 19:36:27,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-26 19:36:27,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314640687] [2021-08-26 19:36:27,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 19:36:27,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:27,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 19:36:27,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-08-26 19:36:27,988 INFO L87 Difference]: Start difference. First operand 346 states and 474 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:28,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:28,035 INFO L93 Difference]: Finished difference Result 680 states and 937 transitions. [2021-08-26 19:36:28,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 19:36:28,035 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 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 62 [2021-08-26 19:36:28,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:28,036 INFO L225 Difference]: With dead ends: 680 [2021-08-26 19:36:28,036 INFO L226 Difference]: Without dead ends: 348 [2021-08-26 19:36:28,037 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 28.2ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-08-26 19:36:28,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-08-26 19:36:28,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2021-08-26 19:36:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 346 states have (on average 1.3757225433526012) internal successors, (476), 347 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 476 transitions. [2021-08-26 19:36:28,046 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 476 transitions. Word has length 62 [2021-08-26 19:36:28,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:28,046 INFO L470 AbstractCegarLoop]: Abstraction has 348 states and 476 transitions. [2021-08-26 19:36:28,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 476 transitions. [2021-08-26 19:36:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-08-26 19:36:28,046 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:28,047 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:28,066 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:28,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-26 19:36:28,255 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:28,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:28,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1957280934, now seen corresponding path program 3 times [2021-08-26 19:36:28,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:28,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296354964] [2021-08-26 19:36:28,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:28,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 19:36:28,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:28,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296354964] [2021-08-26 19:36:28,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296354964] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:28,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226045523] [2021-08-26 19:36:28,370 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 19:36:28,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:28,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:28,384 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 19:36:28,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-26 19:36:28,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-08-26 19:36:28,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 19:36:28,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-26 19:36:28,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:28,868 INFO L388 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 46 treesize of output 30 [2021-08-26 19:36:28,879 INFO L388 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 27 treesize of output 11 [2021-08-26 19:36:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-08-26 19:36:28,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226045523] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:28,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-26 19:36:28,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2021-08-26 19:36:28,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166764427] [2021-08-26 19:36:28,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 19:36:28,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:28,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 19:36:28,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-08-26 19:36:28,971 INFO L87 Difference]: Start difference. First operand 348 states and 476 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:29,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:29,034 INFO L93 Difference]: Finished difference Result 908 states and 1259 transitions. [2021-08-26 19:36:29,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 19:36:29,035 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 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 64 [2021-08-26 19:36:29,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:29,036 INFO L225 Difference]: With dead ends: 908 [2021-08-26 19:36:29,036 INFO L226 Difference]: Without dead ends: 583 [2021-08-26 19:36:29,037 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 69.3ms TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-08-26 19:36:29,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2021-08-26 19:36:29,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 360. [2021-08-26 19:36:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 358 states have (on average 1.3631284916201116) internal successors, (488), 359 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 488 transitions. [2021-08-26 19:36:29,046 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 488 transitions. Word has length 64 [2021-08-26 19:36:29,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:29,046 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 488 transitions. [2021-08-26 19:36:29,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 488 transitions. [2021-08-26 19:36:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-08-26 19:36:29,047 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:29,047 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:29,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:29,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:29,265 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:29,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:29,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1823267428, now seen corresponding path program 1 times [2021-08-26 19:36:29,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:29,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037127542] [2021-08-26 19:36:29,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:29,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 19:36:29,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:29,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037127542] [2021-08-26 19:36:29,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037127542] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:29,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078639812] [2021-08-26 19:36:29,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:29,347 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:29,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:29,358 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 19:36:29,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-26 19:36:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:29,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-26 19:36:29,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:29,838 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 19:36:29,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078639812] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:29,839 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 19:36:29,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-08-26 19:36:29,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316530056] [2021-08-26 19:36:29,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 19:36:29,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:29,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 19:36:29,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-08-26 19:36:29,840 INFO L87 Difference]: Start difference. First operand 360 states and 488 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 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) [2021-08-26 19:36:29,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:29,873 INFO L93 Difference]: Finished difference Result 707 states and 964 transitions. [2021-08-26 19:36:29,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 19:36:29,873 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 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) Word has length 64 [2021-08-26 19:36:29,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:29,875 INFO L225 Difference]: With dead ends: 707 [2021-08-26 19:36:29,875 INFO L226 Difference]: Without dead ends: 362 [2021-08-26 19:36:29,875 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 43.9ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-08-26 19:36:29,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-08-26 19:36:29,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2021-08-26 19:36:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 360 states have (on average 1.3611111111111112) internal successors, (490), 361 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 490 transitions. [2021-08-26 19:36:29,885 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 490 transitions. Word has length 64 [2021-08-26 19:36:29,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:29,885 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 490 transitions. [2021-08-26 19:36:29,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 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) [2021-08-26 19:36:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 490 transitions. [2021-08-26 19:36:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-08-26 19:36:29,886 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:29,886 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:29,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:30,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:30,101 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:30,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:30,101 INFO L82 PathProgramCache]: Analyzing trace with hash -471457758, now seen corresponding path program 2 times [2021-08-26 19:36:30,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:30,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172842196] [2021-08-26 19:36:30,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:30,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-26 19:36:30,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:30,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172842196] [2021-08-26 19:36:30,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172842196] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 19:36:30,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945334701] [2021-08-26 19:36:30,970 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 19:36:30,970 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 19:36:30,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 19:36:30,973 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 19:36:30,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-26 19:36:31,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 19:36:31,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 19:36:31,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 52 conjunts are in the unsatisfiable core [2021-08-26 19:36:31,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 19:36:31,582 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-26 19:36:31,583 INFO L388 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 103 treesize of output 72 [2021-08-26 19:36:31,592 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-26 19:36:31,592 INFO L388 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 66 treesize of output 51 [2021-08-26 19:36:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-08-26 19:36:31,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945334701] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:31,664 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-26 19:36:31,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 17 [2021-08-26 19:36:31,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013790750] [2021-08-26 19:36:31,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 19:36:31,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:31,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 19:36:31,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2021-08-26 19:36:31,665 INFO L87 Difference]: Start difference. First operand 362 states and 490 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:31,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:31,787 INFO L93 Difference]: Finished difference Result 815 states and 1107 transitions. [2021-08-26 19:36:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 19:36:31,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 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 66 [2021-08-26 19:36:31,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:31,789 INFO L225 Difference]: With dead ends: 815 [2021-08-26 19:36:31,789 INFO L226 Difference]: Without dead ends: 577 [2021-08-26 19:36:31,790 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 72 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 348.1ms TimeCoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2021-08-26 19:36:31,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2021-08-26 19:36:31,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 261. [2021-08-26 19:36:31,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 259 states have (on average 1.3243243243243243) internal successors, (343), 260 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 343 transitions. [2021-08-26 19:36:31,799 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 343 transitions. Word has length 66 [2021-08-26 19:36:31,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:31,799 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 343 transitions. [2021-08-26 19:36:31,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-08-26 19:36:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-08-26 19:36:31,800 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 19:36:31,800 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 19:36:31,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-26 19:36:32,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-26 19:36:32,017 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 19:36:32,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 19:36:32,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1010145065, now seen corresponding path program 1 times [2021-08-26 19:36:32,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 19:36:32,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086241956] [2021-08-26 19:36:32,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 19:36:32,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 19:36:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 19:36:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-08-26 19:36:32,091 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 19:36:32,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086241956] [2021-08-26 19:36:32,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086241956] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 19:36:32,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 19:36:32,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 19:36:32,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625124843] [2021-08-26 19:36:32,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 19:36:32,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 19:36:32,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 19:36:32,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 19:36:32,092 INFO L87 Difference]: Start difference. First operand 261 states and 343 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 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) [2021-08-26 19:36:32,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 19:36:32,110 INFO L93 Difference]: Finished difference Result 261 states and 343 transitions. [2021-08-26 19:36:32,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 19:36:32,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 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) Word has length 68 [2021-08-26 19:36:32,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 19:36:32,110 INFO L225 Difference]: With dead ends: 261 [2021-08-26 19:36:32,110 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 19:36:32,111 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 19:36:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 19:36:32,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 19:36:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 19:36:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 19:36:32,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-08-26 19:36:32,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 19:36:32,111 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 19:36:32,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 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) [2021-08-26 19:36:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 19:36:32,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 19:36:32,114 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 19:36:32,114 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 19:36:32,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-26 19:36:32,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 19:36:32,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 19:36:32,753 INFO L857 garLoopResultBuilder]: For program point L6113-2(lines 6113 6116) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L853 garLoopResultBuilder]: At program point L6394(lines 6393 6395) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L853 garLoopResultBuilder]: At program point L6328(lines 6314 6330) the Hoare annotation is: (let ((.cse7 (+ (* ULTIMATE.start_pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) 16))) (let ((.cse4 (select (select |#memory_$Pointer$.offset| .cse5) .cse6)) (.cse3 (select (select |#memory_$Pointer$.base| .cse5) .cse6))) (let ((.cse0 (= .cse3 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse1 (= ULTIMATE.start_ldv_try_module_get_~module.offset .cse4)) (.cse2 (= ~ldv_retval_0~0 0))) (or (and (= ~ldv_module_refcounter~0 1) (= |ULTIMATE.start_ldv_try_module_get_#res| 0) .cse0 .cse1 .cse2) (and .cse0 (<= 2 ~ldv_module_refcounter~0) (<= 1 |ULTIMATE.start_ldv_try_module_get_#res|) (not (= 0 (mod (+ .cse3 .cse4) 18446744073709551616))) (<= ~ldv_module_refcounter~0 2) .cse1 .cse2)))))) [2021-08-26 19:36:32,754 INFO L860 garLoopResultBuilder]: At program point L5932-1(lines 5931 5934) the Hoare annotation is: true [2021-08-26 19:36:32,754 INFO L860 garLoopResultBuilder]: At program point L5932-2(lines 5931 5934) the Hoare annotation is: true [2021-08-26 19:36:32,754 INFO L860 garLoopResultBuilder]: At program point L5932(lines 5931 5934) the Hoare annotation is: true [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point L6180(lines 6180 6236) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L860 garLoopResultBuilder]: At program point L6362(lines 6359 6368) the Hoare annotation is: true [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point L6263(line 6263) no Hoare annotation was computed. [2021-08-26 19:36:32,754 INFO L857 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6214(lines 6214 6218) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6181(line 6181) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6214-2(lines 6212 6224) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6182(lines 6182 6197) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L5918(lines 5913 5920) the Hoare annotation is: (let ((.cse4 (+ (* ULTIMATE.start_pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse1 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (= ~ldv_module_refcounter~0 1) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.base) (not (= 0 (mod (+ .cse0 .cse1) 18446744073709551616))) (= ULTIMATE.start_ldv_try_module_get_~module.offset .cse1) (= ~ldv_retval_0~0 0))))) [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L6397(lines 1 6402) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6199(line 6199) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L6133(lines 6106 6135) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L5902(lines 5894 5904) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L5902-1(lines 5894 5904) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L6249(lines 6244 6251) the Hoare annotation is: (let ((.cse7 (+ (* ULTIMATE.start_pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) 16))) (let ((.cse4 (select (select |#memory_$Pointer$.offset| .cse5) .cse6)) (.cse3 (select (select |#memory_$Pointer$.base| .cse5) .cse6))) (let ((.cse0 (= .cse3 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse1 (= ULTIMATE.start_ldv_try_module_get_~module.offset .cse4)) (.cse2 (= ~ldv_retval_0~0 0))) (or (and (= ~ldv_module_refcounter~0 1) (= |ULTIMATE.start_ldv_try_module_get_#res| 0) .cse0 (= 0 |ULTIMATE.start_ldv_try_module_get_5_#res|) .cse1 .cse2) (and .cse0 (<= 1 |ULTIMATE.start_ldv_try_module_get_5_#res|) (<= 2 ~ldv_module_refcounter~0) (<= |ULTIMATE.start_ldv_try_module_get_5_#res| 1) (<= 1 |ULTIMATE.start_ldv_try_module_get_#res|) (not (= 0 (mod (+ .cse3 .cse4) 18446744073709551616))) (<= ~ldv_module_refcounter~0 2) .cse1 .cse2)))))) [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6117(lines 6117 6130) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L853 garLoopResultBuilder]: At program point L6134(lines 6101 6136) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6200(lines 6200 6232) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6184(lines 6184 6194) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6234(line 6234) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6185(line 6185) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6334(lines 6334 6341) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,755 INFO L857 garLoopResultBuilder]: For program point L6202(lines 6202 6229) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L6334-2(lines 1 6402) the Hoare annotation is: (let ((.cse4 (+ (* ULTIMATE.start_pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse1 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (= ~ldv_module_refcounter~0 1) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.base) (<= 1 |ULTIMATE.start_ldv_try_module_get_5_#res|) (<= |ULTIMATE.start_ldv_try_module_get_5_#res| 1) (<= 1 |ULTIMATE.start_ldv_try_module_get_#res|) (<= ULTIMATE.start_pppox_create_~tmp~8 1) (= ULTIMATE.start_pppox_create_~tmp___0~3 0) (not (= 0 (mod (+ .cse0 .cse1) 18446744073709551616))) (= ULTIMATE.start_ldv_try_module_get_~module.offset .cse1) (<= 1 ULTIMATE.start_pppox_create_~tmp~8) (= ~ldv_retval_0~0 0) (not (= 0 (mod (+ ULTIMATE.start_ldv_module_put_~module.base ULTIMATE.start_ldv_module_put_~module.offset) 18446744073709551616))))))) [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6318(lines 6318 6327) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6186(lines 6186 6190) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6335-1(lines 6335 6338) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6335(lines 6335 6338) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6203(line 6203) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6121-2(lines 6119 6130) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6121(lines 6121 6125) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L5857(lines 5857 5859) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L5857-1(lines 5857 5859) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L6237(lines 6167 6242) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6204(lines 6204 6209) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6320(lines 6320 6325) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L6221(lines 6362 6365) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L5858(line 5858) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L5858-2(line 5858) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6108(lines 6108 6111) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L5910(lines 5905 5912) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L5910-1(lines 5905 5912) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,756 INFO L860 garLoopResultBuilder]: At program point L6241(lines 6156 6243) the Hoare annotation is: true [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L6192(line 6192) no Hoare annotation was computed. [2021-08-26 19:36:32,756 INFO L853 garLoopResultBuilder]: At program point L6143(lines 6138 6145) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,756 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L853 garLoopResultBuilder]: At program point L-1-4(line -1) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L853 garLoopResultBuilder]: At program point L-1-7(line -1) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L-1-8(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L6227(line 6227) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L6211(line 6211) no Hoare annotation was computed. [2021-08-26 19:36:32,757 INFO L853 garLoopResultBuilder]: At program point L6377(lines 6376 6378) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_retval_0~0 0)) [2021-08-26 19:36:32,757 INFO L857 garLoopResultBuilder]: For program point L6212(lines 6212 6225) no Hoare annotation was computed. [2021-08-26 19:36:32,760 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 19:36:32,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,788 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,801 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,801 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 07:36:32 BoogieIcfgContainer [2021-08-26 19:36:32,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 19:36:32,804 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 19:36:32,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 19:36:32,804 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 19:36:32,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 07:36:23" (3/4) ... [2021-08-26 19:36:32,807 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 19:36:32,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-08-26 19:36:32,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-08-26 19:36:32,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 19:36:32,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 19:36:32,835 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((ldv_module_refcounter == 1 && \result == 0) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) || ((((((#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module && 2 <= ldv_module_refcounter) && 1 <= \result) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && ldv_module_refcounter <= 2) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) [2021-08-26 19:36:32,835 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((ldv_module_refcounter == 1 && \result == 0) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && 0 == \result) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) || ((((((((#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module && 1 <= \result) && 2 <= ldv_module_refcounter) && \result <= 1) && 1 <= \result) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && ldv_module_refcounter <= 2) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) [2021-08-26 19:36:32,836 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((ldv_module_refcounter == 1 && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && 1 <= \result) && \result <= 1) && 1 <= \result) && tmp <= 1) && tmp___0 == 0) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && 1 <= tmp) && ldv_retval_0 == 0) && !(0 == (module + module) % 18446744073709551616) [2021-08-26 19:36:32,894 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 19:36:32,895 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 19:36:32,895 INFO L168 Benchmark]: Toolchain (without parser) took 11401.18 ms. Allocated memory was 69.2 MB in the beginning and 281.0 MB in the end (delta: 211.8 MB). Free memory was 43.3 MB in the beginning and 228.0 MB in the end (delta: -184.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,896 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory was 50.8 MB in the beginning and 50.8 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:36:32,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.98 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 43.0 MB in the beginning and 34.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.78 ms. Allocated memory is still 83.9 MB. Free memory was 34.0 MB in the beginning and 30.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,896 INFO L168 Benchmark]: Boogie Preprocessor took 90.57 ms. Allocated memory is still 83.9 MB. Free memory was 30.1 MB in the beginning and 40.7 MB in the end (delta: -10.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,897 INFO L168 Benchmark]: RCFGBuilder took 738.18 ms. Allocated memory was 83.9 MB in the beginning and 123.7 MB in the end (delta: 39.8 MB). Free memory was 40.7 MB in the beginning and 76.3 MB in the end (delta: -35.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,897 INFO L168 Benchmark]: TraceAbstraction took 9628.56 ms. Allocated memory was 123.7 MB in the beginning and 281.0 MB in the end (delta: 157.3 MB). Free memory was 76.3 MB in the beginning and 238.5 MB in the end (delta: -162.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,897 INFO L168 Benchmark]: Witness Printer took 90.54 ms. Allocated memory is still 281.0 MB. Free memory was 238.5 MB in the beginning and 228.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-26 19:36:32,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory was 50.8 MB in the beginning and 50.8 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 778.98 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 43.0 MB in the beginning and 34.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.78 ms. Allocated memory is still 83.9 MB. Free memory was 34.0 MB in the beginning and 30.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.57 ms. Allocated memory is still 83.9 MB. Free memory was 30.1 MB in the beginning and 40.7 MB in the end (delta: -10.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 738.18 ms. Allocated memory was 83.9 MB in the beginning and 123.7 MB in the end (delta: 39.8 MB). Free memory was 40.7 MB in the beginning and 76.3 MB in the end (delta: -35.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9628.56 ms. Allocated memory was 123.7 MB in the beginning and 281.0 MB in the end (delta: 157.3 MB). Free memory was 76.3 MB in the beginning and 238.5 MB in the end (delta: -162.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 16.1 GB. * Witness Printer took 90.54 ms. Allocated memory is still 281.0 MB. Free memory was 238.5 MB in the beginning and 228.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 9551.4ms, OverallIterations: 17, TraceHistogramMax: 4, EmptinessCheckTime: 21.6ms, AutomataDifference: 702.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 638.8ms, InitialAbstractionConstructionTime: 6.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1763 SDtfs, 1203 SDslu, 2764 SDs, 0 SdLazy, 244 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 255.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 562 GetRequests, 484 SyntacticMatches, 5 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 644.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=362occurred in iteration=15, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 180.2ms AutomataMinimizationTime, 17 MinimizatonAttempts, 1501 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 93 NumberOfFragments, 731 HoareAnnotationTreeSize, 23 FomulaSimplifications, 55272 FormulaSimplificationTreeSizeReduction, 244.5ms HoareSimplificationTime, 23 FomulaSimplificationsInter, 5037 FormulaSimplificationTreeSizeReductionInter, 385.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 320.4ms SsaConstructionTime, 1448.0ms SatisfiabilityAnalysisTime, 3150.9ms InterpolantComputationTime, 1306 NumberOfCodeBlocks, 1293 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 1281 ConstructedInterpolants, 0 QuantifiedInterpolants, 3702 SizeOfPredicates, 60 NumberOfNonLiveVariables, 5821 ConjunctsInSsa, 132 ConjunctsInUnsatCore, 25 InterpolantComputations, 14 PerfectInterpolantSequences, 238/278 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: 6244]: Loop Invariant [2021-08-26 19:36:32,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((ldv_module_refcounter == 1 && \result == 0) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && 0 == \result) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) || ((((((((#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module && 1 <= \result) && 2 <= ldv_module_refcounter) && \result <= 1) && 1 <= \result) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && ldv_module_refcounter <= 2) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 1]: Loop Invariant [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((((((((((ldv_module_refcounter == 1 && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && 1 <= \result) && \result <= 1) && 1 <= \result) && tmp <= 1) && tmp___0 == 0) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && 1 <= tmp) && ldv_retval_0 == 0) && !(0 == (module + module) % 18446744073709551616) - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 6314]: Loop Invariant [2021-08-26 19:36:32,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((((ldv_module_refcounter == 1 && \result == 0) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) || ((((((#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module && 2 <= ldv_module_refcounter) && 1 <= \result) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && ldv_module_refcounter <= 2) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0) - InvariantResult [Line: 6156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6376]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: 6362]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_1 == 0) && ldv_retval_0 == 0 - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 6359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6101]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 5913]: Loop Invariant [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,929 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-08-26 19:36:32,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((ldv_module_refcounter == 1 && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] == module) && !(0 == (#memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16] + #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) % 18446744073709551616)) && module == #memory_$Pointer$[#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos]][#memory_$Pointer$[pppox_protos][protocol * 8 + pppox_protos] + 16]) && ldv_retval_0 == 0 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6393]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6106]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-08-26 19:36:32,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...