./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V --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-aef121e [2021-11-23 01:54:39,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:54:39,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:54:39,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:54:39,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:54:39,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:54:39,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:54:39,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:54:39,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:54:39,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:54:39,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:54:39,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:54:39,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:54:39,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:54:39,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:54:39,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:54:39,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:54:39,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:54:39,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:54:39,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:54:39,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:54:39,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:54:39,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:54:39,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:54:39,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:54:39,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:54:39,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:54:39,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:54:39,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:54:39,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:54:39,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:54:39,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:54:39,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:54:39,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:54:39,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:54:39,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:54:39,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:54:39,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:54:39,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:54:39,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:54:39,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:54:39,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:54:39,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:54:39,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:54:39,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:54:39,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:54:39,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:54:39,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:54:39,350 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:54:39,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:54:39,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:54:39,351 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:54:39,352 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:54:39,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:54:39,353 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:54:39,353 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:54:39,353 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:54:39,354 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:54:39,354 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:54:39,354 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:54:39,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:54:39,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:54:39,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:54:39,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:54:39,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:54:39,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:54:39,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:54:39,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:54:39,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:54:39,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:54:39,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:54:39,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:54:39,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:54:39,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:54:39,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:54:39,359 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:54:39,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:54:39,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:54:39,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:54:39,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:54:39,360 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2021-11-23 01:54:39,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:54:39,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:54:39,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:54:39,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:54:39,759 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:54:39,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 01:54:39,831 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/0ed0d8aa9/21ce12d9e56641328e9b80c799de6de3/FLAGe8567ee23 [2021-11-23 01:54:40,681 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:54:40,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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 [2021-11-23 01:54:40,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/0ed0d8aa9/21ce12d9e56641328e9b80c799de6de3/FLAGe8567ee23 [2021-11-23 01:54:41,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/0ed0d8aa9/21ce12d9e56641328e9b80c799de6de3 [2021-11-23 01:54:41,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:54:41,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:54:41,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:54:41,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:54:41,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:54:41,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:41" (1/1) ... [2021-11-23 01:54:41,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632e40dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:41, skipping insertion in model container [2021-11-23 01:54:41,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:41" (1/1) ... [2021-11-23 01:54:41,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:54:41,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:54:42,337 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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] [2021-11-23 01:54:42,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:54:42,427 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:54:42,711 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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] [2021-11-23 01:54:42,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:54:42,768 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:54:42,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42 WrapperNode [2021-11-23 01:54:42,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:54:42,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:54:42,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:54:42,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:54:42,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:42,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:42,983 INFO L137 Inliner]: procedures = 114, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1200 [2021-11-23 01:54:42,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:54:42,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:54:42,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:54:42,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:54:42,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:42,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:54:43,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:54:43,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:54:43,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:54:43,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (1/1) ... [2021-11-23 01:54:43,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:54:43,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:54:43,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:54:43,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:54:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2021-11-23 01:54:43,241 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2021-11-23 01:54:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-23 01:54:43,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-23 01:54:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:54:43,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:54:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:54:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 01:54:43,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 01:54:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2021-11-23 01:54:43,243 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2021-11-23 01:54:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:54:43,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:54:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-23 01:54:43,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-23 01:54:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2021-11-23 01:54:43,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2021-11-23 01:54:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:54:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 01:54:43,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 01:54:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 01:54:43,244 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 01:54:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:54:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:54:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 01:54:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 01:54:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2021-11-23 01:54:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2021-11-23 01:54:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-23 01:54:43,246 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-23 01:54:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 01:54:43,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 01:54:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:54:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:54:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:54:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 01:54:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 01:54:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 01:54:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 01:54:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:54:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:54:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:54:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:54:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 01:54:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 01:54:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 01:54:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 01:54:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:54:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:54:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2021-11-23 01:54:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2021-11-23 01:54:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 01:54:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 01:54:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 01:54:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 01:54:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-11-23 01:54:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-11-23 01:54:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 01:54:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 01:54:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2021-11-23 01:54:43,255 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2021-11-23 01:54:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:54:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:54:43,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:54:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 01:54:43,255 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 01:54:43,628 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:54:43,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:54:43,898 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 01:54:44,745 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:54:44,958 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:54:44,958 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:54:44,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:44 BoogieIcfgContainer [2021-11-23 01:54:44,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:54:44,965 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:54:44,965 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:54:44,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:54:44,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:54:41" (1/3) ... [2021-11-23 01:54:44,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c401caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:54:44, skipping insertion in model container [2021-11-23 01:54:44,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:42" (2/3) ... [2021-11-23 01:54:44,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c401caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:54:44, skipping insertion in model container [2021-11-23 01:54:44,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:44" (3/3) ... [2021-11-23 01:54:44,973 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-23 01:54:44,980 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:54:44,980 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 01:54:45,050 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:54:45,066 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 [2021-11-23 01:54:45,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 01:54:45,100 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) [2021-11-23 01:54:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:54:45,131 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:45,133 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] [2021-11-23 01:54:45,134 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:45,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:45,141 INFO L85 PathProgramCache]: Analyzing trace with hash -821374808, now seen corresponding path program 1 times [2021-11-23 01:54:45,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:45,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81870720] [2021-11-23 01:54:45,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:45,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:45,834 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-23 01:54:45,835 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:45,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81870720] [2021-11-23 01:54:45,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81870720] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:45,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:54:45,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:54:45,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589025406] [2021-11-23 01:54:45,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:45,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:54:45,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:45,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:54:45,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:54:45,877 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) [2021-11-23 01:54:46,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:46,439 INFO L93 Difference]: Finished difference Result 762 states and 1076 transitions. [2021-11-23 01:54:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:54:46,442 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 [2021-11-23 01:54:46,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:46,459 INFO L225 Difference]: With dead ends: 762 [2021-11-23 01:54:46,459 INFO L226 Difference]: Without dead ends: 497 [2021-11-23 01:54:46,465 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 [2021-11-23 01:54:46,469 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, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 01:54:46,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 727 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 01:54:46,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2021-11-23 01:54:46,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 494. [2021-11-23 01:54:46,564 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) [2021-11-23 01:54:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 685 transitions. [2021-11-23 01:54:46,571 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 685 transitions. Word has length 131 [2021-11-23 01:54:46,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:46,574 INFO L470 AbstractCegarLoop]: Abstraction has 494 states and 685 transitions. [2021-11-23 01:54:46,574 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) [2021-11-23 01:54:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 685 transitions. [2021-11-23 01:54:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:54:46,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:46,586 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] [2021-11-23 01:54:46,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 01:54:46,586 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:46,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:46,587 INFO L85 PathProgramCache]: Analyzing trace with hash -996015596, now seen corresponding path program 1 times [2021-11-23 01:54:46,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:46,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825222739] [2021-11-23 01:54:46,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:46,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-23 01:54:46,896 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:46,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825222739] [2021-11-23 01:54:46,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825222739] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:46,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:54:46,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:54:46,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172595854] [2021-11-23 01:54:46,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:46,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:54:46,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:46,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:54:46,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:54:46,901 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) [2021-11-23 01:54:47,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:47,270 INFO L93 Difference]: Finished difference Result 1387 states and 1936 transitions. [2021-11-23 01:54:47,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:54:47,271 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 [2021-11-23 01:54:47,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:47,282 INFO L225 Difference]: With dead ends: 1387 [2021-11-23 01:54:47,282 INFO L226 Difference]: Without dead ends: 925 [2021-11-23 01:54:47,285 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 [2021-11-23 01:54:47,287 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 [2021-11-23 01:54:47,287 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] [2021-11-23 01:54:47,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2021-11-23 01:54:47,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 921. [2021-11-23 01:54:47,375 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) [2021-11-23 01:54:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1285 transitions. [2021-11-23 01:54:47,384 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1285 transitions. Word has length 130 [2021-11-23 01:54:47,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:47,385 INFO L470 AbstractCegarLoop]: Abstraction has 921 states and 1285 transitions. [2021-11-23 01:54:47,386 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) [2021-11-23 01:54:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1285 transitions. [2021-11-23 01:54:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:54:47,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:47,390 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] [2021-11-23 01:54:47,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 01:54:47,390 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:47,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:47,391 INFO L85 PathProgramCache]: Analyzing trace with hash -160076248, now seen corresponding path program 1 times [2021-11-23 01:54:47,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:47,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662490013] [2021-11-23 01:54:47,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:47,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-23 01:54:47,548 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:47,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662490013] [2021-11-23 01:54:47,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662490013] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:47,548 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:54:47,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:54:47,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853839106] [2021-11-23 01:54:47,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:47,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:54:47,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:47,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:54:47,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:54:47,551 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) [2021-11-23 01:54:47,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:47,922 INFO L93 Difference]: Finished difference Result 1790 states and 2462 transitions. [2021-11-23 01:54:47,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:54:47,923 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 [2021-11-23 01:54:47,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:47,931 INFO L225 Difference]: With dead ends: 1790 [2021-11-23 01:54:47,931 INFO L226 Difference]: Without dead ends: 913 [2021-11-23 01:54:47,934 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 [2021-11-23 01:54:47,936 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 [2021-11-23 01:54:47,936 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] [2021-11-23 01:54:47,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2021-11-23 01:54:47,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 903. [2021-11-23 01:54:47,985 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) [2021-11-23 01:54:47,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1225 transitions. [2021-11-23 01:54:47,992 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1225 transitions. Word has length 148 [2021-11-23 01:54:47,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:47,993 INFO L470 AbstractCegarLoop]: Abstraction has 903 states and 1225 transitions. [2021-11-23 01:54:47,993 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) [2021-11-23 01:54:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1225 transitions. [2021-11-23 01:54:47,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:54:47,998 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:47,998 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] [2021-11-23 01:54:47,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 01:54:47,999 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:47,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:47,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1723793366, now seen corresponding path program 1 times [2021-11-23 01:54:48,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:48,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608641361] [2021-11-23 01:54:48,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:48,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-11-23 01:54:48,193 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:48,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608641361] [2021-11-23 01:54:48,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608641361] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:48,193 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:54:48,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:54:48,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190489783] [2021-11-23 01:54:48,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:48,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:54:48,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:48,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:54:48,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:54:48,196 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) [2021-11-23 01:54:48,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:48,820 INFO L93 Difference]: Finished difference Result 1960 states and 2655 transitions. [2021-11-23 01:54:48,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:54:48,821 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 [2021-11-23 01:54:48,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:48,837 INFO L225 Difference]: With dead ends: 1960 [2021-11-23 01:54:48,837 INFO L226 Difference]: Without dead ends: 1188 [2021-11-23 01:54:48,840 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 [2021-11-23 01:54:48,845 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, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 01:54:48,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 785 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 01:54:48,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2021-11-23 01:54:48,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1175. [2021-11-23 01:54:48,915 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) [2021-11-23 01:54:48,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1591 transitions. [2021-11-23 01:54:48,925 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1591 transitions. Word has length 191 [2021-11-23 01:54:48,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:48,927 INFO L470 AbstractCegarLoop]: Abstraction has 1175 states and 1591 transitions. [2021-11-23 01:54:48,927 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) [2021-11-23 01:54:48,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1591 transitions. [2021-11-23 01:54:48,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 01:54:48,934 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:48,935 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] [2021-11-23 01:54:48,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 01:54:48,937 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:48,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:48,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1047832876, now seen corresponding path program 1 times [2021-11-23 01:54:48,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:48,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208765365] [2021-11-23 01:54:48,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:48,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2021-11-23 01:54:49,348 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:49,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208765365] [2021-11-23 01:54:49,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208765365] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:49,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:54:49,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 01:54:49,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435494116] [2021-11-23 01:54:49,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:49,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 01:54:49,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:49,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 01:54:49,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 01:54:49,352 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) [2021-11-23 01:54:50,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:50,097 INFO L93 Difference]: Finished difference Result 3261 states and 4398 transitions. [2021-11-23 01:54:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 01:54:50,098 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 [2021-11-23 01:54:50,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:50,114 INFO L225 Difference]: With dead ends: 3261 [2021-11-23 01:54:50,115 INFO L226 Difference]: Without dead ends: 2217 [2021-11-23 01:54:50,121 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 [2021-11-23 01:54:50,123 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 [2021-11-23 01:54:50,124 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] [2021-11-23 01:54:50,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2217 states. [2021-11-23 01:54:50,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2217 to 1999. [2021-11-23 01:54:50,236 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) [2021-11-23 01:54:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 2716 transitions. [2021-11-23 01:54:50,250 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 2716 transitions. Word has length 211 [2021-11-23 01:54:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:50,251 INFO L470 AbstractCegarLoop]: Abstraction has 1999 states and 2716 transitions. [2021-11-23 01:54:50,251 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) [2021-11-23 01:54:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2716 transitions. [2021-11-23 01:54:50,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 01:54:50,258 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:50,258 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] [2021-11-23 01:54:50,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 01:54:50,259 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:50,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:50,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1982072347, now seen corresponding path program 1 times [2021-11-23 01:54:50,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:50,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788759623] [2021-11-23 01:54:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:50,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-11-23 01:54:50,566 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:50,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788759623] [2021-11-23 01:54:50,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788759623] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 01:54:50,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778666028] [2021-11-23 01:54:50,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:50,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:54:50,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:54:50,570 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:54:50,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 01:54:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:51,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 2121 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:54:51,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:54:51,665 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2021-11-23 01:54:51,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:54:51,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778666028] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:51,666 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 01:54:51,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2021-11-23 01:54:51,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788579650] [2021-11-23 01:54:51,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:51,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 01:54:51,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:51,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 01:54:51,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 01:54:51,669 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) [2021-11-23 01:54:52,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:52,332 INFO L93 Difference]: Finished difference Result 3121 states and 4210 transitions. [2021-11-23 01:54:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 01:54:52,333 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 [2021-11-23 01:54:52,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:52,342 INFO L225 Difference]: With dead ends: 3121 [2021-11-23 01:54:52,343 INFO L226 Difference]: Without dead ends: 1222 [2021-11-23 01:54:52,348 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 [2021-11-23 01:54:52,349 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 16 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 01:54:52,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 1354 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 01:54:52,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2021-11-23 01:54:52,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1150. [2021-11-23 01:54:52,410 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) [2021-11-23 01:54:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1551 transitions. [2021-11-23 01:54:52,421 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1551 transitions. Word has length 222 [2021-11-23 01:54:52,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:52,425 INFO L470 AbstractCegarLoop]: Abstraction has 1150 states and 1551 transitions. [2021-11-23 01:54:52,425 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) [2021-11-23 01:54:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1551 transitions. [2021-11-23 01:54:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 01:54:52,430 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:52,431 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] [2021-11-23 01:54:52,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 01:54:52,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:54:52,657 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:52,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:52,657 INFO L85 PathProgramCache]: Analyzing trace with hash -355837059, now seen corresponding path program 1 times [2021-11-23 01:54:52,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:52,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498422079] [2021-11-23 01:54:52,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:52,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 01:54:52,988 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:52,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498422079] [2021-11-23 01:54:52,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498422079] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 01:54:52,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492507511] [2021-11-23 01:54:52,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:52,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:54:52,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:54:52,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:54:52,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 01:54:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:53,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:54:53,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:54:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-23 01:54:54,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:54:54,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492507511] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:54:54,154 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 01:54:54,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-23 01:54:54,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931434683] [2021-11-23 01:54:54,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:54:54,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:54:54,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:54:54,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:54:54,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 01:54:54,157 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) [2021-11-23 01:54:54,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:54:54,744 INFO L93 Difference]: Finished difference Result 2282 states and 3092 transitions. [2021-11-23 01:54:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:54:54,745 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 [2021-11-23 01:54:54,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:54:54,753 INFO L225 Difference]: With dead ends: 2282 [2021-11-23 01:54:54,753 INFO L226 Difference]: Without dead ends: 1151 [2021-11-23 01:54:54,757 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 [2021-11-23 01:54:54,759 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 [2021-11-23 01:54:54,759 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] [2021-11-23 01:54:54,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2021-11-23 01:54:54,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2021-11-23 01:54:54,856 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) [2021-11-23 01:54:54,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1552 transitions. [2021-11-23 01:54:54,865 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1552 transitions. Word has length 233 [2021-11-23 01:54:54,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:54:54,866 INFO L470 AbstractCegarLoop]: Abstraction has 1151 states and 1552 transitions. [2021-11-23 01:54:54,866 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) [2021-11-23 01:54:54,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1552 transitions. [2021-11-23 01:54:54,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:54:54,873 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:54:54,874 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] [2021-11-23 01:54:54,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 01:54:55,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 01:54:55,097 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:54:55,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:54:55,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1821498994, now seen corresponding path program 1 times [2021-11-23 01:54:55,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:54:55,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453500775] [2021-11-23 01:54:55,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:55,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:55,473 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-11-23 01:54:55,473 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:54:55,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453500775] [2021-11-23 01:54:55,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453500775] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 01:54:55,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715488639] [2021-11-23 01:54:55,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:54:55,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:54:55,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:54:55,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:54:55,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 01:54:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:56,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 263 conjunts are in the unsatisfiable core [2021-11-23 01:54:56,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:54:56,416 INFO L354 Elim1Store]: treesize reduction 224, result has 0.4 percent of original size [2021-11-23 01:54:56,417 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 [2021-11-23 01:54:59,138 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 [2021-11-23 01:54:59,951 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 [2021-11-23 01:55:05,941 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-23 01:55:05,942 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 [2021-11-23 01:55:07,530 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 [2021-11-23 01:55:13,149 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-23 01:55:13,150 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 [2021-11-23 01:55:14,497 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 [2021-11-23 01:55:20,165 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-23 01:55:20,166 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 [2021-11-23 01:55:21,438 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 [2021-11-23 01:55:22,971 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-23 01:55:22,972 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 [2021-11-23 01:55:24,280 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:55:24,281 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 [2021-11-23 01:55:24,404 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-11-23 01:55:24,404 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 [2021-11-23 01:55:26,067 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 01:55:26,067 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 [2021-11-23 01:55:26,191 INFO L354 Elim1Store]: treesize reduction 72, result has 23.4 percent of original size [2021-11-23 01:55:26,192 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 [2021-11-23 01:55:28,099 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:55:28,104 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 [2021-11-23 01:55:33,870 INFO L354 Elim1Store]: treesize reduction 160, result has 15.3 percent of original size [2021-11-23 01:55:33,871 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 [2021-11-23 01:55:35,446 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:55:35,446 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 [2021-11-23 01:55:40,741 INFO L354 Elim1Store]: treesize reduction 160, result has 15.3 percent of original size [2021-11-23 01:55:40,741 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 [2021-11-23 01:55:42,691 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:55:42,692 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 [2021-11-23 01:56:12,951 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-23 01:56:12,951 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 [2021-11-23 01:56:17,006 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:56:17,006 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 [2021-11-23 01:56:17,111 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-23 01:56:17,112 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 [2021-11-23 01:56:20,969 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:56:20,969 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 [2021-11-23 01:56:21,055 INFO L354 Elim1Store]: treesize reduction 112, result has 20.6 percent of original size [2021-11-23 01:56:21,056 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 [2021-11-23 01:56:35,863 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 01:56:35,863 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 [2021-11-23 01:57:17,272 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 [2021-11-23 01:59:01,574 INFO L354 Elim1Store]: treesize reduction 96, result has 25.6 percent of original size [2021-11-23 01:59:01,574 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 [2021-11-23 01:59:27,700 INFO L354 Elim1Store]: treesize reduction 56, result has 30.9 percent of original size [2021-11-23 01:59:27,700 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 [2021-11-23 01:59:40,575 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 [2021-11-23 02:00:44,875 INFO L354 Elim1Store]: treesize reduction 119, result has 34.3 percent of original size [2021-11-23 02:00:44,875 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 [2021-11-23 02:00:54,284 WARN L227 SmtUtils]: Spent 8.07s 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) [2021-11-23 02:01:09,787 WARN L227 SmtUtils]: Spent 8.07s 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) [2021-11-23 02:01:15,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:01:15,782 INFO L354 Elim1Store]: treesize reduction 306, result has 22.9 percent of original size [2021-11-23 02:01:15,782 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 [2021-11-23 02:01:16,110 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 [2021-11-23 02:01:17,770 INFO L354 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2021-11-23 02:01:17,771 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 [2021-11-23 02:01:18,360 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:01:18,361 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 [2021-11-23 02:01:19,300 INFO L354 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2021-11-23 02:01:19,302 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 [2021-11-23 02:03:34,934 INFO L354 Elim1Store]: treesize reduction 88, result has 60.9 percent of original size [2021-11-23 02:03:34,934 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 [2021-11-23 02:03:55,144 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 [2021-11-23 02:03:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:55,657 INFO L354 Elim1Store]: treesize reduction 408, result has 21.7 percent of original size [2021-11-23 02:03:55,657 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 [2021-11-23 02:03:55,696 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Should have been eliminated by DER [2021-11-23 02:03:55,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [658551441] [2021-11-23 02:03:55,727 INFO L159 IcfgInterpreter]: Started Sifa with 132 locations of interest [2021-11-23 02:03:55,728 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:03:55,735 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:03:55,742 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:03:55,743 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:03:56,508 FATAL L? ?]: Ignoring exception! java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@4c481099 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker.assertLhs(IncrementalPlicationChecker.java:103) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker.checkPlication(IncrementalPlicationChecker.java:135) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexEqualityManager.(ArrayIndexEqualityManager.java:92) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:388) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:115) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) 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.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) 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:119) 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) [2021-11-23 02:03:56,516 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:03:56,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-11-23 02:03:56,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212652520] [2021-11-23 02:03:56,516 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-23 02:03:56,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:03:56,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:03:56,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:03:56,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1846, Unknown=131, NotChecked=90, Total=2256 [2021-11-23 02:03:56,521 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) [2021-11-23 02:03:56,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:03:56,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 158 SyntacticMatches, 8 SemanticMatches, 46 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 372.1s TimeCoverageRelationStatistics Valid=189, Invalid=1846, Unknown=131, NotChecked=90, Total=2256 [2021-11-23 02:03:56,524 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 [2021-11-23 02:03:56,525 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] [2021-11-23 02:03:56,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:03:56,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:56,748 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@4c481099 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:360) 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:455) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:103) 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) [2021-11-23 02:03:56,751 INFO L158 Benchmark]: Toolchain (without parser) took 555517.59ms. Allocated memory was 94.4MB in the beginning and 385.9MB in the end (delta: 291.5MB). Free memory was 53.3MB in the beginning and 313.2MB in the end (delta: -259.9MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-11-23 02:03:56,751 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:03:56,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1532.31ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 53.1MB in the beginning and 56.3MB in the end (delta: -3.2MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-23 02:03:56,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.19ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 81.3MB in the end (delta: -25.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 02:03:56,752 INFO L158 Benchmark]: Boogie Preprocessor took 162.06ms. Allocated memory is still 123.7MB. Free memory was 81.3MB in the beginning and 74.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 02:03:56,752 INFO L158 Benchmark]: RCFGBuilder took 1815.43ms. Allocated memory was 123.7MB in the beginning and 186.6MB in the end (delta: 62.9MB). Free memory was 74.5MB in the beginning and 101.9MB in the end (delta: -27.4MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-11-23 02:03:56,753 INFO L158 Benchmark]: TraceAbstraction took 551785.07ms. Allocated memory was 186.6MB in the beginning and 385.9MB in the end (delta: 199.2MB). Free memory was 101.0MB in the beginning and 313.2MB in the end (delta: -212.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:03:56,755 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 94.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1532.31ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 53.1MB in the beginning and 56.3MB in the end (delta: -3.2MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.19ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 81.3MB in the end (delta: -25.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.06ms. Allocated memory is still 123.7MB. Free memory was 81.3MB in the beginning and 74.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1815.43ms. Allocated memory was 123.7MB in the beginning and 186.6MB in the end (delta: 62.9MB). Free memory was 74.5MB in the beginning and 101.9MB in the end (delta: -27.4MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 551785.07ms. Allocated memory was 186.6MB in the beginning and 385.9MB in the end (delta: 199.2MB). Free memory was 101.0MB in the beginning and 313.2MB in the end (delta: -212.2MB). There was no memory consumed. 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@4c481099 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@4c481099: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 02:03:56,984 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-23 02:03:57,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V --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-aef121e [2021-11-23 02:03:59,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:03:59,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:03:59,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:03:59,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:03:59,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:03:59,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:03:59,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:03:59,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:03:59,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:03:59,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:03:59,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:03:59,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:03:59,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:03:59,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:03:59,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:03:59,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:03:59,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:03:59,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:03:59,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:03:59,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:03:59,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:03:59,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:03:59,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:03:59,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:03:59,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:03:59,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:03:59,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:03:59,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:03:59,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:03:59,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:03:59,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:03:59,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:03:59,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:03:59,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:03:59,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:03:59,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:03:59,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:03:59,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:03:59,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:03:59,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:03:59,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 02:03:59,714 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:03:59,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:03:59,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:03:59,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:03:59,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:03:59,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:03:59,717 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:03:59,718 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:03:59,718 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:03:59,718 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:03:59,719 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:03:59,719 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:03:59,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:03:59,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:03:59,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:03:59,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:03:59,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:03:59,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:03:59,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:03:59,723 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:03:59,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:03:59,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:03:59,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:03:59,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:03:59,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:03:59,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:03:59,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:03:59,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:03:59,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:03:59,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:03:59,726 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:03:59,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:03:59,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:03:59,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:03:59,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:03:59,727 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2021-11-23 02:04:00,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:04:00,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:04:00,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:04:00,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:04:00,173 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:04:00,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/../../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 [2021-11-23 02:04:00,258 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/049f9ed6b/fc927500b9804315bfbfdc051519042e/FLAG35a040884 [2021-11-23 02:04:01,220 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:04:01,225 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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 [2021-11-23 02:04:01,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/049f9ed6b/fc927500b9804315bfbfdc051519042e/FLAG35a040884 [2021-11-23 02:04:01,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/data/049f9ed6b/fc927500b9804315bfbfdc051519042e [2021-11-23 02:04:01,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:04:01,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:04:01,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:01,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:04:01,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:04:01,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:01" (1/1) ... [2021-11-23 02:04:01,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669c49fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:01, skipping insertion in model container [2021-11-23 02:04:01,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:01" (1/1) ... [2021-11-23 02:04:01,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:04:01,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:04:02,823 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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] [2021-11-23 02:04:02,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:02,894 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 02:04:02,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:04:03,171 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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] [2021-11-23 02:04:03,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:03,224 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:04:03,535 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_e74a02a6-eccb-47ae-b4bd-f18512a19c70/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] [2021-11-23 02:04:03,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:03,615 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:04:03,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03 WrapperNode [2021-11-23 02:04:03,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:03,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:03,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:04:03,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:04:03,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,786 INFO L137 Inliner]: procedures = 122, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1159 [2021-11-23 02:04:03,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:03,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:04:03,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:04:03,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:04:03,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:04:03,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:04:03,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:04:03,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:04:03,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (1/1) ... [2021-11-23 02:04:03,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:04:03,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:04:03,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:04:03,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:04:04,035 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2021-11-23 02:04:04,036 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2021-11-23 02:04:04,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 02:04:04,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 02:04:04,037 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-23 02:04:04,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-23 02:04:04,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 02:04:04,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:04:04,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:04:04,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 02:04:04,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 02:04:04,038 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2021-11-23 02:04:04,039 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2021-11-23 02:04:04,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:04:04,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:04:04,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-23 02:04:04,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-23 02:04:04,040 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2021-11-23 02:04:04,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2021-11-23 02:04:04,040 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 02:04:04,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 02:04:04,041 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 02:04:04,041 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 02:04:04,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 02:04:04,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 02:04:04,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 02:04:04,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 02:04:04,042 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2021-11-23 02:04:04,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2021-11-23 02:04:04,042 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-23 02:04:04,043 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-23 02:04:04,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 02:04:04,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 02:04:04,043 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 02:04:04,044 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 02:04:04,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:04:04,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 02:04:04,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 02:04:04,045 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 02:04:04,045 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 02:04:04,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:04:04,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:04:04,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:04:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:04:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 02:04:04,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 02:04:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 02:04:04,047 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 02:04:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 02:04:04,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:04:04,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 02:04:04,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:04:04,050 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2021-11-23 02:04:04,050 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2021-11-23 02:04:04,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 02:04:04,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 02:04:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 02:04:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 02:04:04,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 02:04:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 02:04:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 02:04:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-11-23 02:04:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-11-23 02:04:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 02:04:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 02:04:04,056 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2021-11-23 02:04:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2021-11-23 02:04:04,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:04:04,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:04:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 02:04:04,058 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 02:04:04,561 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:04:04,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:04:07,056 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 02:04:10,796 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:04:10,810 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:04:10,811 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 02:04:10,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:10 BoogieIcfgContainer [2021-11-23 02:04:10,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:04:10,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:04:10,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:04:10,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:04:10,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:04:01" (1/3) ... [2021-11-23 02:04:10,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b46779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:04:10, skipping insertion in model container [2021-11-23 02:04:10,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:03" (2/3) ... [2021-11-23 02:04:10,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b46779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:04:10, skipping insertion in model container [2021-11-23 02:04:10,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:10" (3/3) ... [2021-11-23 02:04:10,824 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2021-11-23 02:04:10,830 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:04:10,830 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:04:10,886 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:04:10,893 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 [2021-11-23 02:04:10,894 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:04:10,929 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) [2021-11-23 02:04:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 02:04:10,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:10,955 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] [2021-11-23 02:04:10,955 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:10,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:10,961 INFO L85 PathProgramCache]: Analyzing trace with hash -391938554, now seen corresponding path program 1 times [2021-11-23 02:04:10,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:10,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042196142] [2021-11-23 02:04:10,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:10,979 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:10,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:10,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:10,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 02:04:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:11,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 02:04:11,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-23 02:04:12,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-11-23 02:04:12,874 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:12,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042196142] [2021-11-23 02:04:12,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042196142] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:04:12,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:04:12,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-23 02:04:12,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853967349] [2021-11-23 02:04:12,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:12,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:04:12,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:12,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:04:12,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:04:12,943 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) [2021-11-23 02:04:13,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:13,101 INFO L93 Difference]: Finished difference Result 755 states and 1049 transitions. [2021-11-23 02:04:13,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:04:13,104 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 [2021-11-23 02:04:13,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:13,147 INFO L225 Difference]: With dead ends: 755 [2021-11-23 02:04:13,149 INFO L226 Difference]: Without dead ends: 369 [2021-11-23 02:04:13,162 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 [2021-11-23 02:04:13,176 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 [2021-11-23 02:04:13,180 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] [2021-11-23 02:04:13,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-11-23 02:04:13,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2021-11-23 02:04:13,306 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) [2021-11-23 02:04:13,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 500 transitions. [2021-11-23 02:04:13,317 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 500 transitions. Word has length 178 [2021-11-23 02:04:13,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:13,318 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 500 transitions. [2021-11-23 02:04:13,318 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) [2021-11-23 02:04:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 500 transitions. [2021-11-23 02:04:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 02:04:13,341 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:13,342 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] [2021-11-23 02:04:13,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:13,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:04:13,570 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:13,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:13,572 INFO L85 PathProgramCache]: Analyzing trace with hash -236302322, now seen corresponding path program 1 times [2021-11-23 02:04:13,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:13,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208210907] [2021-11-23 02:04:13,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:13,574 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:13,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:13,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:13,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 02:04:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:14,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:04:14,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-23 02:04:14,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 02:04:15,555 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:15,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208210907] [2021-11-23 02:04:15,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208210907] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:04:15,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:04:15,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-23 02:04:15,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007209938] [2021-11-23 02:04:15,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:15,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:04:15,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:15,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:04:15,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:04:15,562 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) [2021-11-23 02:04:15,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:15,805 INFO L93 Difference]: Finished difference Result 730 states and 999 transitions. [2021-11-23 02:04:15,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:04:15,808 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 [2021-11-23 02:04:15,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:15,817 INFO L225 Difference]: With dead ends: 730 [2021-11-23 02:04:15,819 INFO L226 Difference]: Without dead ends: 370 [2021-11-23 02:04:15,823 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 [2021-11-23 02:04:15,826 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, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:04:15,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 1469 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:04:15,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-11-23 02:04:15,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2021-11-23 02:04:15,866 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) [2021-11-23 02:04:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 501 transitions. [2021-11-23 02:04:15,872 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 501 transitions. Word has length 178 [2021-11-23 02:04:15,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:15,875 INFO L470 AbstractCegarLoop]: Abstraction has 370 states and 501 transitions. [2021-11-23 02:04:15,876 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) [2021-11-23 02:04:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 501 transitions. [2021-11-23 02:04:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 02:04:15,881 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:15,882 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] [2021-11-23 02:04:15,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:16,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:04:16,106 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:16,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:16,107 INFO L85 PathProgramCache]: Analyzing trace with hash -607481962, now seen corresponding path program 1 times [2021-11-23 02:04:16,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:16,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193968457] [2021-11-23 02:04:16,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:16,110 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:16,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:16,111 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:16,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 02:04:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:16,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:16,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-23 02:04:17,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-23 02:04:18,064 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:18,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1193968457] [2021-11-23 02:04:18,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1193968457] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:18,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2019929885] [2021-11-23 02:04:18,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:18,065 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:18,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:18,072 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:18,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-23 02:04:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:18,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:04:18,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-23 02:04:19,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-23 02:04:20,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2019929885] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:04:20,092 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:04:20,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [5, 5] total 9 [2021-11-23 02:04:20,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681572471] [2021-11-23 02:04:20,093 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:20,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:04:20,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:20,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:04:20,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:04:20,095 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) [2021-11-23 02:04:20,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:20,176 INFO L93 Difference]: Finished difference Result 1026 states and 1392 transitions. [2021-11-23 02:04:20,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:04:20,179 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 [2021-11-23 02:04:20,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:20,189 INFO L225 Difference]: With dead ends: 1026 [2021-11-23 02:04:20,189 INFO L226 Difference]: Without dead ends: 687 [2021-11-23 02:04:20,191 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 [2021-11-23 02:04:20,193 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 [2021-11-23 02:04:20,194 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] [2021-11-23 02:04:20,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2021-11-23 02:04:20,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 684. [2021-11-23 02:04:20,237 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) [2021-11-23 02:04:20,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 927 transitions. [2021-11-23 02:04:20,245 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 927 transitions. Word has length 190 [2021-11-23 02:04:20,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:20,247 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 927 transitions. [2021-11-23 02:04:20,247 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) [2021-11-23 02:04:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 927 transitions. [2021-11-23 02:04:20,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 02:04:20,252 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:20,253 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] [2021-11-23 02:04:20,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:20,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:20,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:20,669 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:20,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:20,670 INFO L85 PathProgramCache]: Analyzing trace with hash 635413857, now seen corresponding path program 1 times [2021-11-23 02:04:20,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:20,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364402601] [2021-11-23 02:04:20,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:20,671 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:20,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:20,674 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:20,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-23 02:04:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:21,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:21,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-23 02:04:22,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-23 02:04:22,821 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:22,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364402601] [2021-11-23 02:04:22,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364402601] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:22,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1860175962] [2021-11-23 02:04:22,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:22,822 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:22,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:22,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:22,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-23 02:04:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:23,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:04:23,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-23 02:04:23,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:24,390 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-23 02:04:24,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1860175962] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:04:24,391 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:04:24,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 02:04:24,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763946309] [2021-11-23 02:04:24,392 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:24,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:04:24,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:24,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:04:24,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:04:24,394 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) [2021-11-23 02:04:24,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:24,585 INFO L93 Difference]: Finished difference Result 1659 states and 2230 transitions. [2021-11-23 02:04:24,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:04:24,586 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 [2021-11-23 02:04:24,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:24,598 INFO L225 Difference]: With dead ends: 1659 [2021-11-23 02:04:24,598 INFO L226 Difference]: Without dead ends: 1016 [2021-11-23 02:04:24,601 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 [2021-11-23 02:04:24,604 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 [2021-11-23 02:04:24,606 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] [2021-11-23 02:04:24,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2021-11-23 02:04:24,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1008. [2021-11-23 02:04:24,688 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) [2021-11-23 02:04:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 1008 states and 1351 transitions. [2021-11-23 02:04:24,698 INFO L78 Accepts]: Start accepts. Automaton has 1008 states and 1351 transitions. Word has length 212 [2021-11-23 02:04:24,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:24,700 INFO L470 AbstractCegarLoop]: Abstraction has 1008 states and 1351 transitions. [2021-11-23 02:04:24,701 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) [2021-11-23 02:04:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1351 transitions. [2021-11-23 02:04:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 02:04:24,709 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:24,709 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] [2021-11-23 02:04:24,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:24,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:25,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:25,136 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:25,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:25,136 INFO L85 PathProgramCache]: Analyzing trace with hash -854776640, now seen corresponding path program 1 times [2021-11-23 02:04:25,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:25,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578524379] [2021-11-23 02:04:25,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:25,138 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:25,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:25,141 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:25,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-23 02:04:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:25,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1280 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:25,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-23 02:04:26,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:27,233 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2021-11-23 02:04:27,233 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:27,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1578524379] [2021-11-23 02:04:27,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1578524379] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:27,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [861706158] [2021-11-23 02:04:27,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:27,234 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:27,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:27,242 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:27,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-23 02:04:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:27,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 1280 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:04:27,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 638 trivial. 0 not checked. [2021-11-23 02:04:28,421 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2021-11-23 02:04:28,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [861706158] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:04:28,916 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:04:28,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 10 [2021-11-23 02:04:28,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93521199] [2021-11-23 02:04:28,917 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:28,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:04:28,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:28,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:04:28,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:04:28,919 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) [2021-11-23 02:04:29,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:29,623 INFO L93 Difference]: Finished difference Result 2641 states and 3553 transitions. [2021-11-23 02:04:29,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:04:29,624 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 [2021-11-23 02:04:29,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:29,637 INFO L225 Difference]: With dead ends: 2641 [2021-11-23 02:04:29,637 INFO L226 Difference]: Without dead ends: 1684 [2021-11-23 02:04:29,641 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 [2021-11-23 02:04:29,642 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 [2021-11-23 02:04:29,643 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] [2021-11-23 02:04:29,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1684 states. [2021-11-23 02:04:29,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1684 to 1652. [2021-11-23 02:04:29,735 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) [2021-11-23 02:04:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1652 states and 2219 transitions. [2021-11-23 02:04:29,749 INFO L78 Accepts]: Start accepts. Automaton has 1652 states and 2219 transitions. Word has length 277 [2021-11-23 02:04:29,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:29,749 INFO L470 AbstractCegarLoop]: Abstraction has 1652 states and 2219 transitions. [2021-11-23 02:04:29,750 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) [2021-11-23 02:04:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2219 transitions. [2021-11-23 02:04:29,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 02:04:29,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:29,758 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] [2021-11-23 02:04:29,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:29,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:30,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:30,179 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:30,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:30,179 INFO L85 PathProgramCache]: Analyzing trace with hash -826984293, now seen corresponding path program 1 times [2021-11-23 02:04:30,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:30,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [132054088] [2021-11-23 02:04:30,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:30,181 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:30,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:30,181 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:30,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-23 02:04:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:31,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:31,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2021-11-23 02:04:31,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2021-11-23 02:04:32,413 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:32,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [132054088] [2021-11-23 02:04:32,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [132054088] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:32,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1189427346] [2021-11-23 02:04:32,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:32,414 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:32,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:32,415 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:32,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-23 02:04:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:33,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:04:33,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-23 02:04:33,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-23 02:04:34,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1189427346] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:04:34,179 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:04:34,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-11-23 02:04:34,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146303983] [2021-11-23 02:04:34,179 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:34,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:04:34,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:34,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:04:34,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:04:34,182 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) [2021-11-23 02:04:34,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:34,459 INFO L93 Difference]: Finished difference Result 3281 states and 4406 transitions. [2021-11-23 02:04:34,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:04:34,460 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 [2021-11-23 02:04:34,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:34,475 INFO L225 Difference]: With dead ends: 3281 [2021-11-23 02:04:34,475 INFO L226 Difference]: Without dead ends: 1654 [2021-11-23 02:04:34,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1182 GetRequests, 1171 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-23 02:04:34,482 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 [2021-11-23 02:04:34,483 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] [2021-11-23 02:04:34,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1654 states. [2021-11-23 02:04:34,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1654 to 1599. [2021-11-23 02:04:34,567 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) [2021-11-23 02:04:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1599 states and 2143 transitions. [2021-11-23 02:04:34,582 INFO L78 Accepts]: Start accepts. Automaton has 1599 states and 2143 transitions. Word has length 296 [2021-11-23 02:04:34,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:34,583 INFO L470 AbstractCegarLoop]: Abstraction has 1599 states and 2143 transitions. [2021-11-23 02:04:34,583 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) [2021-11-23 02:04:34,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2143 transitions. [2021-11-23 02:04:34,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-23 02:04:34,592 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:34,593 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] [2021-11-23 02:04:34,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:34,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:35,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:35,008 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:35,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:35,009 INFO L85 PathProgramCache]: Analyzing trace with hash 909087098, now seen corresponding path program 1 times [2021-11-23 02:04:35,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:35,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [146395490] [2021-11-23 02:04:35,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:35,010 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:35,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:35,012 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:35,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-23 02:04:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:35,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:35,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2021-11-23 02:04:36,511 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-11-23 02:04:37,356 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:37,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [146395490] [2021-11-23 02:04:37,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [146395490] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:37,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1089428108] [2021-11-23 02:04:37,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:37,357 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:37,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:37,361 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:37,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-23 02:04:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:38,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 02:04:38,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2021-11-23 02:04:38,696 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-23 02:04:39,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1089428108] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:04:39,528 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:04:39,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5, 6] total 16 [2021-11-23 02:04:39,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501753685] [2021-11-23 02:04:39,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:39,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 02:04:39,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:39,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 02:04:39,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-11-23 02:04:39,531 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) [2021-11-23 02:04:40,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:04:43,386 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:04:45,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:04:46,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:04:46,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:46,887 INFO L93 Difference]: Finished difference Result 3323 states and 4454 transitions. [2021-11-23 02:04:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 02:04:46,888 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 [2021-11-23 02:04:46,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:46,901 INFO L225 Difference]: With dead ends: 3323 [2021-11-23 02:04:46,902 INFO L226 Difference]: Without dead ends: 1770 [2021-11-23 02:04:46,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1223 GetRequests, 1206 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2021-11-23 02:04:46,908 INFO L933 BasicCegarLoop]: 521 mSDtfsCounter, 269 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:04:46,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [271 Valid, 2513 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2021-11-23 02:04:46,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2021-11-23 02:04:46,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1758. [2021-11-23 02:04:46,982 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) [2021-11-23 02:04:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 2356 transitions. [2021-11-23 02:04:46,993 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 2356 transitions. Word has length 306 [2021-11-23 02:04:46,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:46,994 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 2356 transitions. [2021-11-23 02:04:46,994 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) [2021-11-23 02:04:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2356 transitions. [2021-11-23 02:04:47,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-23 02:04:47,002 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:47,002 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] [2021-11-23 02:04:47,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:47,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:47,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:04:47,415 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:47,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:47,415 INFO L85 PathProgramCache]: Analyzing trace with hash 813604320, now seen corresponding path program 1 times [2021-11-23 02:04:47,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:47,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1631681382] [2021-11-23 02:04:47,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:47,417 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:47,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:47,419 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:47,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-23 02:04:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:48,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:48,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-23 02:04:48,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-23 02:04:49,653 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:49,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1631681382] [2021-11-23 02:04:49,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1631681382] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:49,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [828236406] [2021-11-23 02:04:49,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:49,654 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:49,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:49,659 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:49,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-23 02:04:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:51,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:51,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-23 02:04:51,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-23 02:04:52,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [828236406] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:52,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142436796] [2021-11-23 02:04:52,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:52,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:04:52,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:04:52,376 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:04:52,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-23 02:04:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:52,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:04:52,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2021-11-23 02:04:53,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2021-11-23 02:04:54,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142436796] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:04:54,721 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-23 02:04:54,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [5, 5, 5, 5] total 10 [2021-11-23 02:04:54,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800194372] [2021-11-23 02:04:54,722 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:04:54,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:04:54,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:04:54,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:04:54,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:04:54,724 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) [2021-11-23 02:04:54,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:04:54,857 INFO L93 Difference]: Finished difference Result 3349 states and 4484 transitions. [2021-11-23 02:04:54,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:04:54,859 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 [2021-11-23 02:04:54,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:04:54,871 INFO L225 Difference]: With dead ends: 3349 [2021-11-23 02:04:54,872 INFO L226 Difference]: Without dead ends: 1758 [2021-11-23 02:04:54,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1962 GetRequests, 1954 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:04:54,878 INFO L933 BasicCegarLoop]: 491 mSDtfsCounter, 437 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2021-11-23 02:04:54,878 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] [2021-11-23 02:04:54,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2021-11-23 02:04:54,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1758. [2021-11-23 02:04:54,980 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) [2021-11-23 02:04:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1758 states and 2347 transitions. [2021-11-23 02:04:54,987 INFO L78 Accepts]: Start accepts. Automaton has 1758 states and 2347 transitions. Word has length 328 [2021-11-23 02:04:54,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:04:54,988 INFO L470 AbstractCegarLoop]: Abstraction has 1758 states and 2347 transitions. [2021-11-23 02:04:54,989 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) [2021-11-23 02:04:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2347 transitions. [2021-11-23 02:04:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-23 02:04:54,996 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:04:54,997 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] [2021-11-23 02:04:55,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:55,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:55,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-23 02:04:55,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:04:55,606 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:04:55,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:04:55,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1381624546, now seen corresponding path program 1 times [2021-11-23 02:04:55,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:04:55,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [559630499] [2021-11-23 02:04:55,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:55,608 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:04:55,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:04:55,609 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:04:55,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-23 02:04:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:56,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:56,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:04:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-23 02:04:57,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:04:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-23 02:04:57,739 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:04:57,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [559630499] [2021-11-23 02:04:57,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [559630499] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:04:57,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1443203318] [2021-11-23 02:04:57,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:04:57,740 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:04:57,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:04:57,752 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:04:57,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-23 02:04:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:04:59,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:04:59,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:05:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-23 02:05:00,085 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:05:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-23 02:05:00,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1443203318] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:05:00,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080148213] [2021-11-23 02:05:00,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:00,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:05:00,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:05:00,688 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:05:00,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-23 02:05:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:01,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:05:01,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:05:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 311 proven. 1 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2021-11-23 02:05:02,042 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:05:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 7 proven. 71 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2021-11-23 02:05:02,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080148213] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:05:02,880 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 02:05:02,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-11-23 02:05:02,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122329429] [2021-11-23 02:05:02,881 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 02:05:02,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 02:05:02,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:05:02,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 02:05:02,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:05:02,884 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) [2021-11-23 02:05:03,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:03,974 INFO L93 Difference]: Finished difference Result 3512 states and 4713 transitions. [2021-11-23 02:05:03,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 02:05:03,976 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 [2021-11-23 02:05:03,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:03,988 INFO L225 Difference]: With dead ends: 3512 [2021-11-23 02:05:03,989 INFO L226 Difference]: Without dead ends: 1770 [2021-11-23 02:05:03,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1972 GetRequests, 1953 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-11-23 02:05:03,997 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 62 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:03,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 2378 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 02:05:04,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2021-11-23 02:05:04,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1770. [2021-11-23 02:05:04,092 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) [2021-11-23 02:05:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2359 transitions. [2021-11-23 02:05:04,100 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2359 transitions. Word has length 328 [2021-11-23 02:05:04,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:04,100 INFO L470 AbstractCegarLoop]: Abstraction has 1770 states and 2359 transitions. [2021-11-23 02:05:04,101 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) [2021-11-23 02:05:04,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2359 transitions. [2021-11-23 02:05:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-23 02:05:04,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:04,107 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] [2021-11-23 02:05:04,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:04,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2021-11-23 02:05:04,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:04,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:05:04,733 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:05:04,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:04,733 INFO L85 PathProgramCache]: Analyzing trace with hash 2103454165, now seen corresponding path program 1 times [2021-11-23 02:05:04,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:05:04,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019508554] [2021-11-23 02:05:04,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:04,735 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:05:04,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:05:04,735 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:05:04,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-23 02:05:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:05,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 02:05:05,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:05:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-23 02:05:06,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:05:07,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-23 02:05:07,947 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:05:07,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019508554] [2021-11-23 02:05:07,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019508554] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:05:07,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [296168549] [2021-11-23 02:05:07,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:07,947 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:05:07,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:05:07,948 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:05:07,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-23 02:05:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:09,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 02:05:09,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:05:10,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-23 02:05:10,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:05:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-23 02:05:11,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [296168549] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:05:11,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125865382] [2021-11-23 02:05:11,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:11,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:05:11,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:05:11,234 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:05:11,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-23 02:05:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:11,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 02:05:11,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:05:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 752 proven. 10 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-23 02:05:12,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:05:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2316 backedges. 28 proven. 290 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2021-11-23 02:05:14,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125865382] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:05:14,308 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 02:05:14,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 8, 8] total 20 [2021-11-23 02:05:14,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802228617] [2021-11-23 02:05:14,310 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 02:05:14,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-23 02:05:14,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:05:14,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-23 02:05:14,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-11-23 02:05:14,313 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) [2021-11-23 02:05:16,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:16,867 INFO L93 Difference]: Finished difference Result 3530 states and 4726 transitions. [2021-11-23 02:05:16,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-23 02:05:16,869 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 [2021-11-23 02:05:16,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:16,882 INFO L225 Difference]: With dead ends: 3530 [2021-11-23 02:05:16,882 INFO L226 Difference]: Without dead ends: 1776 [2021-11-23 02:05:16,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2174 GetRequests, 2148 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=257, Invalid=499, Unknown=0, NotChecked=0, Total=756 [2021-11-23 02:05:16,890 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 58 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:16,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 3800 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-23 02:05:16,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2021-11-23 02:05:16,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2021-11-23 02:05:16,969 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) [2021-11-23 02:05:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2365 transitions. [2021-11-23 02:05:16,976 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2365 transitions. Word has length 362 [2021-11-23 02:05:16,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:16,976 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2365 transitions. [2021-11-23 02:05:16,977 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) [2021-11-23 02:05:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2365 transitions. [2021-11-23 02:05:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2021-11-23 02:05:16,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:16,983 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] [2021-11-23 02:05:17,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:17,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:17,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:17,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:05:17,605 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:05:17,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:17,605 INFO L85 PathProgramCache]: Analyzing trace with hash 755819541, now seen corresponding path program 2 times [2021-11-23 02:05:17,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:05:17,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [786574844] [2021-11-23 02:05:17,607 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:05:17,607 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:05:17,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:05:17,607 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:05:17,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-23 02:05:38,286 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 02:05:38,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 02:05:38,286 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 02:05:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:05:56,000 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-23 02:05:56,000 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 02:05:56,001 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:05:56,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-23 02:05:56,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:05:56,221 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:56,229 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:05:56,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,338 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,338 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,374 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,374 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,374 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,375 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,375 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,375 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,375 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,385 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,386 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,387 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,387 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,387 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,387 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,388 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,388 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,388 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,389 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,389 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,389 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,389 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,390 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,390 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,390 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,390 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,391 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,392 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,394 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,394 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,395 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,396 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,396 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,396 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,402 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,402 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,402 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,402 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,403 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,404 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,404 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,404 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 02:05:56,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 02:05:56,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:05:56 BoogieIcfgContainer [2021-11-23 02:05:56,773 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:05:56,773 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:05:56,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:05:56,774 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:05:56,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:10" (3/4) ... [2021-11-23 02:05:56,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 02:05:56,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:05:56,779 INFO L158 Benchmark]: Toolchain (without parser) took 115071.08ms. Allocated memory was 62.9MB in the beginning and 302.0MB in the end (delta: 239.1MB). Free memory was 36.3MB in the beginning and 69.6MB in the end (delta: -33.4MB). Peak memory consumption was 205.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,779 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:05:56,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1907.50ms. Allocated memory was 62.9MB in the beginning and 142.6MB in the end (delta: 79.7MB). Free memory was 36.0MB in the beginning and 98.4MB in the end (delta: -62.4MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.59ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 91.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,781 INFO L158 Benchmark]: Boogie Preprocessor took 144.58ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 83.8MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,781 INFO L158 Benchmark]: RCFGBuilder took 6881.19ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 71.7MB in the end (delta: 12.1MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,782 INFO L158 Benchmark]: TraceAbstraction took 105956.66ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 70.9MB in the beginning and 69.6MB in the end (delta: 1.3MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:56,782 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 302.0MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:05:56,786 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1907.50ms. Allocated memory was 62.9MB in the beginning and 142.6MB in the end (delta: 79.7MB). Free memory was 36.0MB in the beginning and 98.4MB in the end (delta: -62.4MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.59ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 91.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.58ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 83.8MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 6881.19ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 71.7MB in the end (delta: 12.1MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * TraceAbstraction took 105956.66ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 70.9MB in the beginning and 69.6MB in the end (delta: 1.3MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 302.0MB. Free memory is still 69.6MB. 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={0:-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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={0:-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={0:-9223372036854775808}, calloc(1UL, size)={54043195528443096:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={54043195528443096:0}, 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={54043195528443096:0}, 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={54043195528443096:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-9223372036854775808}, calloc(1UL, size)={54043195528443096:0}, 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={54043195528443096:0}, 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={54043195528443096:0}] [L3924] return (p); VAL [\old(size)=40, \result={54043195528443096:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={54043195528443096:0}, 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={54043195528443096:0}, 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={54043195528443096:0}] [L4503] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={54043195528443096:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}] [L4505] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={0:-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={0:-9223372036854775808}, calloc(1UL, size)={9007199254738926:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={9007199254738926:0}, 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={9007199254738926:0}, 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={9007199254738926:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-9223372036854775808}, calloc(1UL, size)={9007199254738926:0}, 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={9007199254738926:0}, 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={9007199254738926:0}] [L3924] return (p); VAL [\old(size)=40, \result={9007199254738926:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={9007199254738926:0}, 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={9007199254738926:0}, 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={9007199254738926:0}] [L4505] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={9007199254738926:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}] [L4505] tmp___0 = ldv_init_zalloc(40UL) [L4506] ldvarg15 = (struct kiocb *)tmp___0 VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}] [L4507] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={0:-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={0:-9223372036854775808}, calloc(1UL, size)={46:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={46:0}, 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={46:0}, 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={46:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-9223372036854775808}, calloc(1UL, size)={46:0}, 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={46:0}, 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={46:0}] [L3924] return (p); VAL [\old(size)=40, \result={46:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={46:0}, 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={46:0}, 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={46:0}] [L4507] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={46:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}] [L4507] tmp___1 = ldv_init_zalloc(40UL) [L4508] ldvarg14 = (struct iov_iter *)tmp___1 VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}] [L4509] CALL, EXPR ldv_init_zalloc(40UL) VAL [\old(size)=40, __this_module={0:-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={0:-9223372036854775808}, calloc(1UL, size)={69:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={69:0}, 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={69:0}, 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={69:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-9223372036854775808}, calloc(1UL, size)={69:0}, 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={69:0}, 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={69:0}] [L3924] return (p); VAL [\old(size)=40, \result={69:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={69:0}, 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={69:0}, 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={69:0}] [L4509] RET, EXPR ldv_init_zalloc(40UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(40UL)={69:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}] [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={0:-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={288230376151711745:0}, __this_module={0:-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={288230376151711745:0}, s={288230376151711745:0}, tmp={288230376151711745:0}] [L4512] RET ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 4UL)={288230376151711745:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4513] CALL ldv_memset((void *)(& ldvarg4), 0, 8UL) VAL [__this_module={0:-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={2305843009213693953:0}, __this_module={0:-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={2305843009213693953:0}, s={2305843009213693953:0}, tmp={2305843009213693953:0}] [L4513] RET ldv_memset((void *)(& ldvarg4), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 8UL)={2305843009213693953:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4514] CALL ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={0:-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={1152921504606846981:0}, __this_module={0:-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={1152921504606846981:0}, s={1152921504606846981:0}, tmp={1152921504606846981:0}] [L4514] RET ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 8UL)={1152921504606846981:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4515] CALL ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [__this_module={0:-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={1152921504606846997:0}, __this_module={0:-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={1152921504606846997:0}, s={1152921504606846997:0}, tmp={1152921504606846997:0}] [L4515] RET ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 8UL)={1152921504606846997:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4516] ldvarg5 = __VERIFIER_nondet_uint() [L4517] CALL ldv_memset((void *)(& ldvarg2), 0, 4UL) VAL [__this_module={0:-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={198158383604299768:0}, __this_module={0:-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={198158383604299768:0}, s={198158383604299768:0}, tmp={198158383604299768:0}] [L4517] RET ldv_memset((void *)(& ldvarg2), 0, 4UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg2), 0, 4UL)={198158383604299768:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4518] CALL ldv_memset((void *)(& ldvarg11), 0, 8UL) VAL [__this_module={0:-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={203787883138510894:0}, __this_module={0:-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={203787883138510894:0}, s={203787883138510894:0}, tmp={203787883138510894:0}] [L4518] RET ldv_memset((void *)(& ldvarg11), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 8UL)={203787883138510894:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4519] CALL ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={0:-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={288230376151711744:0}, __this_module={0:-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={288230376151711744:0}, s={288230376151711744:0}, tmp={288230376151711744:0}] [L4519] RET ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 4UL)={288230376151711744:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4520] CALL ldv_memset((void *)(& ldvarg12), 0, 8UL) VAL [__this_module={0:-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={1154047404513687424:0}, __this_module={0:-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={1154047404513687424:0}, s={1154047404513687424:0}, tmp={1154047404513687424:0}] [L4520] RET ldv_memset((void *)(& ldvarg12), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg12), 0, 8UL)={1154047404513687424:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4521] CALL ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={0:-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={-9223372036854775808:0}, __this_module={0:-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={-9223372036854775808:0}, s={-9223372036854775808:0}, tmp={-9223372036854775808:0}] [L4521] RET ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 8UL)={-9223372036854775808:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4522] CALL ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={0:-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={288230376151711760:0}, __this_module={0:-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={288230376151711760:0}, s={288230376151711760:0}, tmp={288230376151711760:0}] [L4522] RET ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg8), 0, 4UL)={288230376151711760:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4523] CALL ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={0:-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={72057594037927939:0}, __this_module={0:-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={72057594037927939:0}, s={72057594037927939:0}, tmp={72057594037927939:0}] [L4523] RET ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg10), 0, 4UL)={72057594037927939:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4524] CALL ldv_memset((void *)(& ldvarg9), 0, 8UL) VAL [__this_module={0:-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={-9223372036854775803:0}, __this_module={0:-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={-9223372036854775803:0}, s={-9223372036854775803:0}, tmp={-9223372036854775803:0}] [L4524] RET ldv_memset((void *)(& ldvarg9), 0, 8UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg9), 0, 8UL)={-9223372036854775803:0}, 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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: [L4583] case 1: VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={54043195528443864:0}, __this_module={0:-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={54043195528443864:0}, __this_module={0:-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={0:-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={0:-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={27:0}, 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={27:0}, tmp___0=0] [L3892] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-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={27:0}, 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={27:0}, tmp___0=0] [L3893] CALL, EXPR IS_ERR(p) VAL [__this_module={0:-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={27:0}, 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={0:-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={27:0}, ptr={27:0}, 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={0:-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={27:0}, 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={0:-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={27:0}, ptr={27:0}, 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={0:-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={27:0}, ptr={27:0}, 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={0:-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={27:0}, ptr={27:0}, 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={0:-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={27:0}, 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={27:0}, tmp___0=0] [L3893] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __this_module={0:-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={0:-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={0:-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={27:0}, 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={27:0}, tmp___0=0] [L3894] return (p); VAL [\old(size)=0, \result={27:0}, __this_module={0:-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={27:0}, 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={27:0}, tmp___0=0] [L4990] RET, EXPR ldv_malloc(0UL) VAL [\old(arg0)=4096, __this_module={0:-9223372036854775808}, arg0=4096, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={27:0}, 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={54043195528443864:0}, __this_module={0:-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={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={27:0}] [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={0:-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={27:0}, 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={0:-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={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={39:0}, 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={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={39:0}, 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={39:0}, 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={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={39:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={27:0}, 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={0:-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={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={39:0}, 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={39:0}, 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={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={39:0}] [L3924] return (p); VAL [\old(size)=1000, \result={39:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={39:0}, 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={39:0}, 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={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=1000, tmp={39:0}] [L4468] RET, EXPR ldv_init_zalloc(1000UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1000UL)={39:0}, 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={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={39:0}] [L4470] CALL, EXPR ldv_init_zalloc(504UL) VAL [\old(size)=504, __this_module={0:-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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={54043195528442776:0}, 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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={54043195528442776:0}, 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={54043195528442776:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={54043195528442776:0}] [L3923] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:-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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, calloc(1UL, size)={54043195528442776:0}, 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={54043195528442776:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={54043195528442776:0}] [L3924] return (p); VAL [\old(size)=504, \result={54043195528442776:0}, __this_module={0:-9223372036854775808}, calloc(1UL, size)={54043195528442776:0}, 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={54043195528442776:0}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, size=504, tmp={54043195528442776:0}] [L4470] RET, EXPR ldv_init_zalloc(504UL) VAL [__this_module={0:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(504UL)={54043195528442776:0}, 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={39:0}, raw_ctl_fops_group2={0:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={39:0}] [L4470] tmp___0 = ldv_init_zalloc(504UL) [L4471] raw_ctl_fops_group2 = (struct file *)tmp___0 VAL [__this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={39:0}, tmp___0={54043195528442776:0}] [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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, arg0={0:-9223372036854775808}, arg0={0:-9223372036854775808}, arg1={12:0}, arg1={12:0}, arg2={54043195528443864:0}, arg2={54043195528443864:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={54043195528443864:0}, __this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={27:0}, tmp___0={0:0}] [L4416] CALL, EXPR IS_ERR((void const *)raw_class) VAL [__this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={54043195528443864:0}, __this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, ret=0, tmp={27:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, tmp___3=1, tmp___5=1] [L4602] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, tmp___3=1, tmp___5=1] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4551] COND TRUE ldv_state_variable_1 == 1 VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=0, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, filp={54043195528442776:0}, filp={54043195528442776:0}, inode={39:0}, inode={39:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, inode={39:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, filp={54043195528442776:0}, filp={54043195528442776:0}, iminor((struct inode const *)inode)=0, inode={39:0}, inode={39:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, filp={54043195528442776:0}, filp={54043195528442776:0}, inode={39:0}, inode={39:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, filp={54043195528442776:0}, filp={54043195528442776:0}, inode={39:0}, inode={39:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, tmp___3=0, tmp___4=2, tmp___5=1] [L4530] tmp___3 = __VERIFIER_nondet_int() [L4532] case 0: VAL [__this_module={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={1152921504606846997:0}, ldvarg1={288230376151711745:0}, ldvarg10={72057594037927939:0}, ldvarg11={203787883138510894:0}, ldvarg12={1154047404513687424:0}, ldvarg13={69:0}, ldvarg14={46:0}, ldvarg15={9007199254738926:0}, ldvarg16={54043195528443096:0}, ldvarg2={198158383604299768:0}, ldvarg3={1152921504606846981:0}, ldvarg4={2305843009213693953:0}, ldvarg5=44032, ldvarg6={-9223372036854775808:0}, ldvarg7={288230376151711744:0}, ldvarg8={288230376151711760:0}, ldvarg9={-9223372036854775803:0}, max_raw_minors=256, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, tmp={54043195528443096:0}, tmp___0={9007199254738926:0}, tmp___1={46:0}, tmp___2={69:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-9223372036854775808}, arg=0, cmd=44032, dev={-2251662372634611:0}, err=0, file={54043195528442776:0}, file={54043195528442776:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-36028797018964725:0}, tmp={0:0}, user_req={0:0}] [L4330] CALL, EXPR copy_from_user((void *)(& rq), (void const *)user_req, 20UL) VAL [__this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={-36028797018964725:0}, to={-36028797018964725:0}] [L4030] FCALL __might_fault("./arch/x86/include/asm/uaccess.h", 697) VAL [\old(n)=20, __this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={-36028797018964725:0}, to={-36028797018964725:0}] [L4031] CALL, EXPR ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L) VAL [\old(c)=1, \old(exp)=1, __this_module={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={-36028797018964725:0}, to={-36028797018964725:0}] [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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={-36028797018964725:0}, to={-36028797018964725:0}] [L4330] RET, EXPR copy_from_user((void *)(& rq), (void const *)user_req, 20UL) VAL [\old(arg)=0, \old(cmd)=44032, __this_module={0:-9223372036854775808}, arg=0, cmd=44032, copy_from_user((void *)(& rq), (void const *)user_req, 20UL)=0, dev={-2251662372634611:0}, err=0, file={54043195528442776:0}, file={54043195528442776:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-36028797018964725:0}, 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={0:-9223372036854775808}, arg=0, cmd=44032, dev={-2251662372634611:0}, err=0, file={54043195528442776:0}, file={54043195528442776:0}, 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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, ref_cnt=1, rq={-36028797018964725:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, raw_fops={16:0}, raw_fops_group1={0:0}, raw_fops_group2={0:0}, raw_mutex={15:0}, rawdev={27:1536}, 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={0:-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={0:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={0:-9223372036854775808}, module={0:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={0:-9223372036854775808}, module={0:-9223372036854775808}, raw_cdev={18:0}, raw_class={0:0}, raw_ctl_fops={17:0}, raw_ctl_fops_group1={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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={0:-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={39:0}, raw_ctl_fops_group2={54043195528442776:0}, raw_devices={27:0}, 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: 105.3s, OverallIterations: 11, TraceHistogramMax: 76, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 13.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 2084 SdHoareTripleChecker+Valid, 10.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2082 mSDsluCounter, 16442 SdHoareTripleChecker+Invalid, 9.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11105 mSDsCounter, 244 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 244 mSolverCounterUnsat, 5337 mSDtfsCounter, 603 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11926 GetRequests, 11818 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 5.2s 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: 0.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 110 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.1s SsaConstructionTime, 33.3s SatisfiabilityAnalysisTime, 30.0s InterpolantComputationTime, 6362 NumberOfCodeBlocks, 6362 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 11902 ConstructedInterpolants, 0 QuantifiedInterpolants, 14123 SizeOfPredicates, 50 NumberOfNonLiveVariables, 27282 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 42 InterpolantComputations, 13 PerfectInterpolantSequences, 37794/39528 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 [2021-11-23 02:05:56,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74a02a6-eccb-47ae-b4bd-f18512a19c70/bin/utaipan-EQgc7hIp5V/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