./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--char--raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:37:14,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:37:14,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:37:14,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:37:14,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:37:14,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:37:14,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:37:14,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:37:14,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:37:14,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:37:14,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:37:14,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:37:14,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:37:14,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:37:14,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:37:14,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:37:14,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:37:14,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:37:14,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:37:14,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:37:14,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:37:14,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:37:14,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:37:14,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:37:14,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:37:14,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:37:14,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:37:14,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:37:14,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:37:14,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:37:14,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:37:14,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:37:14,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:37:14,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:37:14,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:37:14,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:37:14,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:37:14,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:37:14,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:37:14,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:37:14,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:37:14,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 00:37:14,275 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:37:14,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:37:14,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:37:14,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:37:14,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:37:14,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:37:14,282 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:37:14,282 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:37:14,282 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:37:14,283 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:37:14,284 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:37:14,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:37:14,284 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:37:14,284 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:37:14,285 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:37:14,285 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:37:14,286 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:37:14,286 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:37:14,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:37:14,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:37:14,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:37:14,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:37:14,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:37:14,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:37:14,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:37:14,288 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:37:14,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:37:14,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:37:14,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:37:14,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:37:14,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:37:14,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:37:14,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:37:14,292 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:37:14,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:37:14,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:37:14,292 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:37:14,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:37:14,293 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2021-11-21 00:37:14,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:37:14,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:37:14,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:37:14,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:37:14,677 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:37:14,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:37:14,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/8b6e3b81f/270ea0956cf44371adfc7a13ab012013/FLAG5a8ba2ee6 [2021-11-21 00:37:15,376 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:37:15,377 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:37:15,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/8b6e3b81f/270ea0956cf44371adfc7a13ab012013/FLAG5a8ba2ee6 [2021-11-21 00:37:15,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/8b6e3b81f/270ea0956cf44371adfc7a13ab012013 [2021-11-21 00:37:15,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:37:15,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:37:15,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:37:15,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:37:15,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:37:15,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:37:15" (1/1) ... [2021-11-21 00:37:15,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2439a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:15, skipping insertion in model container [2021-11-21 00:37:15,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:37:15" (1/1) ... [2021-11-21 00:37:15,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:37:15,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:37:16,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2021-11-21 00:37:16,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:37:16,614 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:37:16,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2021-11-21 00:37:16,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:37:17,061 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:37:17,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17 WrapperNode [2021-11-21 00:37:17,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:37:17,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:37:17,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:37:17,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:37:17,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,238 INFO L137 Inliner]: procedures = 114, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1200 [2021-11-21 00:37:17,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:37:17,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:37:17,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:37:17,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:37:17,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:37:17,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:37:17,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:37:17,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:37:17,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (1/1) ... [2021-11-21 00:37:17,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:37:17,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:37:17,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:37:17,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:37:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2021-11-21 00:37:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2021-11-21 00:37:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-21 00:37:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-21 00:37:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 00:37:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 00:37:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 00:37:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 00:37:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 00:37:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2021-11-21 00:37:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2021-11-21 00:37:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 00:37:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 00:37:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-21 00:37:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-21 00:37:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2021-11-21 00:37:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2021-11-21 00:37:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 00:37:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 00:37:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 00:37:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 00:37:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 00:37:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 00:37:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 00:37:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 00:37:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 00:37:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2021-11-21 00:37:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2021-11-21 00:37:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-21 00:37:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-21 00:37:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-21 00:37:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-21 00:37:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 00:37:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 00:37:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 00:37:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-21 00:37:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-21 00:37:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 00:37:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 00:37:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:37:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:37:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 00:37:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 00:37:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 00:37:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 00:37:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-21 00:37:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-21 00:37:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:37:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 00:37:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2021-11-21 00:37:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2021-11-21 00:37:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-21 00:37:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-21 00:37:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-21 00:37:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-21 00:37:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-11-21 00:37:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-11-21 00:37:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-21 00:37:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-21 00:37:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2021-11-21 00:37:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2021-11-21 00:37:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:37:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:37:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:37:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 00:37:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 00:37:17,997 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:37:18,001 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:37:18,320 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 00:37:19,086 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:37:19,285 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:37:19,285 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:37:19,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:37:19 BoogieIcfgContainer [2021-11-21 00:37:19,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:37:19,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:37:19,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:37:19,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:37:19,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:37:15" (1/3) ... [2021-11-21 00:37:19,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eab9c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:37:19, skipping insertion in model container [2021-11-21 00:37:19,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:37:17" (2/3) ... [2021-11-21 00:37:19,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eab9c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:37:19, skipping insertion in model container [2021-11-21 00:37:19,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:37:19" (3/3) ... [2021-11-21 00:37:19,297 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:37:19,302 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:37:19,302 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 00:37:19,350 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:37:19,357 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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 [2021-11-21 00:37:19,357 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 00:37:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2021-11-21 00:37:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 00:37:19,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:19,399 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:19,399 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:19,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:19,405 INFO L85 PathProgramCache]: Analyzing trace with hash -821374808, now seen corresponding path program 1 times [2021-11-21 00:37:19,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:19,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11184132] [2021-11-21 00:37:19,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:19,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-21 00:37:20,061 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:20,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11184132] [2021-11-21 00:37:20,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11184132] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:20,062 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:37:20,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:37:20,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378002478] [2021-11-21 00:37:20,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:20,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:37:20,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:20,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:37:20,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:20,122 INFO L87 Difference]: Start difference. First operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 00:37:20,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:20,814 INFO L93 Difference]: Finished difference Result 762 states and 1076 transitions. [2021-11-21 00:37:20,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:37:20,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2021-11-21 00:37:20,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:20,835 INFO L225 Difference]: With dead ends: 762 [2021-11-21 00:37:20,836 INFO L226 Difference]: Without dead ends: 497 [2021-11-21 00:37:20,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:20,846 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 327 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:20,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 727 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:37:20,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2021-11-21 00:37:20,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 494. [2021-11-21 00:37:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 322 states have (on average 1.375776397515528) internal successors, (443), 326 states have internal predecessors, (443), 122 states have call successors, (122), 50 states have call predecessors, (122), 49 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2021-11-21 00:37:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 685 transitions. [2021-11-21 00:37:20,970 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 685 transitions. Word has length 131 [2021-11-21 00:37:20,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:20,971 INFO L470 AbstractCegarLoop]: Abstraction has 494 states and 685 transitions. [2021-11-21 00:37:20,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 00:37:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 685 transitions. [2021-11-21 00:37:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 00:37:20,977 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:20,977 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:20,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:37:20,978 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:20,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:20,979 INFO L85 PathProgramCache]: Analyzing trace with hash -996015596, now seen corresponding path program 1 times [2021-11-21 00:37:20,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:20,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246665866] [2021-11-21 00:37:20,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:20,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:21,274 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-21 00:37:21,274 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:21,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246665866] [2021-11-21 00:37:21,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246665866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:21,275 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:37:21,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:37:21,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218598312] [2021-11-21 00:37:21,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:21,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:37:21,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:21,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:37:21,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:21,278 INFO L87 Difference]: Start difference. First operand 494 states and 685 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 00:37:21,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:21,687 INFO L93 Difference]: Finished difference Result 1387 states and 1936 transitions. [2021-11-21 00:37:21,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:37:21,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2021-11-21 00:37:21,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:21,704 INFO L225 Difference]: With dead ends: 1387 [2021-11-21 00:37:21,705 INFO L226 Difference]: Without dead ends: 925 [2021-11-21 00:37:21,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:21,716 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 338 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:21,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [338 Valid, 680 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:37:21,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2021-11-21 00:37:21,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 921. [2021-11-21 00:37:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 608 states have (on average 1.3898026315789473) internal successors, (845), 615 states have internal predecessors, (845), 219 states have call successors, (219), 94 states have call predecessors, (219), 93 states have return successors, (221), 217 states have call predecessors, (221), 217 states have call successors, (221) [2021-11-21 00:37:21,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1285 transitions. [2021-11-21 00:37:21,820 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1285 transitions. Word has length 130 [2021-11-21 00:37:21,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:21,823 INFO L470 AbstractCegarLoop]: Abstraction has 921 states and 1285 transitions. [2021-11-21 00:37:21,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 00:37:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1285 transitions. [2021-11-21 00:37:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-21 00:37:21,841 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:21,841 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:21,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 00:37:21,842 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:21,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:21,842 INFO L85 PathProgramCache]: Analyzing trace with hash -160076248, now seen corresponding path program 1 times [2021-11-21 00:37:21,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:21,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035008291] [2021-11-21 00:37:21,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:21,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-21 00:37:22,049 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:22,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035008291] [2021-11-21 00:37:22,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035008291] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:22,049 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:37:22,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:37:22,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835953139] [2021-11-21 00:37:22,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:22,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:37:22,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:22,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:37:22,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:22,052 INFO L87 Difference]: Start difference. First operand 921 states and 1285 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 00:37:22,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:22,441 INFO L93 Difference]: Finished difference Result 1790 states and 2462 transitions. [2021-11-21 00:37:22,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:37:22,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2021-11-21 00:37:22,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:22,449 INFO L225 Difference]: With dead ends: 1790 [2021-11-21 00:37:22,449 INFO L226 Difference]: Without dead ends: 913 [2021-11-21 00:37:22,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:22,462 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 224 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:22,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 649 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:37:22,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2021-11-21 00:37:22,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 903. [2021-11-21 00:37:22,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 903 states, 588 states have (on average 1.369047619047619) internal successors, (805), 596 states have internal predecessors, (805), 210 states have call successors, (210), 105 states have call predecessors, (210), 104 states have return successors, (210), 207 states have call predecessors, (210), 208 states have call successors, (210) [2021-11-21 00:37:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1225 transitions. [2021-11-21 00:37:22,526 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1225 transitions. Word has length 148 [2021-11-21 00:37:22,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:22,527 INFO L470 AbstractCegarLoop]: Abstraction has 903 states and 1225 transitions. [2021-11-21 00:37:22,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 00:37:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1225 transitions. [2021-11-21 00:37:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-21 00:37:22,536 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:22,536 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:22,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 00:37:22,536 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:22,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:22,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1723793366, now seen corresponding path program 1 times [2021-11-21 00:37:22,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:22,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323149800] [2021-11-21 00:37:22,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:22,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:22,794 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-11-21 00:37:22,794 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:22,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323149800] [2021-11-21 00:37:22,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323149800] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:22,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:37:22,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:37:22,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901050829] [2021-11-21 00:37:22,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:22,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:37:22,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:22,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:37:22,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:22,802 INFO L87 Difference]: Start difference. First operand 903 states and 1225 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-11-21 00:37:23,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:23,400 INFO L93 Difference]: Finished difference Result 1960 states and 2655 transitions. [2021-11-21 00:37:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:37:23,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 191 [2021-11-21 00:37:23,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:23,416 INFO L225 Difference]: With dead ends: 1960 [2021-11-21 00:37:23,416 INFO L226 Difference]: Without dead ends: 1188 [2021-11-21 00:37:23,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:37:23,421 INFO L933 BasicCegarLoop]: 475 mSDtfsCounter, 193 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:23,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 785 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:37:23,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2021-11-21 00:37:23,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1175. [2021-11-21 00:37:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 776 states have (on average 1.375) internal successors, (1067), 784 states have internal predecessors, (1067), 262 states have call successors, (262), 137 states have call predecessors, (262), 136 states have return successors, (262), 259 states have call predecessors, (262), 260 states have call successors, (262) [2021-11-21 00:37:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1591 transitions. [2021-11-21 00:37:23,486 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1591 transitions. Word has length 191 [2021-11-21 00:37:23,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:23,488 INFO L470 AbstractCegarLoop]: Abstraction has 1175 states and 1591 transitions. [2021-11-21 00:37:23,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-11-21 00:37:23,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1591 transitions. [2021-11-21 00:37:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-21 00:37:23,494 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:23,494 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:23,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 00:37:23,494 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:23,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:23,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1047832876, now seen corresponding path program 1 times [2021-11-21 00:37:23,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:23,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454574783] [2021-11-21 00:37:23,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:23,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2021-11-21 00:37:23,891 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:23,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454574783] [2021-11-21 00:37:23,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454574783] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:23,892 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:37:23,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:37:23,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268362336] [2021-11-21 00:37:23,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:23,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:37:23,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:23,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:37:23,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 00:37:23,895 INFO L87 Difference]: Start difference. First operand 1175 states and 1591 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-21 00:37:24,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:24,614 INFO L93 Difference]: Finished difference Result 3261 states and 4398 transitions. [2021-11-21 00:37:24,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 00:37:24,615 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 211 [2021-11-21 00:37:24,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:24,632 INFO L225 Difference]: With dead ends: 3261 [2021-11-21 00:37:24,632 INFO L226 Difference]: Without dead ends: 2217 [2021-11-21 00:37:24,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-21 00:37:24,637 INFO L933 BasicCegarLoop]: 495 mSDtfsCounter, 368 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:24,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [371 Valid, 1769 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:37:24,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2217 states. [2021-11-21 00:37:24,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2217 to 1999. [2021-11-21 00:37:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1999 states, 1335 states have (on average 1.3797752808988764) internal successors, (1842), 1352 states have internal predecessors, (1842), 430 states have call successors, (430), 225 states have call predecessors, (430), 233 states have return successors, (444), 429 states have call predecessors, (444), 428 states have call successors, (444) [2021-11-21 00:37:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 2716 transitions. [2021-11-21 00:37:24,775 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 2716 transitions. Word has length 211 [2021-11-21 00:37:24,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:24,775 INFO L470 AbstractCegarLoop]: Abstraction has 1999 states and 2716 transitions. [2021-11-21 00:37:24,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-21 00:37:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2716 transitions. [2021-11-21 00:37:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-21 00:37:24,782 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:24,782 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:24,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 00:37:24,783 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:24,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:24,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1982072347, now seen corresponding path program 1 times [2021-11-21 00:37:24,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:24,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631158230] [2021-11-21 00:37:24,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:24,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-11-21 00:37:25,064 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:25,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631158230] [2021-11-21 00:37:25,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631158230] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:37:25,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995239080] [2021-11-21 00:37:25,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:25,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:37:25,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:37:25,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:37:25,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 00:37:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:25,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 2121 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 00:37:25,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:37:26,095 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2021-11-21 00:37:26,095 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 00:37:26,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995239080] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:26,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:37:26,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2021-11-21 00:37:26,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098079089] [2021-11-21 00:37:26,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:26,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:37:26,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:26,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:37:26,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-21 00:37:26,098 INFO L87 Difference]: Start difference. First operand 1999 states and 2716 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-21 00:37:26,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:26,709 INFO L93 Difference]: Finished difference Result 3121 states and 4210 transitions. [2021-11-21 00:37:26,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:37:26,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 222 [2021-11-21 00:37:26,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:26,718 INFO L225 Difference]: With dead ends: 3121 [2021-11-21 00:37:26,718 INFO L226 Difference]: Without dead ends: 1222 [2021-11-21 00:37:26,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:37:26,724 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 16 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:26,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 1354 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:37:26,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2021-11-21 00:37:26,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1150. [2021-11-21 00:37:26,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1150 states, 757 states have (on average 1.3659180977542933) internal successors, (1034), 768 states have internal predecessors, (1034), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2021-11-21 00:37:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1551 transitions. [2021-11-21 00:37:26,791 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1551 transitions. Word has length 222 [2021-11-21 00:37:26,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:26,792 INFO L470 AbstractCegarLoop]: Abstraction has 1150 states and 1551 transitions. [2021-11-21 00:37:26,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-21 00:37:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1551 transitions. [2021-11-21 00:37:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-21 00:37:26,797 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:26,798 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:26,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 00:37:27,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:37:27,020 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:27,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:27,020 INFO L85 PathProgramCache]: Analyzing trace with hash -355837059, now seen corresponding path program 1 times [2021-11-21 00:37:27,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:27,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647218251] [2021-11-21 00:37:27,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:27,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:27,365 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-21 00:37:27,365 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:27,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647218251] [2021-11-21 00:37:27,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647218251] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:37:27,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295220509] [2021-11-21 00:37:27,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:27,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:37:27,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:37:27,367 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:37:27,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 00:37:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:28,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-21 00:37:28,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:37:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-21 00:37:28,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 00:37:28,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295220509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:37:28,539 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:37:28,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-21 00:37:28,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592113440] [2021-11-21 00:37:28,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:37:28,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:37:28,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:37:28,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:37:28,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:37:28,542 INFO L87 Difference]: Start difference. First operand 1150 states and 1551 transitions. Second operand has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-21 00:37:29,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:37:29,149 INFO L93 Difference]: Finished difference Result 2282 states and 3092 transitions. [2021-11-21 00:37:29,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:37:29,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 233 [2021-11-21 00:37:29,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:37:29,158 INFO L225 Difference]: With dead ends: 2282 [2021-11-21 00:37:29,159 INFO L226 Difference]: Without dead ends: 1151 [2021-11-21 00:37:29,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-21 00:37:29,163 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1 mSDsluCounter, 757 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:37:29,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 985 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:37:29,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2021-11-21 00:37:29,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2021-11-21 00:37:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 758 states have (on average 1.3654353562005277) internal successors, (1035), 769 states have internal predecessors, (1035), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2021-11-21 00:37:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1552 transitions. [2021-11-21 00:37:29,260 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1552 transitions. Word has length 233 [2021-11-21 00:37:29,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:37:29,261 INFO L470 AbstractCegarLoop]: Abstraction has 1151 states and 1552 transitions. [2021-11-21 00:37:29,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-21 00:37:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1552 transitions. [2021-11-21 00:37:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-21 00:37:29,267 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:37:29,267 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:37:29,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 00:37:29,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:37:29,484 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:37:29,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:37:29,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1821498994, now seen corresponding path program 1 times [2021-11-21 00:37:29,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:37:29,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939716785] [2021-11-21 00:37:29,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:29,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:37:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-11-21 00:37:29,863 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:37:29,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939716785] [2021-11-21 00:37:29,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939716785] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 00:37:29,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216849029] [2021-11-21 00:37:29,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:37:29,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:37:29,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:37:29,868 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:37:29,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 00:37:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:37:30,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 263 conjunts are in the unsatisfiable core [2021-11-21 00:37:30,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:37:30,711 INFO L354 Elim1Store]: treesize reduction 224, result has 0.4 percent of original size [2021-11-21 00:37:30,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 185 treesize of output 169 [2021-11-21 00:37:33,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 00:37:34,145 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 11 treesize of output 7 [2021-11-21 00:37:39,906 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-21 00:37:39,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 52 [2021-11-21 00:37:41,423 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 11 treesize of output 7 [2021-11-21 00:37:47,753 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-21 00:37:47,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 48 [2021-11-21 00:37:49,139 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 11 treesize of output 7 [2021-11-21 00:37:54,539 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-21 00:37:54,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 44 [2021-11-21 00:37:55,547 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 11 treesize of output 7 [2021-11-21 00:37:57,044 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-21 00:37:57,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2021-11-21 00:37:58,190 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 00:37:58,191 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 14 [2021-11-21 00:37:58,301 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-11-21 00:37:58,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 64 [2021-11-21 00:37:59,986 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-21 00:37:59,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 25 [2021-11-21 00:38:00,106 INFO L354 Elim1Store]: treesize reduction 72, result has 23.4 percent of original size [2021-11-21 00:38:00,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 86 [2021-11-21 00:38:02,099 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:38:02,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:38:07,684 INFO L354 Elim1Store]: treesize reduction 160, result has 15.3 percent of original size [2021-11-21 00:38:07,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 98 treesize of output 106 [2021-11-21 00:38:09,102 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:38:09,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:38:14,097 INFO L354 Elim1Store]: treesize reduction 160, result has 15.3 percent of original size [2021-11-21 00:38:14,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 90 [2021-11-21 00:38:15,801 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:38:15,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:38:46,893 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-21 00:38:46,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 64 treesize of output 72 [2021-11-21 00:38:50,871 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:38:50,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:38:50,970 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-21 00:38:50,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 64 treesize of output 72 [2021-11-21 00:38:54,939 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:38:54,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:38:55,048 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-21 00:38:55,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 64 treesize of output 72 [2021-11-21 00:39:10,005 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 00:39:10,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 40 [2021-11-21 00:39:48,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-21 00:41:29,589 INFO L354 Elim1Store]: treesize reduction 96, result has 25.6 percent of original size [2021-11-21 00:41:29,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 63 treesize of output 86 [2021-11-21 00:41:55,385 INFO L354 Elim1Store]: treesize reduction 56, result has 30.9 percent of original size [2021-11-21 00:41:55,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 65 treesize of output 79 [2021-11-21 00:42:07,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-21 00:43:09,978 INFO L354 Elim1Store]: treesize reduction 119, result has 34.3 percent of original size [2021-11-21 00:43:09,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 76 treesize of output 126 [2021-11-21 00:43:18,676 WARN L227 SmtUtils]: Spent 8.05s on a formula simplification. DAG size of input: 55 DAG size of output: 48 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:44:06,655 WARN L227 SmtUtils]: Spent 8.12s on a formula simplification. DAG size of input: 87 DAG size of output: 61 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 00:44:12,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:44:12,425 INFO L354 Elim1Store]: treesize reduction 306, result has 22.9 percent of original size [2021-11-21 00:44:12,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 109 treesize of output 187 [2021-11-21 00:44:12,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-21 00:44:14,116 INFO L354 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2021-11-21 00:44:14,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 17 [2021-11-21 00:44:14,666 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-21 00:44:14,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 38 [2021-11-21 00:44:15,415 INFO L354 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2021-11-21 00:44:15,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 17 [2021-11-21 00:46:26,245 INFO L354 Elim1Store]: treesize reduction 88, result has 60.9 percent of original size [2021-11-21 00:46:26,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 288 treesize of output 378 [2021-11-21 00:46:46,604 WARN L860 $PredicateComparison]: unable to prove that (exists ((|raw_open_~filp#1.offset| Int) (|raw_open_~filp#1.base| Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |raw_open_~filp#1.base| (let ((.cse0 (+ |raw_open_~filp#1.offset| 40))) (store (select |c_old(#memory_int)| |raw_open_~filp#1.base|) .cse0 (select (select |c_#memory_int| |raw_open_~filp#1.base|) .cse0))))) (<= |raw_open_~filp#1.base| |c_raw_open_#in~filp#1.base|))) is different from true [2021-11-21 00:46:46,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 00:46:47,081 INFO L354 Elim1Store]: treesize reduction 408, result has 21.7 percent of original size [2021-11-21 00:46:47,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 1 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 43 case distinctions, treesize of input 304 treesize of output 367 [2021-11-21 00:46:47,116 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Should have been eliminated by DER [2021-11-21 00:46:47,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [31090235] [2021-11-21 00:46:47,140 INFO L159 IcfgInterpreter]: Started Sifa with 132 locations of interest [2021-11-21 00:46:47,141 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 00:46:47,146 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 00:46:47,152 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 00:46:47,152 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 00:46:47,847 FATAL L? ?]: Ignoring exception! de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Function ULTIMATE.start_main_~#ldvarg1~0#1.offset is already defined. at de.uni_freiburg.informatik.ultimate.logic.NoopScript.declareFun(NoopScript.java:263) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.declareFun(Scriptor.java:115) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.declareFun(WrapperScript.java:137) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.declareFun(WrapperScript.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.declareFun(HistoryRecordingScript.java:95) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.declareFun(WrapperScript.java:137) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termVariable2constant(SmtUtils.java:872) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termVariables2Constants(SmtUtils.java:861) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:161) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:192) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:259) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:1066) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:105) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:278) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:264) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 00:46:47,850 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:46:47,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-11-21 00:46:47,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962311536] [2021-11-21 00:46:47,851 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-21 00:46:47,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:46:47,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:46:47,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:46:47,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1830, Unknown=147, NotChecked=90, Total=2256 [2021-11-21 00:46:47,855 INFO L87 Difference]: Start difference. First operand 1151 states and 1552 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-11-21 00:46:47,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-21 00:46:47,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 158 SyntacticMatches, 8 SemanticMatches, 46 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 818 ImplicationChecksByTransitivity, 394.4s TimeCoverageRelationStatistics Valid=189, Invalid=1830, Unknown=147, NotChecked=90, Total=2256 [2021-11-21 00:46:47,858 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:46:47,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:46:47,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 00:46:48,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-21 00:46:48,076 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@41583c35 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.assertCodeBlock(IncrementalHoareTripleChecker.java:359) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.prepareAssertionStackAndAddTransition(IncrementalHoareTripleChecker.java:206) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:131) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:436) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor2(BasicAbstractInterpolantAutomaton.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:868) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:784) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 00:46:48,078 INFO L158 Benchmark]: Toolchain (without parser) took 572546.59ms. Allocated memory was 100.7MB in the beginning and 408.9MB in the end (delta: 308.3MB). Free memory was 75.7MB in the beginning and 95.4MB in the end (delta: -19.7MB). Peak memory consumption was 288.0MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,079 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:46:48,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1527.61ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 75.7MB in the beginning and 83.5MB in the end (delta: -7.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.97ms. Allocated memory is still 134.2MB. Free memory was 83.5MB in the beginning and 75.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,080 INFO L158 Benchmark]: Boogie Preprocessor took 129.64ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 68.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,080 INFO L158 Benchmark]: RCFGBuilder took 1918.96ms. Allocated memory is still 134.2MB. Free memory was 68.8MB in the beginning and 78.8MB in the end (delta: -10.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,080 INFO L158 Benchmark]: TraceAbstraction took 568787.54ms. Allocated memory was 134.2MB in the beginning and 408.9MB in the end (delta: 274.7MB). Free memory was 78.0MB in the beginning and 95.4MB in the end (delta: -17.4MB). Peak memory consumption was 256.0MB. Max. memory is 16.1GB. [2021-11-21 00:46:48,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1527.61ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 75.7MB in the beginning and 83.5MB in the end (delta: -7.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.97ms. Allocated memory is still 134.2MB. Free memory was 83.5MB in the beginning and 75.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.64ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 68.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1918.96ms. Allocated memory is still 134.2MB. Free memory was 68.8MB in the beginning and 78.8MB in the end (delta: -10.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 568787.54ms. Allocated memory was 134.2MB in the beginning and 408.9MB in the end (delta: 274.7MB). Free memory was 78.0MB in the beginning and 95.4MB in the end (delta: -17.4MB). Peak memory consumption was 256.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@41583c35 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@41583c35: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 00:46:48,311 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-21 00:46:48,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:46:50,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:46:50,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:46:50,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:46:50,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:46:50,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:46:50,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:46:50,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:46:51,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:46:51,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:46:51,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:46:51,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:46:51,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:46:51,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:46:51,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:46:51,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:46:51,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:46:51,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:46:51,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:46:51,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:46:51,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:46:51,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:46:51,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:46:51,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:46:51,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:46:51,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:46:51,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:46:51,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:46:51,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:46:51,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:46:51,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:46:51,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:46:51,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:46:51,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:46:51,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:46:51,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:46:51,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:46:51,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:46:51,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:46:51,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:46:51,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:46:51,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-21 00:46:51,150 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:46:51,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:46:51,151 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:46:51,151 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:46:51,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:46:51,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:46:51,153 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:46:51,154 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:46:51,154 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:46:51,154 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:46:51,156 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:46:51,156 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:46:51,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:46:51,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:46:51,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:46:51,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:46:51,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:46:51,159 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 00:46:51,160 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 00:46:51,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:46:51,160 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:46:51,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:46:51,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:46:51,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 00:46:51,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:46:51,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:46:51,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:46:51,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:46:51,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:46:51,163 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 00:46:51,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 00:46:51,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:46:51,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:46:51,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:46:51,165 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2021-11-21 00:46:51,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:46:51,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:46:51,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:46:51,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:46:51,629 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:46:51,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:46:51,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/0579ab3bc/545c4f417cb145beaba06e7a086fc6ec/FLAGe448bef99 [2021-11-21 00:46:52,741 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:46:52,742 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:46:52,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/0579ab3bc/545c4f417cb145beaba06e7a086fc6ec/FLAGe448bef99 [2021-11-21 00:46:53,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/data/0579ab3bc/545c4f417cb145beaba06e7a086fc6ec [2021-11-21 00:46:53,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:46:53,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:46:53,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:46:53,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:46:53,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:46:53,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:46:53" (1/1) ... [2021-11-21 00:46:53,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510a4a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:53, skipping insertion in model container [2021-11-21 00:46:53,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:46:53" (1/1) ... [2021-11-21 00:46:53,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:46:53,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:46:54,513 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2021-11-21 00:46:54,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:46:54,583 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:46:54,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2021-11-21 00:46:54,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:46:54,947 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:46:54,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54 WrapperNode [2021-11-21 00:46:54,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:46:54,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:46:54,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:46:54,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:46:54,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:54,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,095 INFO L137 Inliner]: procedures = 122, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1159 [2021-11-21 00:46:55,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:46:55,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:46:55,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:46:55,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:46:55,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:46:55,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:46:55,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:46:55,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:46:55,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (1/1) ... [2021-11-21 00:46:55,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:46:55,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:46:55,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:46:55,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:46:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2021-11-21 00:46:55,392 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2021-11-21 00:46:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-21 00:46:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-21 00:46:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-21 00:46:55,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-21 00:46:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-21 00:46:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 00:46:55,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 00:46:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 00:46:55,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 00:46:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2021-11-21 00:46:55,395 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2021-11-21 00:46:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 00:46:55,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 00:46:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-21 00:46:55,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-21 00:46:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2021-11-21 00:46:55,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2021-11-21 00:46:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 00:46:55,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 00:46:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 00:46:55,397 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 00:46:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 00:46:55,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 00:46:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 00:46:55,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 00:46:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2021-11-21 00:46:55,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2021-11-21 00:46:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-21 00:46:55,399 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-21 00:46:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-21 00:46:55,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-21 00:46:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 00:46:55,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 00:46:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 00:46:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-21 00:46:55,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-21 00:46:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 00:46:55,403 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 00:46:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:46:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:46:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 00:46:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 00:46:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 00:46:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 00:46:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-21 00:46:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-21 00:46:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-21 00:46:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:46:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 00:46:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 00:46:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2021-11-21 00:46:55,407 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2021-11-21 00:46:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 00:46:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-21 00:46:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-21 00:46:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-21 00:46:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-21 00:46:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-21 00:46:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-21 00:46:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-11-21 00:46:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-11-21 00:46:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-21 00:46:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-21 00:46:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2021-11-21 00:46:55,412 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2021-11-21 00:46:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:46:55,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:46:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 00:46:55,412 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 00:46:55,840 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:46:55,843 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:46:56,392 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 00:46:57,665 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:46:57,687 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:46:57,687 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:46:57,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:46:57 BoogieIcfgContainer [2021-11-21 00:46:57,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:46:57,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:46:57,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:46:57,698 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:46:57,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:46:53" (1/3) ... [2021-11-21 00:46:57,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68bf4de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:46:57, skipping insertion in model container [2021-11-21 00:46:57,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:46:54" (2/3) ... [2021-11-21 00:46:57,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68bf4de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:46:57, skipping insertion in model container [2021-11-21 00:46:57,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:46:57" (3/3) ... [2021-11-21 00:46:57,702 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-21 00:46:57,709 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:46:57,709 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 00:46:57,784 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:46:57,795 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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 [2021-11-21 00:46:57,796 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 00:46:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand has 380 states, 273 states have (on average 1.3333333333333333) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2021-11-21 00:46:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-21 00:46:57,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:46:57,867 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:46:57,868 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:46:57,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:46:57,877 INFO L85 PathProgramCache]: Analyzing trace with hash -391938554, now seen corresponding path program 1 times [2021-11-21 00:46:57,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:46:57,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669346455] [2021-11-21 00:46:57,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:46:57,903 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:46:57,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:46:57,911 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:46:57,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-21 00:46:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:46:58,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 00:46:58,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:46:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2021-11-21 00:46:59,270 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:46:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-11-21 00:46:59,689 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:46:59,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [669346455] [2021-11-21 00:46:59,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [669346455] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 00:46:59,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:46:59,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-21 00:46:59,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767526536] [2021-11-21 00:46:59,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:46:59,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-21 00:46:59,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:46:59,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-21 00:46:59,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:46:59,728 INFO L87 Difference]: Start difference. First operand has 380 states, 273 states have (on average 1.3333333333333333) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-21 00:46:59,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:46:59,794 INFO L93 Difference]: Finished difference Result 755 states and 1049 transitions. [2021-11-21 00:46:59,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-21 00:46:59,797 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 178 [2021-11-21 00:46:59,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:46:59,811 INFO L225 Difference]: With dead ends: 755 [2021-11-21 00:46:59,812 INFO L226 Difference]: Without dead ends: 369 [2021-11-21 00:46:59,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:46:59,823 INFO L933 BasicCegarLoop]: 513 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:46:59,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:46:59,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-11-21 00:46:59,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2021-11-21 00:46:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 268 states have (on average 1.3134328358208955) internal successors, (352), 271 states have internal predecessors, (352), 75 states have call successors, (75), 26 states have call predecessors, (75), 25 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-11-21 00:46:59,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 500 transitions. [2021-11-21 00:46:59,934 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 500 transitions. Word has length 178 [2021-11-21 00:46:59,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:46:59,935 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 500 transitions. [2021-11-21 00:46:59,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-21 00:46:59,935 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 500 transitions. [2021-11-21 00:46:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-21 00:46:59,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:46:59,941 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:46:59,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:00,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:00,144 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:00,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:00,145 INFO L85 PathProgramCache]: Analyzing trace with hash -236302322, now seen corresponding path program 1 times [2021-11-21 00:47:00,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:00,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591981494] [2021-11-21 00:47:00,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:00,147 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:00,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:00,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:00,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-21 00:47:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:00,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 00:47:00,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-21 00:47:01,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-21 00:47:01,874 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:01,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591981494] [2021-11-21 00:47:01,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591981494] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 00:47:01,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 00:47:01,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-21 00:47:01,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461836459] [2021-11-21 00:47:01,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:01,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:47:01,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:01,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:47:01,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:47:01,878 INFO L87 Difference]: Start difference. First operand 369 states and 500 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 00:47:02,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:02,037 INFO L93 Difference]: Finished difference Result 730 states and 999 transitions. [2021-11-21 00:47:02,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:47:02,038 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 178 [2021-11-21 00:47:02,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:02,050 INFO L225 Difference]: With dead ends: 730 [2021-11-21 00:47:02,050 INFO L226 Difference]: Without dead ends: 370 [2021-11-21 00:47:02,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-21 00:47:02,054 INFO L933 BasicCegarLoop]: 498 mSDtfsCounter, 3 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:02,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 1469 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:47:02,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-11-21 00:47:02,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2021-11-21 00:47:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 269 states have (on average 1.312267657992565) internal successors, (353), 272 states have internal predecessors, (353), 75 states have call successors, (75), 26 states have call predecessors, (75), 25 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-11-21 00:47:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 501 transitions. [2021-11-21 00:47:02,093 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 501 transitions. Word has length 178 [2021-11-21 00:47:02,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:02,096 INFO L470 AbstractCegarLoop]: Abstraction has 370 states and 501 transitions. [2021-11-21 00:47:02,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 00:47:02,099 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 501 transitions. [2021-11-21 00:47:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-21 00:47:02,106 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:02,107 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:02,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:02,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:02,330 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:02,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:02,330 INFO L85 PathProgramCache]: Analyzing trace with hash -607481962, now seen corresponding path program 1 times [2021-11-21 00:47:02,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:02,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66524570] [2021-11-21 00:47:02,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:02,333 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:02,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:02,338 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:02,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-21 00:47:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:03,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:03,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-21 00:47:03,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-21 00:47:04,379 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:04,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66524570] [2021-11-21 00:47:04,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [66524570] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:04,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1587785147] [2021-11-21 00:47:04,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:04,381 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:04,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:04,383 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:04,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-21 00:47:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:04,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 00:47:04,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-21 00:47:05,712 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-21 00:47:06,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1587785147] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:47:06,211 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-21 00:47:06,211 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [5, 5] total 9 [2021-11-21 00:47:06,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815399542] [2021-11-21 00:47:06,212 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:06,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:47:06,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:06,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:47:06,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:47:06,219 INFO L87 Difference]: Start difference. First operand 370 states and 501 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-21 00:47:06,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:06,320 INFO L93 Difference]: Finished difference Result 1026 states and 1392 transitions. [2021-11-21 00:47:06,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:47:06,321 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 190 [2021-11-21 00:47:06,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:06,329 INFO L225 Difference]: With dead ends: 1026 [2021-11-21 00:47:06,329 INFO L226 Difference]: Without dead ends: 687 [2021-11-21 00:47:06,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 756 GetRequests, 749 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:47:06,332 INFO L933 BasicCegarLoop]: 560 mSDtfsCounter, 402 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:06,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [402 Valid, 1001 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 00:47:06,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2021-11-21 00:47:06,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 684. [2021-11-21 00:47:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 505 states have (on average 1.3247524752475248) internal successors, (669), 510 states have internal predecessors, (669), 129 states have call successors, (129), 50 states have call predecessors, (129), 49 states have return successors, (129), 127 states have call predecessors, (129), 127 states have call successors, (129) [2021-11-21 00:47:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 927 transitions. [2021-11-21 00:47:06,375 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 927 transitions. Word has length 190 [2021-11-21 00:47:06,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:06,376 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 927 transitions. [2021-11-21 00:47:06,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-21 00:47:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 927 transitions. [2021-11-21 00:47:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-21 00:47:06,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:06,381 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:06,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:06,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-21 00:47:06,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:06,786 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:06,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:06,787 INFO L85 PathProgramCache]: Analyzing trace with hash 635413857, now seen corresponding path program 1 times [2021-11-21 00:47:06,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:06,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132706710] [2021-11-21 00:47:06,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:06,806 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:06,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:06,807 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:06,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-21 00:47:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:07,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:07,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-21 00:47:08,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-21 00:47:08,853 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:08,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2132706710] [2021-11-21 00:47:08,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2132706710] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:08,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [231153283] [2021-11-21 00:47:08,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:08,854 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:08,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:08,856 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:08,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-21 00:47:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:09,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 00:47:09,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-21 00:47:09,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-21 00:47:10,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [231153283] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:47:10,324 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-21 00:47:10,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-21 00:47:10,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985183837] [2021-11-21 00:47:10,325 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:10,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:47:10,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:10,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:47:10,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:47:10,327 INFO L87 Difference]: Start difference. First operand 684 states and 927 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-21 00:47:10,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:10,502 INFO L93 Difference]: Finished difference Result 1659 states and 2230 transitions. [2021-11-21 00:47:10,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:47:10,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 212 [2021-11-21 00:47:10,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:10,512 INFO L225 Difference]: With dead ends: 1659 [2021-11-21 00:47:10,513 INFO L226 Difference]: Without dead ends: 1016 [2021-11-21 00:47:10,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 844 GetRequests, 837 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:47:10,517 INFO L933 BasicCegarLoop]: 540 mSDtfsCounter, 286 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:10,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [286 Valid, 957 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:47:10,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2021-11-21 00:47:10,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1008. [2021-11-21 00:47:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1008 states, 749 states have (on average 1.3257676902536715) internal successors, (993), 757 states have internal predecessors, (993), 179 states have call successors, (179), 80 states have call predecessors, (179), 79 states have return successors, (179), 176 states have call predecessors, (179), 177 states have call successors, (179) [2021-11-21 00:47:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 1008 states and 1351 transitions. [2021-11-21 00:47:10,581 INFO L78 Accepts]: Start accepts. Automaton has 1008 states and 1351 transitions. Word has length 212 [2021-11-21 00:47:10,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:10,583 INFO L470 AbstractCegarLoop]: Abstraction has 1008 states and 1351 transitions. [2021-11-21 00:47:10,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-21 00:47:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1351 transitions. [2021-11-21 00:47:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-21 00:47:10,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:10,591 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:10,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:10,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:11,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:11,008 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:11,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:11,009 INFO L85 PathProgramCache]: Analyzing trace with hash -854776640, now seen corresponding path program 1 times [2021-11-21 00:47:11,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:11,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1569488273] [2021-11-21 00:47:11,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:11,011 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:11,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:11,012 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:11,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-21 00:47:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:11,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:11,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-21 00:47:12,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2021-11-21 00:47:13,388 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:13,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1569488273] [2021-11-21 00:47:13,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1569488273] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:13,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [199736671] [2021-11-21 00:47:13,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:13,389 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:13,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:13,390 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:13,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-21 00:47:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:13,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 00:47:13,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 638 trivial. 0 not checked. [2021-11-21 00:47:14,549 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2021-11-21 00:47:15,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [199736671] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:47:15,151 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-21 00:47:15,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 10 [2021-11-21 00:47:15,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284413610] [2021-11-21 00:47:15,152 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:15,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:47:15,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:15,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:47:15,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:47:15,154 INFO L87 Difference]: Start difference. First operand 1008 states and 1351 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2021-11-21 00:47:15,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:15,821 INFO L93 Difference]: Finished difference Result 2641 states and 3553 transitions. [2021-11-21 00:47:15,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:47:15,822 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 277 [2021-11-21 00:47:15,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:15,835 INFO L225 Difference]: With dead ends: 2641 [2021-11-21 00:47:15,835 INFO L226 Difference]: Without dead ends: 1684 [2021-11-21 00:47:15,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1104 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:47:15,848 INFO L933 BasicCegarLoop]: 748 mSDtfsCounter, 546 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1335 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:15,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1335 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:47:15,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1684 states. [2021-11-21 00:47:15,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1684 to 1652. [2021-11-21 00:47:15,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1652 states, 1255 states have (on average 1.3410358565737053) internal successors, (1683), 1264 states have internal predecessors, (1683), 268 states have call successors, (268), 129 states have call predecessors, (268), 128 states have return successors, (268), 264 states have call predecessors, (268), 266 states have call successors, (268) [2021-11-21 00:47:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1652 states and 2219 transitions. [2021-11-21 00:47:15,951 INFO L78 Accepts]: Start accepts. Automaton has 1652 states and 2219 transitions. Word has length 277 [2021-11-21 00:47:15,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:15,952 INFO L470 AbstractCegarLoop]: Abstraction has 1652 states and 2219 transitions. [2021-11-21 00:47:15,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 4 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2021-11-21 00:47:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2219 transitions. [2021-11-21 00:47:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-21 00:47:15,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:15,961 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:15,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:16,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:16,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:16,370 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:16,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:16,371 INFO L85 PathProgramCache]: Analyzing trace with hash -826984293, now seen corresponding path program 1 times [2021-11-21 00:47:16,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:16,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1229353242] [2021-11-21 00:47:16,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:16,373 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:16,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:16,374 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:16,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-21 00:47:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:17,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:17,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2021-11-21 00:47:17,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2021-11-21 00:47:18,722 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:18,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1229353242] [2021-11-21 00:47:18,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1229353242] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:18,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2139062150] [2021-11-21 00:47:18,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:18,722 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:18,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:18,723 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:18,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-21 00:47:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:19,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 00:47:19,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-21 00:47:19,912 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:20,424 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-21 00:47:20,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2139062150] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:47:20,424 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-21 00:47:20,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-11-21 00:47:20,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803602645] [2021-11-21 00:47:20,425 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:20,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:47:20,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:20,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:47:20,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:47:20,427 INFO L87 Difference]: Start difference. First operand 1652 states and 2219 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-21 00:47:20,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:20,673 INFO L93 Difference]: Finished difference Result 3281 states and 4406 transitions. [2021-11-21 00:47:20,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:47:20,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 296 [2021-11-21 00:47:20,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:20,688 INFO L225 Difference]: With dead ends: 3281 [2021-11-21 00:47:20,688 INFO L226 Difference]: Without dead ends: 1654 [2021-11-21 00:47:20,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1182 GetRequests, 1171 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:47:20,695 INFO L933 BasicCegarLoop]: 498 mSDtfsCounter, 19 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 1985 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:20,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 1985 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:47:20,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1654 states. [2021-11-21 00:47:20,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1654 to 1599. [2021-11-21 00:47:20,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1599 states, 1204 states have (on average 1.3363787375415281) internal successors, (1609), 1216 states have internal predecessors, (1609), 267 states have call successors, (267), 128 states have call predecessors, (267), 127 states have return successors, (267), 257 states have call predecessors, (267), 265 states have call successors, (267) [2021-11-21 00:47:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1599 states and 2143 transitions. [2021-11-21 00:47:20,784 INFO L78 Accepts]: Start accepts. Automaton has 1599 states and 2143 transitions. Word has length 296 [2021-11-21 00:47:20,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:20,785 INFO L470 AbstractCegarLoop]: Abstraction has 1599 states and 2143 transitions. [2021-11-21 00:47:20,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-21 00:47:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2143 transitions. [2021-11-21 00:47:20,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-21 00:47:20,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:20,794 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:20,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:21,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:21,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:21,200 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:21,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:21,200 INFO L85 PathProgramCache]: Analyzing trace with hash 909087098, now seen corresponding path program 1 times [2021-11-21 00:47:21,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:21,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [502392170] [2021-11-21 00:47:21,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:21,201 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:21,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:21,202 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:21,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-21 00:47:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:22,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:22,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2021-11-21 00:47:22,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-11-21 00:47:23,572 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:23,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [502392170] [2021-11-21 00:47:23,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [502392170] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:23,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2012288901] [2021-11-21 00:47:23,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:23,573 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:23,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:23,575 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:23,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-21 00:47:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:24,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 00:47:24,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2021-11-21 00:47:24,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:25,823 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-21 00:47:25,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2012288901] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 00:47:25,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-21 00:47:25,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5, 6] total 16 [2021-11-21 00:47:25,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110285521] [2021-11-21 00:47:25,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:25,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:47:25,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:25,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:47:25,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:47:25,826 INFO L87 Difference]: Start difference. First operand 1599 states and 2143 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-21 00:47:26,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:26,646 INFO L93 Difference]: Finished difference Result 3323 states and 4454 transitions. [2021-11-21 00:47:26,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:47:26,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 306 [2021-11-21 00:47:26,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:26,661 INFO L225 Difference]: With dead ends: 3323 [2021-11-21 00:47:26,661 INFO L226 Difference]: Without dead ends: 1770 [2021-11-21 00:47:26,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1223 GetRequests, 1206 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:47:26,667 INFO L933 BasicCegarLoop]: 521 mSDtfsCounter, 269 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:26,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [271 Valid, 2513 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-21 00:47:26,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2021-11-21 00:47:26,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1758. [2021-11-21 00:47:26,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1320 states have (on average 1.334090909090909) internal successors, (1761), 1341 states have internal predecessors, (1761), 289 states have call successors, (289), 140 states have call predecessors, (289), 148 states have return successors, (306), 279 states have call predecessors, (306), 287 states have call successors, (306) [2021-11-21 00:47:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 2356 transitions. [2021-11-21 00:47:26,782 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 2356 transitions. Word has length 306 [2021-11-21 00:47:26,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:26,788 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 2356 transitions. [2021-11-21 00:47:26,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-21 00:47:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2356 transitions. [2021-11-21 00:47:26,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-21 00:47:26,800 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:26,801 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:26,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:27,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:27,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:27,216 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:27,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:27,217 INFO L85 PathProgramCache]: Analyzing trace with hash 813604320, now seen corresponding path program 1 times [2021-11-21 00:47:27,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:27,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1011587261] [2021-11-21 00:47:27,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:27,218 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:27,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:27,219 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:27,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-21 00:47:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:28,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:28,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-21 00:47:28,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-21 00:47:29,480 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:29,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1011587261] [2021-11-21 00:47:29,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1011587261] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:29,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [239364984] [2021-11-21 00:47:29,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:29,481 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:29,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:29,488 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:29,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-21 00:47:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:30,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:30,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-21 00:47:31,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-21 00:47:32,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [239364984] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:32,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541422404] [2021-11-21 00:47:32,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:32,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:47:32,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:47:32,364 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:47:32,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-21 00:47:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:32,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 00:47:32,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2021-11-21 00:47:33,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:34,525 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2021-11-21 00:47:34,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541422404] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 00:47:34,525 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 00:47:34,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [5, 5, 5, 5] total 10 [2021-11-21 00:47:34,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060629448] [2021-11-21 00:47:34,526 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 00:47:34,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:47:34,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:34,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:47:34,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:47:34,528 INFO L87 Difference]: Start difference. First operand 1758 states and 2356 transitions. Second operand has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 4 states have call successors, (71), 3 states have call predecessors, (71), 3 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2021-11-21 00:47:34,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:34,672 INFO L93 Difference]: Finished difference Result 3349 states and 4484 transitions. [2021-11-21 00:47:34,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:47:34,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 4 states have call successors, (71), 3 states have call predecessors, (71), 3 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 328 [2021-11-21 00:47:34,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:34,685 INFO L225 Difference]: With dead ends: 3349 [2021-11-21 00:47:34,685 INFO L226 Difference]: Without dead ends: 1758 [2021-11-21 00:47:34,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1962 GetRequests, 1954 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-21 00:47:34,691 INFO L933 BasicCegarLoop]: 491 mSDtfsCounter, 437 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:34,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [437 Valid, 491 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:47:34,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2021-11-21 00:47:34,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1758. [2021-11-21 00:47:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1758 states, 1320 states have (on average 1.3272727272727274) internal successors, (1752), 1341 states have internal predecessors, (1752), 289 states have call successors, (289), 140 states have call predecessors, (289), 148 states have return successors, (306), 279 states have call predecessors, (306), 287 states have call successors, (306) [2021-11-21 00:47:34,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 2347 transitions. [2021-11-21 00:47:34,779 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 2347 transitions. Word has length 328 [2021-11-21 00:47:34,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:34,780 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 2347 transitions. [2021-11-21 00:47:34,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.25) internal successors, (197), 4 states have internal predecessors, (197), 4 states have call successors, (71), 3 states have call predecessors, (71), 3 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2021-11-21 00:47:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2347 transitions. [2021-11-21 00:47:34,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-21 00:47:34,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:34,789 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:34,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:35,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:35,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:35,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:35,404 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:35,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:35,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1381624546, now seen corresponding path program 1 times [2021-11-21 00:47:35,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:35,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772611838] [2021-11-21 00:47:35,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:35,406 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:35,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:35,407 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:35,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-21 00:47:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:36,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:36,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-21 00:47:36,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:37,480 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-21 00:47:37,480 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:37,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [772611838] [2021-11-21 00:47:37,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [772611838] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:37,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [96934821] [2021-11-21 00:47:37,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:37,481 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:37,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:37,487 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:37,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-21 00:47:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:38,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:38,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-21 00:47:39,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-21 00:47:40,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [96934821] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:40,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147073694] [2021-11-21 00:47:40,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:40,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:47:40,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:47:40,162 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:47:40,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-21 00:47:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:40,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 00:47:40,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:41,376 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 311 proven. 1 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2021-11-21 00:47:41,376 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 7 proven. 71 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-21 00:47:42,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147073694] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:42,109 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 00:47:42,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-11-21 00:47:42,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011276630] [2021-11-21 00:47:42,110 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 00:47:42,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:47:42,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:42,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:47:42,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:47:42,113 INFO L87 Difference]: Start difference. First operand 1758 states and 2347 transitions. Second operand has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 2 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2021-11-21 00:47:42,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:42,985 INFO L93 Difference]: Finished difference Result 3512 states and 4713 transitions. [2021-11-21 00:47:42,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 00:47:42,986 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 2 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 328 [2021-11-21 00:47:42,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:42,999 INFO L225 Difference]: With dead ends: 3512 [2021-11-21 00:47:42,999 INFO L226 Difference]: Without dead ends: 1770 [2021-11-21 00:47:43,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1972 GetRequests, 1953 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-11-21 00:47:43,008 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 62 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:43,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 2378 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:47:43,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2021-11-21 00:47:43,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1770. [2021-11-21 00:47:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1770 states, 1331 states have (on average 1.3253193087903832) internal successors, (1764), 1352 states have internal predecessors, (1764), 289 states have call successors, (289), 141 states have call predecessors, (289), 149 states have return successors, (306), 279 states have call predecessors, (306), 287 states have call successors, (306) [2021-11-21 00:47:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2359 transitions. [2021-11-21 00:47:43,110 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2359 transitions. Word has length 328 [2021-11-21 00:47:43,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:43,111 INFO L470 AbstractCegarLoop]: Abstraction has 1770 states and 2359 transitions. [2021-11-21 00:47:43,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.0) internal successors, (176), 11 states have internal predecessors, (176), 2 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2021-11-21 00:47:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2359 transitions. [2021-11-21 00:47:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-21 00:47:43,117 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:43,118 INFO L514 BasicCegarLoop]: trace histogram [48, 12, 12, 12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:43,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:43,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:43,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:43,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:47:43,729 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:43,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:43,730 INFO L85 PathProgramCache]: Analyzing trace with hash 2103454165, now seen corresponding path program 1 times [2021-11-21 00:47:43,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:43,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168398162] [2021-11-21 00:47:43,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:43,732 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:43,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:43,732 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:43,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-21 00:47:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:44,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 1568 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 00:47:44,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-21 00:47:45,531 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:46,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-21 00:47:46,778 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 00:47:46,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168398162] [2021-11-21 00:47:46,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [168398162] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:46,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1042617598] [2021-11-21 00:47:46,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:46,780 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 00:47:46,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 00:47:46,804 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 00:47:46,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-21 00:47:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:48,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 1568 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 00:47:48,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-21 00:47:49,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-21 00:47:50,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1042617598] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:50,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600188937] [2021-11-21 00:47:50,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:47:50,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:47:50,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:47:50,327 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 00:47:50,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-21 00:47:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:47:50,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 1568 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 00:47:50,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 00:47:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-21 00:47:51,707 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 00:47:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-21 00:47:53,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600188937] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 00:47:53,213 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 00:47:53,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 8, 8] total 20 [2021-11-21 00:47:53,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24278847] [2021-11-21 00:47:53,216 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 00:47:53,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-21 00:47:53,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 00:47:53,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-21 00:47:53,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-11-21 00:47:53,219 INFO L87 Difference]: Start difference. First operand 1770 states and 2359 transitions. Second operand has 20 states, 20 states have (on average 9.25) internal successors, (185), 20 states have internal predecessors, (185), 2 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-21 00:47:55,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:47:55,250 INFO L93 Difference]: Finished difference Result 3530 states and 4726 transitions. [2021-11-21 00:47:55,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-21 00:47:55,252 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 9.25) internal successors, (185), 20 states have internal predecessors, (185), 2 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 362 [2021-11-21 00:47:55,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:47:55,265 INFO L225 Difference]: With dead ends: 3530 [2021-11-21 00:47:55,266 INFO L226 Difference]: Without dead ends: 1776 [2021-11-21 00:47:55,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2174 GetRequests, 2148 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=257, Invalid=499, Unknown=0, NotChecked=0, Total=756 [2021-11-21 00:47:55,272 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 58 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:47:55,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 3800 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-21 00:47:55,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2021-11-21 00:47:55,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2021-11-21 00:47:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1337 states have (on average 1.3238593866866117) internal successors, (1770), 1358 states have internal predecessors, (1770), 289 states have call successors, (289), 141 states have call predecessors, (289), 149 states have return successors, (306), 279 states have call predecessors, (306), 287 states have call successors, (306) [2021-11-21 00:47:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2365 transitions. [2021-11-21 00:47:55,371 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2365 transitions. Word has length 362 [2021-11-21 00:47:55,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:47:55,371 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2365 transitions. [2021-11-21 00:47:55,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.25) internal successors, (185), 20 states have internal predecessors, (185), 2 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-11-21 00:47:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2365 transitions. [2021-11-21 00:47:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2021-11-21 00:47:55,378 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:47:55,379 INFO L514 BasicCegarLoop]: trace histogram [76, 12, 12, 12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:47:55,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:55,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:55,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-21 00:47:55,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 00:47:55,993 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 00:47:55,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:47:55,994 INFO L85 PathProgramCache]: Analyzing trace with hash 755819541, now seen corresponding path program 2 times [2021-11-21 00:47:55,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 00:47:55,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [455387557] [2021-11-21 00:47:55,995 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-21 00:47:55,995 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 00:47:55,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 00:47:55,996 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 00:47:55,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-21 00:48:12,945 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-21 00:48:12,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-21 00:48:12,945 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 00:48:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 00:48:28,232 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-21 00:48:28,232 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 00:48:28,233 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-21 00:48:28,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-21 00:48:28,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 00:48:28,443 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:48:28,449 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 00:48:28,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,529 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,530 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,531 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,532 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,533 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,534 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,536 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,537 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,537 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,537 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,538 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,539 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,539 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,539 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,549 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,549 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,549 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,553 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,553 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,554 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,554 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,554 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,554 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,555 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,555 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,555 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,555 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,559 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,559 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,559 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,559 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,560 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,560 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,561 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,561 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,561 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,561 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,565 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,565 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,566 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,566 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,566 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,569 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,569 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,569 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,569 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,570 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,570 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,570 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,570 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,571 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,571 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,571 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,571 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,571 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,572 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,572 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,574 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,574 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,574 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,574 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,575 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,575 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,575 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,575 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,575 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,576 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,576 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,576 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,576 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,577 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,577 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,579 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,579 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,579 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,579 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,584 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,584 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,591 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,591 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-21 00:48:28,608 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,608 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-21 00:48:28,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 12:48:28 BoogieIcfgContainer [2021-11-21 00:48:28,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 00:48:28,928 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 00:48:28,928 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 00:48:28,929 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 00:48:28,929 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:46:57" (3/4) ... [2021-11-21 00:48:28,933 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-21 00:48:28,934 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 00:48:28,934 INFO L158 Benchmark]: Toolchain (without parser) took 95712.76ms. Allocated memory was 60.8MB in the beginning and 358.6MB in the end (delta: 297.8MB). Free memory was 32.5MB in the beginning and 176.2MB in the end (delta: -143.8MB). Peak memory consumption was 153.0MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,935 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:48:28,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1724.60ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 49.6MB in the end (delta: -17.3MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.41ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 42.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,936 INFO L158 Benchmark]: Boogie Preprocessor took 169.54ms. Allocated memory is still 90.2MB. Free memory was 42.6MB in the beginning and 35.2MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,938 INFO L158 Benchmark]: RCFGBuilder took 2423.32ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 35.2MB in the beginning and 77.0MB in the end (delta: -41.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,938 INFO L158 Benchmark]: TraceAbstraction took 91233.41ms. Allocated memory was 125.8MB in the beginning and 358.6MB in the end (delta: 232.8MB). Free memory was 76.3MB in the beginning and 176.2MB in the end (delta: -99.9MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. [2021-11-21 00:48:28,938 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 358.6MB. Free memory is still 176.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:48:28,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1724.60ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 49.6MB in the end (delta: -17.3MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.41ms. Allocated memory is still 90.2MB. Free memory was 49.6MB in the beginning and 42.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.54ms. Allocated memory is still 90.2MB. Free memory was 42.6MB in the beginning and 35.2MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2423.32ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 35.2MB in the beginning and 77.0MB in the end (delta: -41.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * TraceAbstraction took 91233.41ms. Allocated memory was 125.8MB in the beginning and 358.6MB in the end (delta: 232.8MB). Free memory was 76.3MB in the beginning and 176.2MB in the end (delta: -99.9MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 358.6MB. Free memory is still 176.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4767]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of __builtin_object_size at line 4028, overapproximation of large string literal at line 4102. Possible FailurePath: [L3964] struct inode *raw_fops_group1 ; [L3965] int LDV_IN_INTERRUPT = 1; [L3966] int ldv_state_variable_2 ; [L3967] struct file *raw_fops_group2 ; [L3968] int ref_cnt ; [L3969] struct file *raw_ctl_fops_group2 ; [L3970] struct inode *raw_ctl_fops_group1 ; [L3971] int ldv_state_variable_1 ; [L3972] int ldv_state_variable_0 ; [L4100] static struct class *raw_class ; [L4101] static struct raw_device_data *raw_devices ; [L4102-L4105] static struct mutex raw_mutex = {{1}, {{{{{0}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "raw_mutex.wait_lock", 0, 0UL}}}}, {& raw_mutex.wait_list, & raw_mutex.wait_list}, 0, (void *)(& raw_mutex), {0, {0, 0}, "raw_mutex", 0, 0UL}}; [L4107] static int max_raw_minors = 256; [L4360-L4363] static struct file_operations const raw_fops = {& __this_module, & default_llseek, 0, 0, & blkdev_read_iter, & blkdev_write_iter, 0, 0, & raw_ioctl, 0, 0, 0, & raw_open, 0, & raw_release, & blkdev_fsync, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L4364-L4366] static struct file_operations const raw_ctl_fops = {& __this_module, & noop_llseek, 0, 0, 0, 0, 0, 0, & raw_ctl_ioctl, & raw_ctl_compat_ioctl, 0, 0, & raw_open, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L4367] static struct cdev raw_cdev ; [L4445] int ldv_retval_0 ; [L4446] int ldv_retval_1 ; [L4449] int ldv_retval_2 ; [L4806] int ldv_module_refcounter = 1; VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4477] unsigned int ldvarg1 ; [L4478] unsigned long ldvarg4 ; [L4479] loff_t ldvarg3 ; [L4480] unsigned long ldvarg0 ; [L4481] unsigned int ldvarg5 ; [L4482] int ldvarg2 ; [L4483] loff_t ldvarg11 ; [L4484] unsigned int ldvarg7 ; [L4485] loff_t ldvarg12 ; [L4486] struct iov_iter *ldvarg16 ; [L4487] void *tmp ; [L4488] struct kiocb *ldvarg15 ; [L4489] void *tmp___0 ; [L4490] unsigned long ldvarg6 ; [L4491] int ldvarg8 ; [L4492] struct iov_iter *ldvarg14 ; [L4493] void *tmp___1 ; [L4494] struct kiocb *ldvarg13 ; [L4495] void *tmp___2 ; [L4496] int ldvarg10 ; [L4497] loff_t ldvarg9 ; [L4498] int tmp___3 ; [L4499] int tmp___4 ; [L4500] int tmp___5 ; [L4501] int tmp___6 ; VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4503] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={4800538095990471899:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={4800538095990471899:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={4800538095990471899:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={4800538095990471899:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={4800538095990471899:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={4800538095990471899:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={4800538095990471899:0}] [L3924] return (p); VAL [\old(size)=40, \result={4800538095990471899:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={4800538095990471899:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={4800538095990471899:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={4800538095990471899:0}] [L4503] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={4800538095990471899:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4503] tmp = ldv_init_zalloc(40UL) [L4504] ldvarg16 = (struct iov_iter *)tmp VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}] [L4505] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={2394779932027517796:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={2394779932027517796:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={2394779932027517796:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={2394779932027517796:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={2394779932027517796:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={2394779932027517796:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={2394779932027517796:0}] [L3924] return (p); VAL [\old(size)=40, \result={2394779932027517796:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={2394779932027517796:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={2394779932027517796:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={2394779932027517796:0}] [L4505] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={2394779932027517796:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}] [L4505] tmp___0 = ldv_init_zalloc(40UL) [L4506] ldvarg15 = (struct kiocb *)tmp___0 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}] [L4507] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={7005179856092658346:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={7005179856092658346:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={7005179856092658346:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={7005179856092658346:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={7005179856092658346:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={7005179856092658346:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={7005179856092658346:0}] [L3924] return (p); VAL [\old(size)=40, \result={7005179856092658346:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={7005179856092658346:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={7005179856092658346:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={7005179856092658346:0}] [L4507] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={7005179856092658346:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}] [L4507] tmp___1 = ldv_init_zalloc(40UL) [L4508] ldvarg14 = (struct iov_iter *)tmp___1 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}] [L4509] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998294714147273947:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998294714147273947:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={6998294714147273947:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={6998294714147273947:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=40, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998294714147273947:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={6998294714147273947:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={6998294714147273947:0}] [L3924] return (p); VAL [\old(size)=40, \result={6998294714147273947:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998294714147273947:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={6998294714147273947:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=40, tmp={6998294714147273947:0}] [L4509] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={6998294714147273947:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}] [L4509] tmp___2 = ldv_init_zalloc(40UL) [L4510] ldvarg13 = (struct kiocb *)tmp___2 [L4511] FCALL ldv_initialize() [L4512] CALL ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-524441:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=4, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-524441:0}, s={-524441:0}, tmp={-524441:0}] [L4512] RET ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 4UL)={-524441:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4513] CALL ldv_memset((void *)(& ldvarg4), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-4753212936745767718:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-4753212936745767718:0}, s={-4753212936745767718:0}, tmp={-4753212936745767718:0}] [L4513] RET ldv_memset((void *)(& ldvarg4), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 8UL)={-4753212936745767718:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4514] CALL ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-153122387331645602:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-153122387331645602:0}, s={-153122387331645602:0}, tmp={-153122387331645602:0}] [L4514] RET ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 8UL)={-153122387331645602:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4515] CALL ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-4753212936745768742:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-4753212936745768742:0}, s={-4753212936745768742:0}, tmp={-4753212936745768742:0}] [L4515] RET ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 8UL)={-4753212936745768742:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4516] ldvarg5 = __VERIFIER_nondet_uint() [L4517] CALL ldv_memset((void *)(& ldvarg2), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-7441991122074763638:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=4, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-7441991122074763638:0}, s={-7441991122074763638:0}, tmp={-7441991122074763638:0}] [L4517] RET ldv_memset((void *)(& ldvarg2), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg2), 0, 4UL)={-7441991122074763638:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4518] CALL ldv_memset((void *)(& ldvarg11), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={7171700920710548196:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={7171700920710548196:0}, s={7171700920710548196:0}, tmp={7171700920710548196:0}] [L4518] RET ldv_memset((void *)(& ldvarg11), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 8UL)={7171700920710548196:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4519] CALL ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={7574741998120582213:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=4, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={7574741998120582213:0}, s={7574741998120582213:0}, tmp={7574741998120582213:0}] [L4519] RET ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 4UL)={7574741998120582213:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4520] CALL ldv_memset((void *)(& ldvarg12), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={7170547538649386168:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={7170547538649386168:0}, s={7170547538649386168:0}, tmp={7170547538649386168:0}] [L4520] RET ldv_memset((void *)(& ldvarg12), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg12), 0, 8UL)={7170547538649386168:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4521] CALL ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-2177648899524965638:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-2177648899524965638:0}, s={-2177648899524965638:0}, tmp={-2177648899524965638:0}] [L4521] RET ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 8UL)={-2177648899524965638:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4522] CALL ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-6828592104827258012:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=4, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-6828592104827258012:0}, s={-6828592104827258012:0}, tmp={-6828592104827258012:0}] [L4522] RET ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg8), 0, 4UL)={-6828592104827258012:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4523] CALL ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-7369326425817777270:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=4, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-7369326425817777270:0}, s={-7369326425817777270:0}, tmp={-7369326425817777270:0}] [L4523] RET ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg10), 0, 4UL)={-7369326425817777270:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4524] CALL ldv_memset((void *)(& ldvarg9), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3929] void *tmp ; [L3931] EXPR, FCALL memset(s, c, n) [L3931] tmp = memset(s, c, n) [L3932] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-2052390970892018766:0}, __this_module={4503599627370496:-9223372036854775808}, c=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, n=8, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, s={-2052390970892018766:0}, s={-2052390970892018766:0}, tmp={-2052390970892018766:0}] [L4524] RET ldv_memset((void *)(& ldvarg9), 0, 8UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg9), 0, 8UL)={-2052390970892018766:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4525] ldv_state_variable_1 = 0 [L4526] ref_cnt = 0 [L4527] ldv_state_variable_0 = 1 [L4528] ldv_state_variable_2 = 0 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: [L4583] case 1: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=1] [L4584] COND TRUE ldv_state_variable_0 != 0 [L4585] tmp___5 = __VERIFIER_nondet_int() [L4587] case 0: [L4595] case 1: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=1, tmp___5=1] [L4596] COND TRUE ldv_state_variable_0 == 1 [L4597] CALL, EXPR raw_init() [L4380] dev_t dev ; [L4381] int ret ; [L4382] void *tmp ; [L4383] struct lock_class_key __key ; [L4384] struct class *tmp___0 ; [L4385] long tmp___1 ; [L4386] bool tmp___2 ; [L4388] dev = 169869312U VAL [__key={7178438699242093786:0}, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4389] COND FALSE !(max_raw_minors <= 0 || max_raw_minors > 65536) VAL [__key={7178438699242093786:0}, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4395] CALL, EXPR vzalloc((unsigned long )max_raw_minors * 16UL) [L4990] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3882] void *p ; [L3883] void *tmp ; [L3884] int tmp___0 ; [L3886] tmp___0 = __VERIFIER_nondet_int() [L3887] COND FALSE !(tmp___0 != 0) [L3890] tmp = malloc(size) [L3891] p = tmp VAL [\old(size)=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=0, tmp={1742:0}, tmp___0=0] [L3892] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3892] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=0, tmp={1742:0}, tmp___0=0] [L3893] CALL, EXPR IS_ERR(p) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4717] bool tmp ; VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4773] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] tmp = ldv_is_err(ptr) [L4720] return (tmp); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, ptr={1742:0}, ptr={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp=0] [L3893] RET, EXPR IS_ERR(p) VAL [\old(size)=0, __this_module={4503599627370496:-9223372036854775808}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=0, tmp={1742:0}, tmp___0=0] [L3893] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3893] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=0, __this_module={4503599627370496:-9223372036854775808}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=0, tmp={1742:0}, tmp___0=0] [L3894] return (p); VAL [\old(size)=0, \result={1742:0}, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, p={1742:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=0, tmp={1742:0}, tmp___0=0] [L4990] RET, EXPR ldv_malloc(0UL) VAL [\old(arg0)=4096, __this_module={4503599627370496:-9223372036854775808}, arg0=4096, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={1742:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={0:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4990] return ldv_malloc(0UL); [L4395] RET, EXPR vzalloc((unsigned long )max_raw_minors * 16UL) [L4395] tmp = vzalloc((unsigned long )max_raw_minors * 16UL) [L4396] raw_devices = (struct raw_device_data *)tmp VAL [__key={7178438699242093786:0}, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={1742:0}] [L4397] COND FALSE !((unsigned long )raw_devices == (unsigned long )((struct raw_device_data *)0)) [L4403] CALL, EXPR register_chrdev_region(dev, (unsigned int )max_raw_minors, "raw") [L4977] return __VERIFIER_nondet_int(); [L4403] RET, EXPR register_chrdev_region(dev, (unsigned int )max_raw_minors, "raw") [L4403] ret = register_chrdev_region(dev, (unsigned int )max_raw_minors, "raw") [L4404] COND FALSE !(ret != 0) [L4408] CALL ldv_cdev_init_7(& raw_cdev, & raw_fops) [L4740] FCALL cdev_init(cdev, fops) [L4741] ldv_state_variable_1 = 1 [L4742] CALL ldv_file_operations_1() [L4465] void *tmp ; [L4466] void *tmp___0 ; VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4468] CALL, EXPR ldv_init_zalloc(1000UL) VAL [\old(size)=1000, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1000, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=1000, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6998281520141958344:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={6998281520141958344:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1000, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6998281520141958344:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={6998281520141958344:0}] [L3924] return (p); VAL [\old(size)=1000, \result={6998281520141958344:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6998281520141958344:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={6998281520141958344:0}] [L4468] RET, EXPR ldv_init_zalloc(1000UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1000UL)={6998281520141958344:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={0:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4468] tmp = ldv_init_zalloc(1000UL) [L4469] raw_ctl_fops_group1 = (struct inode *)tmp VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={6998281520141958344:0}] [L4470] CALL, EXPR ldv_init_zalloc(504UL) VAL [\old(size)=504, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3918] void *p ; [L3919] void *tmp ; [L3921] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=504, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504] [L3921] tmp = calloc(1UL, size) [L3922] p = tmp VAL [\old(size)=504, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6562560455082376411:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={6562560455082376411:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3877] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4503599627370496:-9223372036854775808}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3923] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=504, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6562560455082376411:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={6562560455082376411:0}] [L3924] return (p); VAL [\old(size)=504, \result={6562560455082376411:0}, __this_module={4503599627370496:-9223372036854775808}, calloc(1UL, size)={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, p={6562560455082376411:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={6562560455082376411:0}] [L4470] RET, EXPR ldv_init_zalloc(504UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(504UL)={6562560455082376411:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={0:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={6998281520141958344:0}] [L4470] tmp___0 = ldv_init_zalloc(504UL) [L4471] raw_ctl_fops_group2 = (struct file *)tmp___0 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={6998281520141958344:0}, tmp___0={6562560455082376411:0}] [L4742] RET ldv_file_operations_1() [L4408] RET ldv_cdev_init_7(& raw_cdev, & raw_fops) [L4409] CALL, EXPR cdev_add(& raw_cdev, dev, (unsigned int )max_raw_minors) [L4927] return __VERIFIER_nondet_int(); [L4409] RET, EXPR cdev_add(& raw_cdev, dev, (unsigned int )max_raw_minors) [L4409] ret = cdev_add(& raw_cdev, dev, (unsigned int )max_raw_minors) [L4410] COND FALSE !(ret != 0) [L4414] CALL, EXPR __class_create(& __this_module, "raw", & __key) [L4873] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [\old(size)=120, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3882] void *p ; [L3883] void *tmp ; [L3884] int tmp___0 ; [L3886] tmp___0 = __VERIFIER_nondet_int() [L3887] COND TRUE tmp___0 != 0 [L3888] return ((void *)0); VAL [\old(size)=120, \result={0:0}, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=120, tmp___0=2147483648] [L4873] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={4503599627370496:-9223372036854775808}, arg0={4503599627370496:-9223372036854775808}, arg0={4503599627370496:-9223372036854775808}, arg1={12:0}, arg1={12:0}, arg2={7178438699242093786:0}, arg2={7178438699242093786:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct class))={0:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4873] return ldv_malloc(sizeof(struct class)); [L4414] RET, EXPR __class_create(& __this_module, "raw", & __key) [L4414] tmp___0 = __class_create(& __this_module, "raw", & __key) [L4415] raw_class = tmp___0 VAL [__key={7178438699242093786:0}, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={1742:0}, tmp___0={0:0}] [L4416] CALL, EXPR IS_ERR((void const *)raw_class) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4717] bool tmp ; VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4773] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4719] tmp = ldv_is_err(ptr) [L4720] return (tmp); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, ptr={0:0}, ptr={0:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp=0] [L4416] RET, EXPR IS_ERR((void const *)raw_class) VAL [__key={7178438699242093786:0}, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, IS_ERR((void const *)raw_class)=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={1742:0}, tmp___0={0:0}] [L4416] tmp___2 = IS_ERR((void const *)raw_class) [L4417] COND FALSE !((int )tmp___2) [L4425] raw_class->devnode = & raw_devnode [L4427] return (0); [L4427] return (0); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, dev=169869312, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={1742:0}, tmp___0={0:0}, tmp___2=0] [L4597] RET, EXPR raw_init() [L4597] ldv_retval_1 = raw_init() [L4598] COND TRUE ldv_retval_1 == 0 [L4599] ldv_state_variable_0 = 3 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=1, tmp___5=1] [L4602] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=1, tmp___5=1] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___5=1] [L4533] COND TRUE ldv_state_variable_1 != 0 [L4534] tmp___4 = __VERIFIER_nondet_int() [L4536] case 0: [L4543] case 1: [L4550] case 2: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4551] COND TRUE ldv_state_variable_1 == 1 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4552] CALL, EXPR raw_open(raw_ctl_fops_group1, raw_ctl_fops_group2) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4110] int minor ; [L4111] unsigned int tmp ; [L4112] struct block_device *bdev ; [L4113] int err ; [L4114] unsigned short tmp___0 ; [L4115] struct inode *tmp___1 ; VAL [__this_module={4503599627370496:-9223372036854775808}, filp={6562560455082376411:0}, filp={6562560455082376411:0}, inode={6998281520141958344:0}, inode={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4117] CALL, EXPR iminor((struct inode const *)inode) VAL [__this_module={4503599627370496:-9223372036854775808}, inode={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L3978] EXPR inode->i_rdev [L3978] return ((unsigned int )inode->i_rdev & 1048575U); [L4117] RET, EXPR iminor((struct inode const *)inode) VAL [__this_module={4503599627370496:-9223372036854775808}, filp={6562560455082376411:0}, filp={6562560455082376411:0}, iminor((struct inode const *)inode)=0, inode={6998281520141958344:0}, inode={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0] [L4117] tmp = iminor((struct inode const *)inode) [L4118] minor = (int const )tmp VAL [__this_module={4503599627370496:-9223372036854775808}, filp={6562560455082376411:0}, filp={6562560455082376411:0}, inode={6998281520141958344:0}, inode={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, minor=0, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp=0] [L4119] COND TRUE minor == 0 [L4120] filp->f_op = & raw_ctl_fops [L4121] return (0); VAL [\result=0, __this_module={4503599627370496:-9223372036854775808}, filp={6562560455082376411:0}, filp={6562560455082376411:0}, inode={6998281520141958344:0}, inode={6998281520141958344:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_raw_minors=256, minor=0, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp=0] [L4552] RET, EXPR raw_open(raw_ctl_fops_group1, raw_ctl_fops_group2) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, raw_open(raw_ctl_fops_group1, raw_ctl_fops_group2)=0, ref_cnt=0, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4552] ldv_retval_0 = raw_open(raw_ctl_fops_group1, raw_ctl_fops_group2) [L4553] COND TRUE ldv_retval_0 == 0 [L4554] ldv_state_variable_1 = 2 [L4555] ref_cnt = ref_cnt + 1 VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4533] COND TRUE ldv_state_variable_1 != 0 [L4534] tmp___4 = __VERIFIER_nondet_int() [L4536] case 0: VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, ldvarg0={-4753212936745768742:0}, ldvarg1={-524441:0}, ldvarg10={-7369326425817777270:0}, ldvarg11={7171700920710548196:0}, ldvarg12={7170547538649386168:0}, ldvarg13={6998294714147273947:0}, ldvarg14={7005179856092658346:0}, ldvarg15={2394779932027517796:0}, ldvarg16={4800538095990471899:0}, ldvarg2={-7441991122074763638:0}, ldvarg3={-153122387331645602:0}, ldvarg4={-4753212936745767718:0}, ldvarg5=44032, ldvarg6={-2177648899524965638:0}, ldvarg7={7574741998120582213:0}, ldvarg8={-6828592104827258012:0}, ldvarg9={-2052390970892018766:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={4800538095990471899:0}, tmp___0={2394779932027517796:0}, tmp___1={7005179856092658346:0}, tmp___2={6998294714147273947:0}, tmp___3=0, tmp___4=0, tmp___5=1] [L4537] COND TRUE ldv_state_variable_1 == 2 [L4538] EXPR \read(ldvarg4) [L4538] CALL raw_ctl_compat_ioctl(raw_ctl_fops_group2, ldvarg5, ldvarg4) [L4315] struct raw32_config_request *user_req ; [L4316] void *tmp ; [L4317] struct raw32_config_request rq ; [L4318] dev_t dev ; [L4319] int err ; [L4320] unsigned long tmp___0 ; [L4321] int tmp___1 ; [L4322] unsigned long tmp___2 ; [L4323] unsigned long tmp___3 ; [L4325] CALL, EXPR compat_ptr((compat_uptr_t )arg) [L4095] return ((void *)((unsigned long )uptr)); VAL [\old(uptr)=0, \result={0:0}, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, uptr=0] [L4325] RET, EXPR compat_ptr((compat_uptr_t )arg) [L4325] tmp = compat_ptr((compat_uptr_t )arg) [L4326] user_req = (struct raw32_config_request *)tmp [L4327] err = 0 [L4329] case 44032U: VAL [\old(arg)=0, \old(cmd)=44032, __this_module={4503599627370496:-9223372036854775808}, arg=0, cmd=44032, dev={7178438699242093786:0}, err=0, file={6562560455082376411:0}, file={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-144115737831669924:0}, tmp={0:0}, user_req={0:0}] [L4330] CALL, EXPR copy_from_user((void *)(& rq), (void const *)user_req, 20UL) VAL [__this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4024] int sz ; [L4025] unsigned long tmp ; [L4026] long tmp___0 ; [L4028] tmp = __builtin_object_size((void const *)to, 0) [L4029] sz = (int )tmp VAL [\old(n)=20, __this_module={4503599627370496:-9223372036854775808}, from={0:0}, from={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, n=20, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, sz=1073741824, tmp=1073741824, to={-144115737831669924:0}, to={-144115737831669924:0}] [L4030] FCALL __might_fault("./arch/x86/include/asm/uaccess.h", 697) VAL [\old(n)=20, __this_module={4503599627370496:-9223372036854775808}, from={0:0}, from={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, n=20, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, sz=1073741824, tmp=1073741824, to={-144115737831669924:0}, to={-144115737831669924:0}] [L4031] CALL, EXPR ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L) VAL [\old(c)=1, \old(exp)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L3961] return (exp); VAL [\old(c)=1, \old(exp)=1, \result=1, __this_module={4503599627370496:-9223372036854775808}, c=1, exp=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4031] RET, EXPR ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L) VAL [\old(n)=20, __this_module={4503599627370496:-9223372036854775808}, from={0:0}, from={0:0}, ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L)=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, n=20, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, sz=1073741824, tmp=1073741824, to={-144115737831669924:0}, to={-144115737831669924:0}] [L4031] tmp___0 = ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L) [L4032] COND TRUE tmp___0 != 0L [L4033] CALL, EXPR _copy_from_user(to, from, (unsigned int )n) [L4886] return __VERIFIER_nondet_ulong(); [L4033] RET, EXPR _copy_from_user(to, from, (unsigned int )n) [L4033] n = _copy_from_user(to, from, (unsigned int )n) [L4037] return (n); VAL [\old(n)=20, \result=0, __this_module={4503599627370496:-9223372036854775808}, from={0:0}, from={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, n=0, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, sz=1073741824, tmp=1073741824, tmp___0=1, to={-144115737831669924:0}, to={-144115737831669924:0}] [L4330] RET, EXPR copy_from_user((void *)(& rq), (void const *)user_req, 20UL) VAL [\old(arg)=0, \old(cmd)=44032, __this_module={4503599627370496:-9223372036854775808}, arg=0, cmd=44032, copy_from_user((void *)(& rq), (void const *)user_req, 20UL)=0, dev={7178438699242093786:0}, err=0, file={6562560455082376411:0}, file={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-144115737831669924:0}, tmp={0:0}, user_req={0:0}] [L4330] tmp___0 = copy_from_user((void *)(& rq), (void const *)user_req, 20UL) [L4331] COND FALSE !(tmp___0 != 0UL) [L4335] EXPR rq.raw_minor [L4335] EXPR rq.block_major [L4335] EXPR rq.block_minor VAL [\old(arg)=0, \old(cmd)=44032, __this_module={4503599627370496:-9223372036854775808}, arg=0, cmd=44032, dev={7178438699242093786:0}, err=0, file={6562560455082376411:0}, file={6562560455082376411:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-144115737831669924:0}, rq.block_major=0, rq.block_minor=0, rq.raw_minor=128, tmp={0:0}, tmp___0=0, user_req={0:0}] [L4335] CALL bind_set(rq.raw_minor, rq.block_major, rq.block_minor) VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4193] dev_t dev ; [L4194] struct raw_device_data *rawdev ; [L4195] int err ; [L4196] bool tmp ; [L4197] int tmp___0 ; [L4198] dev_t raw ; [L4200] dev = ((dev_t )major << 20U) | (dev_t )minor [L4201] err = 0 VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4202] COND FALSE !(number <= 0 || number >= max_raw_minors) VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4206] COND FALSE !((u64 )(dev >> 20) != major || ((u64 )dev & 1048575ULL) != minor) [L4210] rawdev = raw_devices + (unsigned long )number [L4211] CALL, EXPR capable(21) [L4923] return __VERIFIER_nondet_bool(); [L4211] RET, EXPR capable(21) [L4211] tmp = capable(21) [L4212] COND TRUE \read(tmp) [L4213] tmp___0 = 0 VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, ref_cnt=1, tmp=128, tmp___0=0] [L4217] COND FALSE !(\read(tmp___0)) VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, ref_cnt=1, tmp=128, tmp___0=0] [L4221] COND FALSE !(dev >> 20 == 0U && dev != 0U) VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, ref_cnt=1, tmp=128, tmp___0=0] [L4225] FCALL mutex_lock_nested(& raw_mutex, 0U) VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, ref_cnt=1, tmp=128, tmp___0=0] [L4226] EXPR rawdev->inuse VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, rawdev->inuse=0, ref_cnt=1, tmp=128, tmp___0=0] [L4226] COND FALSE !(rawdev->inuse != 0) [L4231] EXPR rawdev->binding VAL [\old(ldv_module_refcounter)=1, \old(major)=0, \old(minor)=0, \old(number)=128, __this_module={4503599627370496:-9223372036854775808}, dev=0, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, major=0, max_raw_minors=256, minor=0, number=128, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={1742:1536}, rawdev->binding={0:-9223372036854775808}, ref_cnt=1, tmp=128, tmp___0=0] [L4231] COND TRUE (unsigned long )rawdev->binding != (unsigned long )((struct block_device *)0) [L4232] EXPR rawdev->binding [L4232] FCALL bdput(rawdev->binding) [L4233] CALL ldv_module_put_5(& __this_module) [L4726] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, module={4503599627370496:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4837] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, module={4503599627370496:-9223372036854775808}, module={4503599627370496:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4838] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, module={4503599627370496:-9223372036854775808}, module={4503599627370496:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4839] CALL ldv_error() VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] [L4767] reach_error() VAL [\old(ldv_module_refcounter)=1, __this_module={4503599627370496:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=0, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={6998281520141958344:0}, raw_ctl_fops_group2={6562560455082376411:0}, raw_devices={1742:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 381 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 90.7s, OverallIterations: 11, TraceHistogramMax: 76, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2084 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2082 mSDsluCounter, 16442 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11105 mSDsCounter, 244 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 604 IncrementalHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 244 mSolverCounterUnsat, 5337 mSDtfsCounter, 604 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11926 GetRequests, 11818 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1776occurred in iteration=10, InterpolantAutomatonStates: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 110 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.2s SsaConstructionTime, 29.0s SatisfiabilityAnalysisTime, 29.8s InterpolantComputationTime, 6362 NumberOfCodeBlocks, 6362 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 11902 ConstructedInterpolants, 0 QuantifiedInterpolants, 14123 SizeOfPredicates, 50 NumberOfNonLiveVariables, 26652 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 42 InterpolantComputations, 13 PerfectInterpolantSequences, 37789/39528 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-21 00:48:29,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c095ec-8133-4df3-bbb2-a19d3e35c83c/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample