./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:46:30,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:46:30,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:46:31,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:46:31,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:46:31,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:46:31,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:46:31,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:46:31,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:46:31,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:46:31,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:46:31,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:46:31,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:46:31,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:46:31,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:46:31,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:46:31,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:46:31,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:46:31,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:46:31,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:46:31,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:46:31,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:46:31,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:46:31,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:46:31,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:46:31,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:46:31,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:46:31,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:46:31,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:46:31,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:46:31,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:46:31,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:46:31,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:46:31,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:46:31,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:46:31,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:46:31,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:46:31,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:46:31,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:46:31,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:46:31,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:46:31,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 00:46:31,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:46:31,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:46:31,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:46:31,069 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:46:31,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:46:31,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:46:31,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:46:31,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:46:31,071 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:46:31,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:46:31,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:46:31,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:46:31,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:46:31,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:46:31,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:46:31,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:46:31,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:46:31,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:46:31,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:46:31,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:46:31,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:46:31,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:46:31,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:46:31,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:46:31,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:46:31,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:46:31,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 00:46:31,083 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:46:31,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:46:31,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:46:31,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:46:31,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 [2021-12-07 00:46:31,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:46:31,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:46:31,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:46:31,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:46:31,285 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:46:31,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:46:31,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/599086f2b/b848d6768f8a4b7dbea52dffcfa3feca/FLAGc5827ba34 [2021-12-07 00:46:31,966 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:46:31,967 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:46:31,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/599086f2b/b848d6768f8a4b7dbea52dffcfa3feca/FLAGc5827ba34 [2021-12-07 00:46:32,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/599086f2b/b848d6768f8a4b7dbea52dffcfa3feca [2021-12-07 00:46:32,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:46:32,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:46:32,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:46:32,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:46:32,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:46:32,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:46:32" (1/1) ... [2021-12-07 00:46:32,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73974be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:32, skipping insertion in model container [2021-12-07 00:46:32,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:46:32" (1/1) ... [2021-12-07 00:46:32,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:46:32,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:46:32,711 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-12-07 00:46:32,711 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-12-07 00:46:33,032 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-12-07 00:46:33,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:46:33,715 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:46:33,803 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-12-07 00:46:33,804 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-12-07 00:46:33,815 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-12-07 00:46:33,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:46:34,055 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:46:34,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34 WrapperNode [2021-12-07 00:46:34,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:46:34,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:46:34,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:46:34,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:46:34,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,265 INFO L137 Inliner]: procedures = 264, calls = 3505, calls flagged for inlining = 131, calls inlined = 111, statements flattened = 6309 [2021-12-07 00:46:34,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:46:34,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:46:34,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:46:34,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:46:34,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:46:34,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:46:34,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:46:34,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:46:34,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (1/1) ... [2021-12-07 00:46:34,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:46:34,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:46:34,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:46:34,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-12-07 00:46:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-12-07 00:46:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-07 00:46:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-07 00:46:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-07 00:46:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 00:46:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-07 00:46:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-12-07 00:46:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-07 00:46:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-07 00:46:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-07 00:46:34,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-07 00:46:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-07 00:46:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 00:46:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 00:46:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-12-07 00:46:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-12-07 00:46:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-12-07 00:46:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 00:46:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-12-07 00:46:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-12-07 00:46:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-12-07 00:46:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-12-07 00:46:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-07 00:46:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-07 00:46:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 00:46:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 00:46:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-07 00:46:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-07 00:46:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-07 00:46:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-12-07 00:46:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-07 00:46:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-12-07 00:46:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-12-07 00:46:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 00:46:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-07 00:46:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-12-07 00:46:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-07 00:46:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 00:46:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 00:46:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-07 00:46:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-07 00:46:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-12-07 00:46:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-12-07 00:46:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-12-07 00:46:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-12-07 00:46:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-07 00:46:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 00:46:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-07 00:46:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-12-07 00:46:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:46:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-07 00:46:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-07 00:46:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 00:46:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:46:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-07 00:46:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-07 00:46:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-12-07 00:46:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:46:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-07 00:46:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-07 00:46:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-07 00:46:34,968 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:46:34,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:46:35,101 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 00:46:43,822 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:46:43,838 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:46:43,838 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 00:46:43,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:46:43 BoogieIcfgContainer [2021-12-07 00:46:43,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:46:43,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:46:43,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:46:43,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:46:43,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:46:32" (1/3) ... [2021-12-07 00:46:43,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571bfd5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:46:43, skipping insertion in model container [2021-12-07 00:46:43,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:46:34" (2/3) ... [2021-12-07 00:46:43,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571bfd5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:46:43, skipping insertion in model container [2021-12-07 00:46:43,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:46:43" (3/3) ... [2021-12-07 00:46:43,847 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:46:43,851 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:46:43,851 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 00:46:43,894 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:46:43,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 00:46:43,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 00:46:43,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 1447 states, 1034 states have (on average 1.3375241779497098) internal successors, (1383), 1049 states have internal predecessors, (1383), 330 states have call successors, (330), 82 states have call predecessors, (330), 81 states have return successors, (322), 322 states have call predecessors, (322), 322 states have call successors, (322) [2021-12-07 00:46:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-07 00:46:43,957 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:46:43,957 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:46:43,958 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:46:43,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:46:43,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1676759204, now seen corresponding path program 1 times [2021-12-07 00:46:43,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:46:43,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106346307] [2021-12-07 00:46:43,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:46:43,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:46:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:46:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:46:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:46:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:46:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:46:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:46:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:46:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:46:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:46:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:46:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:46:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:46:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:46:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:46:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:46:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:46:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-07 00:46:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-07 00:46:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:46:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:46:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:46:44,755 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:46:44,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106346307] [2021-12-07 00:46:44,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106346307] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:46:44,756 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:46:44,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:46:44,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998737849] [2021-12-07 00:46:44,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:46:44,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:46:44,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:46:44,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:46:44,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:46:44,793 INFO L87 Difference]: Start difference. First operand has 1447 states, 1034 states have (on average 1.3375241779497098) internal successors, (1383), 1049 states have internal predecessors, (1383), 330 states have call successors, (330), 82 states have call predecessors, (330), 81 states have return successors, (322), 322 states have call predecessors, (322), 322 states have call successors, (322) Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 00:46:49,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:46:51,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:46:53,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:46:55,871 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:46:59,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:01,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:03,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:05,641 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:07,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:47:07,234 INFO L93 Difference]: Finished difference Result 4264 states and 6159 transitions. [2021-12-07 00:47:07,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 00:47:07,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2021-12-07 00:47:07,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:47:07,264 INFO L225 Difference]: With dead ends: 4264 [2021-12-07 00:47:07,264 INFO L226 Difference]: Without dead ends: 2781 [2021-12-07 00:47:07,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:47:07,276 INFO L933 BasicCegarLoop]: 2151 mSDtfsCounter, 2636 mSDsluCounter, 3576 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 1513 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2869 SdHoareTripleChecker+Valid, 5727 SdHoareTripleChecker+Invalid, 3421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1513 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:47:07,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2869 Valid, 5727 Invalid, 3421 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1513 Valid, 1900 Invalid, 8 Unknown, 0 Unchecked, 22.1s Time] [2021-12-07 00:47:07,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2781 states. [2021-12-07 00:47:07,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2781 to 2690. [2021-12-07 00:47:07,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2690 states, 1941 states have (on average 1.3312725399278722) internal successors, (2584), 1951 states have internal predecessors, (2584), 589 states have call successors, (589), 160 states have call predecessors, (589), 159 states have return successors, (588), 588 states have call predecessors, (588), 588 states have call successors, (588) [2021-12-07 00:47:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2690 states and 3761 transitions. [2021-12-07 00:47:07,454 INFO L78 Accepts]: Start accepts. Automaton has 2690 states and 3761 transitions. Word has length 130 [2021-12-07 00:47:07,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:47:07,455 INFO L470 AbstractCegarLoop]: Abstraction has 2690 states and 3761 transitions. [2021-12-07 00:47:07,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 00:47:07,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3761 transitions. [2021-12-07 00:47:07,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-07 00:47:07,462 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:47:07,462 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:47:07,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 00:47:07,463 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:47:07,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:47:07,463 INFO L85 PathProgramCache]: Analyzing trace with hash -681871988, now seen corresponding path program 1 times [2021-12-07 00:47:07,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:47:07,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257629] [2021-12-07 00:47:07,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:47:07,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:47:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:47:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:47:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:47:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:47:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:47:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:47:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:47:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:47:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:47:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:47:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:47:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:47:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:47:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:47:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:47:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-07 00:47:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:47:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:47:07,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:47:07,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257629] [2021-12-07 00:47:07,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257629] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:47:07,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:47:07,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:47:07,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055481994] [2021-12-07 00:47:07,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:47:07,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:47:07,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:47:07,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:47:07,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:47:07,857 INFO L87 Difference]: Start difference. First operand 2690 states and 3761 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 00:47:10,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:13,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:17,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:19,798 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:23,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:25,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:27,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:47:27,468 INFO L93 Difference]: Finished difference Result 7251 states and 10155 transitions. [2021-12-07 00:47:27,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 00:47:27,469 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 130 [2021-12-07 00:47:27,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:47:27,502 INFO L225 Difference]: With dead ends: 7251 [2021-12-07 00:47:27,502 INFO L226 Difference]: Without dead ends: 4594 [2021-12-07 00:47:27,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-12-07 00:47:27,514 INFO L933 BasicCegarLoop]: 2126 mSDtfsCounter, 2593 mSDsluCounter, 3818 mSDsCounter, 0 mSdLazyCounter, 3074 mSolverCounterSat, 1950 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2860 SdHoareTripleChecker+Valid, 5944 SdHoareTripleChecker+Invalid, 5030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1950 IncrementalHoareTripleChecker+Valid, 3074 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2021-12-07 00:47:27,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2860 Valid, 5944 Invalid, 5030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1950 Valid, 3074 Invalid, 6 Unknown, 0 Unchecked, 19.3s Time] [2021-12-07 00:47:27,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2021-12-07 00:47:27,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4433. [2021-12-07 00:47:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4433 states, 3174 states have (on average 1.316950220541903) internal successors, (4180), 3193 states have internal predecessors, (4180), 978 states have call successors, (978), 281 states have call predecessors, (978), 280 states have return successors, (977), 976 states have call predecessors, (977), 977 states have call successors, (977) [2021-12-07 00:47:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 4433 states and 6135 transitions. [2021-12-07 00:47:27,681 INFO L78 Accepts]: Start accepts. Automaton has 4433 states and 6135 transitions. Word has length 130 [2021-12-07 00:47:27,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:47:27,682 INFO L470 AbstractCegarLoop]: Abstraction has 4433 states and 6135 transitions. [2021-12-07 00:47:27,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 00:47:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 4433 states and 6135 transitions. [2021-12-07 00:47:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-12-07 00:47:27,685 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:47:27,685 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:47:27,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 00:47:27,685 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:47:27,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:47:27,686 INFO L85 PathProgramCache]: Analyzing trace with hash -2103859548, now seen corresponding path program 1 times [2021-12-07 00:47:27,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:47:27,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754942976] [2021-12-07 00:47:27,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:47:27,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:47:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:47:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:47:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:47:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:47:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:47:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:47:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:47:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:47:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:27,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:47:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:47:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:47:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:47:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:47:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:47:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:47:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-07 00:47:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-07 00:47:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:47:28,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:47:28,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754942976] [2021-12-07 00:47:28,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754942976] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:47:28,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:47:28,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:47:28,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624166666] [2021-12-07 00:47:28,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:47:28,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:47:28,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:47:28,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:47:28,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:47:28,058 INFO L87 Difference]: Start difference. First operand 4433 states and 6135 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 00:47:30,457 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:32,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:36,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:38,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:42,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:44,559 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:46,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:48,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:49,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:47:49,970 INFO L93 Difference]: Finished difference Result 10955 states and 15220 transitions. [2021-12-07 00:47:49,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 00:47:49,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 134 [2021-12-07 00:47:49,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:47:50,000 INFO L225 Difference]: With dead ends: 10955 [2021-12-07 00:47:50,000 INFO L226 Difference]: Without dead ends: 6555 [2021-12-07 00:47:50,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:47:50,012 INFO L933 BasicCegarLoop]: 2037 mSDtfsCounter, 1914 mSDsluCounter, 3481 mSDsCounter, 0 mSdLazyCounter, 1704 mSolverCounterSat, 1194 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 5518 SdHoareTripleChecker+Invalid, 2906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1194 IncrementalHoareTripleChecker+Valid, 1704 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2021-12-07 00:47:50,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 5518 Invalid, 2906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1194 Valid, 1704 Invalid, 8 Unknown, 0 Unchecked, 21.7s Time] [2021-12-07 00:47:50,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6555 states. [2021-12-07 00:47:50,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6555 to 6321. [2021-12-07 00:47:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6321 states, 4579 states have (on average 1.3256169469316446) internal successors, (6070), 4603 states have internal predecessors, (6070), 1325 states have call successors, (1325), 417 states have call predecessors, (1325), 416 states have return successors, (1324), 1322 states have call predecessors, (1324), 1324 states have call successors, (1324) [2021-12-07 00:47:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6321 states to 6321 states and 8719 transitions. [2021-12-07 00:47:50,242 INFO L78 Accepts]: Start accepts. Automaton has 6321 states and 8719 transitions. Word has length 134 [2021-12-07 00:47:50,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:47:50,242 INFO L470 AbstractCegarLoop]: Abstraction has 6321 states and 8719 transitions. [2021-12-07 00:47:50,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 00:47:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 6321 states and 8719 transitions. [2021-12-07 00:47:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-12-07 00:47:50,249 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:47:50,250 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 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] [2021-12-07 00:47:50,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 00:47:50,250 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:47:50,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:47:50,250 INFO L85 PathProgramCache]: Analyzing trace with hash 829042558, now seen corresponding path program 1 times [2021-12-07 00:47:50,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:47:50,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132903441] [2021-12-07 00:47:50,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:47:50,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:47:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:47:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:47:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:47:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:47:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:47:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:47:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:47:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:47:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:47:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:47:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:47:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:47:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:47:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:47:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:47:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:47:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:47:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:47:50,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:47:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-07 00:47:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 00:47:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-07 00:47:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-07 00:47:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-07 00:47:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-07 00:47:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:47:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2021-12-07 00:47:50,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:47:50,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132903441] [2021-12-07 00:47:50,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132903441] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:47:50,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:47:50,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:47:50,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560660962] [2021-12-07 00:47:50,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:47:50,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:47:50,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:47:50,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:47:50,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:47:50,675 INFO L87 Difference]: Start difference. First operand 6321 states and 8719 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:47:53,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:47:55,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:02,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:04,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:05,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:48:05,638 INFO L93 Difference]: Finished difference Result 12895 states and 17890 transitions. [2021-12-07 00:48:05,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 00:48:05,639 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 182 [2021-12-07 00:48:05,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:48:05,667 INFO L225 Difference]: With dead ends: 12895 [2021-12-07 00:48:05,667 INFO L226 Difference]: Without dead ends: 6596 [2021-12-07 00:48:05,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:48:05,680 INFO L933 BasicCegarLoop]: 1876 mSDtfsCounter, 597 mSDsluCounter, 6063 mSDsCounter, 0 mSdLazyCounter, 2262 mSolverCounterSat, 743 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 7939 SdHoareTripleChecker+Invalid, 3009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 743 IncrementalHoareTripleChecker+Valid, 2262 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2021-12-07 00:48:05,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 7939 Invalid, 3009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [743 Valid, 2262 Invalid, 4 Unknown, 0 Unchecked, 14.7s Time] [2021-12-07 00:48:05,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2021-12-07 00:48:05,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 6321. [2021-12-07 00:48:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6321 states, 4579 states have (on average 1.323869840576545) internal successors, (6062), 4603 states have internal predecessors, (6062), 1325 states have call successors, (1325), 417 states have call predecessors, (1325), 416 states have return successors, (1324), 1322 states have call predecessors, (1324), 1324 states have call successors, (1324) [2021-12-07 00:48:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6321 states to 6321 states and 8711 transitions. [2021-12-07 00:48:05,872 INFO L78 Accepts]: Start accepts. Automaton has 6321 states and 8711 transitions. Word has length 182 [2021-12-07 00:48:05,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:48:05,872 INFO L470 AbstractCegarLoop]: Abstraction has 6321 states and 8711 transitions. [2021-12-07 00:48:05,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:48:05,873 INFO L276 IsEmpty]: Start isEmpty. Operand 6321 states and 8711 transitions. [2021-12-07 00:48:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-12-07 00:48:05,879 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:48:05,879 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 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] [2021-12-07 00:48:05,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 00:48:05,879 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:48:05,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:48:05,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1731550198, now seen corresponding path program 1 times [2021-12-07 00:48:05,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:48:05,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368977605] [2021-12-07 00:48:05,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:48:05,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:48:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:48:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:48:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:48:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:48:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:48:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:48:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:48:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:48:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:48:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:48:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:48:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:48:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:48:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:48:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:48:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:48:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:48:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:48:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 00:48:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-07 00:48:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-07 00:48:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2021-12-07 00:48:06,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:48:06,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368977605] [2021-12-07 00:48:06,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368977605] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:48:06,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:48:06,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:48:06,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567741572] [2021-12-07 00:48:06,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:48:06,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:48:06,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:48:06,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:48:06,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:48:06,713 INFO L87 Difference]: Start difference. First operand 6321 states and 8711 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 00:48:09,223 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:11,265 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:14,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:21,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:23,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:25,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:48:25,576 INFO L93 Difference]: Finished difference Result 15703 states and 22434 transitions. [2021-12-07 00:48:25,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 00:48:25,576 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 179 [2021-12-07 00:48:25,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:48:25,618 INFO L225 Difference]: With dead ends: 15703 [2021-12-07 00:48:25,619 INFO L226 Difference]: Without dead ends: 9428 [2021-12-07 00:48:25,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-12-07 00:48:25,632 INFO L933 BasicCegarLoop]: 2644 mSDtfsCounter, 3067 mSDsluCounter, 6184 mSDsCounter, 0 mSdLazyCounter, 2867 mSolverCounterSat, 1394 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3331 SdHoareTripleChecker+Valid, 8828 SdHoareTripleChecker+Invalid, 4266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1394 IncrementalHoareTripleChecker+Valid, 2867 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:48:25,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3331 Valid, 8828 Invalid, 4266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1394 Valid, 2867 Invalid, 5 Unknown, 0 Unchecked, 18.6s Time] [2021-12-07 00:48:25,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9428 states. [2021-12-07 00:48:25,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9428 to 6325. [2021-12-07 00:48:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6325 states, 4583 states have (on average 1.3235871699759982) internal successors, (6066), 4607 states have internal predecessors, (6066), 1325 states have call successors, (1325), 417 states have call predecessors, (1325), 416 states have return successors, (1324), 1322 states have call predecessors, (1324), 1324 states have call successors, (1324) [2021-12-07 00:48:25,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6325 states to 6325 states and 8715 transitions. [2021-12-07 00:48:25,873 INFO L78 Accepts]: Start accepts. Automaton has 6325 states and 8715 transitions. Word has length 179 [2021-12-07 00:48:25,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:48:25,873 INFO L470 AbstractCegarLoop]: Abstraction has 6325 states and 8715 transitions. [2021-12-07 00:48:25,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-07 00:48:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 6325 states and 8715 transitions. [2021-12-07 00:48:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-07 00:48:25,882 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:48:25,882 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 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] [2021-12-07 00:48:25,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 00:48:25,883 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:48:25,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:48:25,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1488426844, now seen corresponding path program 1 times [2021-12-07 00:48:25,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:48:25,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971253863] [2021-12-07 00:48:25,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:48:25,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:48:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:48:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:48:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:48:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:48:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:48:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:48:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:48:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:48:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:48:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:48:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:48:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:48:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:48:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:48:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:48:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:48:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:48:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:48:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-07 00:48:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 00:48:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-07 00:48:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 00:48:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-07 00:48:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:48:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-07 00:48:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 00:48:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2021-12-07 00:48:26,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:48:26,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971253863] [2021-12-07 00:48:26,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971253863] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:48:26,800 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:48:26,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:48:26,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420989008] [2021-12-07 00:48:26,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:48:26,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:48:26,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:48:26,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:48:26,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:48:26,801 INFO L87 Difference]: Start difference. First operand 6325 states and 8715 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-07 00:48:29,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:34,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:35,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:48:35,584 INFO L93 Difference]: Finished difference Result 6875 states and 9487 transitions. [2021-12-07 00:48:35,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 00:48:35,584 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 190 [2021-12-07 00:48:35,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:48:35,609 INFO L225 Difference]: With dead ends: 6875 [2021-12-07 00:48:35,609 INFO L226 Difference]: Without dead ends: 6872 [2021-12-07 00:48:35,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-07 00:48:35,612 INFO L933 BasicCegarLoop]: 1900 mSDtfsCounter, 2433 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1166 mSolverCounterSat, 1296 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 3901 SdHoareTripleChecker+Invalid, 2464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1296 IncrementalHoareTripleChecker+Valid, 1166 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:48:35,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2650 Valid, 3901 Invalid, 2464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1296 Valid, 1166 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2021-12-07 00:48:35,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6872 states. [2021-12-07 00:48:35,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6872 to 6567. [2021-12-07 00:48:35,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6567 states, 4746 states have (on average 1.3179519595448799) internal successors, (6255), 4770 states have internal predecessors, (6255), 1355 states have call successors, (1355), 466 states have call predecessors, (1355), 465 states have return successors, (1354), 1352 states have call predecessors, (1354), 1354 states have call successors, (1354) [2021-12-07 00:48:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6567 states to 6567 states and 8964 transitions. [2021-12-07 00:48:35,827 INFO L78 Accepts]: Start accepts. Automaton has 6567 states and 8964 transitions. Word has length 190 [2021-12-07 00:48:35,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:48:35,828 INFO L470 AbstractCegarLoop]: Abstraction has 6567 states and 8964 transitions. [2021-12-07 00:48:35,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-07 00:48:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 6567 states and 8964 transitions. [2021-12-07 00:48:35,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-07 00:48:35,836 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:48:35,836 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 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] [2021-12-07 00:48:35,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 00:48:35,837 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:48:35,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:48:35,837 INFO L85 PathProgramCache]: Analyzing trace with hash -493539628, now seen corresponding path program 1 times [2021-12-07 00:48:35,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:48:35,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320577792] [2021-12-07 00:48:35,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:48:35,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:48:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:48:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:48:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:48:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:48:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:48:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:48:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:48:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:48:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:48:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:48:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:48:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:48:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:48:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:48:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:48:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:48:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:48:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:48:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-07 00:48:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 00:48:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-07 00:48:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 00:48:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-07 00:48:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-07 00:48:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-12-07 00:48:36,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:48:36,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320577792] [2021-12-07 00:48:36,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320577792] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:48:36,657 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:48:36,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:48:36,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301081291] [2021-12-07 00:48:36,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:48:36,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:48:36,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:48:36,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:48:36,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:48:36,659 INFO L87 Difference]: Start difference. First operand 6567 states and 8964 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-07 00:48:39,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:44,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:48,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:51,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:48:51,531 INFO L93 Difference]: Finished difference Result 17475 states and 23990 transitions. [2021-12-07 00:48:51,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-07 00:48:51,532 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 190 [2021-12-07 00:48:51,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:48:51,556 INFO L225 Difference]: With dead ends: 17475 [2021-12-07 00:48:51,556 INFO L226 Difference]: Without dead ends: 10954 [2021-12-07 00:48:51,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-12-07 00:48:51,570 INFO L933 BasicCegarLoop]: 2812 mSDtfsCounter, 3474 mSDsluCounter, 4913 mSDsCounter, 0 mSdLazyCounter, 3599 mSolverCounterSat, 2489 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3732 SdHoareTripleChecker+Valid, 7725 SdHoareTripleChecker+Invalid, 6091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2489 IncrementalHoareTripleChecker+Valid, 3599 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:48:51,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3732 Valid, 7725 Invalid, 6091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2489 Valid, 3599 Invalid, 3 Unknown, 0 Unchecked, 14.4s Time] [2021-12-07 00:48:51,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10954 states. [2021-12-07 00:48:51,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10954 to 10386. [2021-12-07 00:48:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10386 states, 7576 states have (on average 1.3146779303062301) internal successors, (9960), 7614 states have internal predecessors, (9960), 2070 states have call successors, (2070), 740 states have call predecessors, (2070), 739 states have return successors, (2069), 2065 states have call predecessors, (2069), 2069 states have call successors, (2069) [2021-12-07 00:48:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10386 states to 10386 states and 14099 transitions. [2021-12-07 00:48:51,861 INFO L78 Accepts]: Start accepts. Automaton has 10386 states and 14099 transitions. Word has length 190 [2021-12-07 00:48:51,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:48:51,861 INFO L470 AbstractCegarLoop]: Abstraction has 10386 states and 14099 transitions. [2021-12-07 00:48:51,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-07 00:48:51,861 INFO L276 IsEmpty]: Start isEmpty. Operand 10386 states and 14099 transitions. [2021-12-07 00:48:51,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-12-07 00:48:51,868 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:48:51,868 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 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] [2021-12-07 00:48:51,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 00:48:51,868 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:48:51,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:48:51,869 INFO L85 PathProgramCache]: Analyzing trace with hash -328108237, now seen corresponding path program 1 times [2021-12-07 00:48:51,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:48:51,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065082717] [2021-12-07 00:48:51,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:48:51,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:48:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:48:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:48:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:48:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:48:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:48:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:48:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:48:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:48:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:48:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:48:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:48:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:48:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:48:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:48:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:48:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:48:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:48:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:48:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 00:48:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:48:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-07 00:48:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-07 00:48:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 00:48:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:48:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-07 00:48:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:48:52,584 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-12-07 00:48:52,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:48:52,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065082717] [2021-12-07 00:48:52,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065082717] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:48:52,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:48:52,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:48:52,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799702210] [2021-12-07 00:48:52,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:48:52,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:48:52,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:48:52,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:48:52,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:48:52,586 INFO L87 Difference]: Start difference. First operand 10386 states and 14099 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:48:55,080 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:57,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:48:59,992 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:02,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:08,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:10,524 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:12,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:49:12,449 INFO L93 Difference]: Finished difference Result 21289 states and 29009 transitions. [2021-12-07 00:49:12,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 00:49:12,450 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 194 [2021-12-07 00:49:12,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:49:12,474 INFO L225 Difference]: With dead ends: 21289 [2021-12-07 00:49:12,474 INFO L226 Difference]: Without dead ends: 10937 [2021-12-07 00:49:12,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-12-07 00:49:12,489 INFO L933 BasicCegarLoop]: 1830 mSDtfsCounter, 1113 mSDsluCounter, 4492 mSDsCounter, 0 mSdLazyCounter, 2969 mSolverCounterSat, 1181 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 6322 SdHoareTripleChecker+Invalid, 4156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1181 IncrementalHoareTripleChecker+Valid, 2969 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2021-12-07 00:49:12,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 6322 Invalid, 4156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1181 Valid, 2969 Invalid, 6 Unknown, 0 Unchecked, 19.5s Time] [2021-12-07 00:49:12,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10937 states. [2021-12-07 00:49:12,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10937 to 10295. [2021-12-07 00:49:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10295 states, 7506 states have (on average 1.3156141753264055) internal successors, (9875), 7547 states have internal predecessors, (9875), 2058 states have call successors, (2058), 731 states have call predecessors, (2058), 730 states have return successors, (2057), 2050 states have call predecessors, (2057), 2057 states have call successors, (2057) [2021-12-07 00:49:12,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10295 states to 10295 states and 13990 transitions. [2021-12-07 00:49:12,785 INFO L78 Accepts]: Start accepts. Automaton has 10295 states and 13990 transitions. Word has length 194 [2021-12-07 00:49:12,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:49:12,786 INFO L470 AbstractCegarLoop]: Abstraction has 10295 states and 13990 transitions. [2021-12-07 00:49:12,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:49:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 10295 states and 13990 transitions. [2021-12-07 00:49:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-12-07 00:49:12,794 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:49:12,795 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 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] [2021-12-07 00:49:12,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 00:49:12,795 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:49:12,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:49:12,795 INFO L85 PathProgramCache]: Analyzing trace with hash -2137219788, now seen corresponding path program 1 times [2021-12-07 00:49:12,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:49:12,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812648861] [2021-12-07 00:49:12,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:49:12,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:49:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:49:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:49:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:49:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:49:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:49:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:49:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:49:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:49:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:49:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:49:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:49:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:49:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:49:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:49:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:49:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:49:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:49:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:49:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-07 00:49:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 00:49:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-07 00:49:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-07 00:49:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-07 00:49:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-07 00:49:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-07 00:49:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-07 00:49:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:49:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-07 00:49:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2021-12-07 00:49:13,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:49:13,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812648861] [2021-12-07 00:49:13,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812648861] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:49:13,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:49:13,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:49:13,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770579242] [2021-12-07 00:49:13,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:49:13,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:49:13,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:49:13,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:49:13,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:49:13,628 INFO L87 Difference]: Start difference. First operand 10295 states and 13990 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-07 00:49:16,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:22,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:26,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:28,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:30,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:49:30,632 INFO L93 Difference]: Finished difference Result 24713 states and 33610 transitions. [2021-12-07 00:49:30,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-07 00:49:30,634 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 213 [2021-12-07 00:49:30,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:49:30,669 INFO L225 Difference]: With dead ends: 24713 [2021-12-07 00:49:30,669 INFO L226 Difference]: Without dead ends: 14464 [2021-12-07 00:49:30,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-12-07 00:49:30,685 INFO L933 BasicCegarLoop]: 2836 mSDtfsCounter, 2745 mSDsluCounter, 4445 mSDsCounter, 0 mSdLazyCounter, 3243 mSolverCounterSat, 1926 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3009 SdHoareTripleChecker+Valid, 7281 SdHoareTripleChecker+Invalid, 5173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1926 IncrementalHoareTripleChecker+Valid, 3243 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2021-12-07 00:49:30,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3009 Valid, 7281 Invalid, 5173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1926 Valid, 3243 Invalid, 4 Unknown, 0 Unchecked, 16.5s Time] [2021-12-07 00:49:30,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14464 states. [2021-12-07 00:49:31,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14464 to 13701. [2021-12-07 00:49:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13701 states, 10077 states have (on average 1.3164632331050907) internal successors, (13266), 10126 states have internal predecessors, (13266), 2618 states have call successors, (2618), 1006 states have call predecessors, (2618), 1005 states have return successors, (2617), 2608 states have call predecessors, (2617), 2617 states have call successors, (2617) [2021-12-07 00:49:31,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13701 states to 13701 states and 18501 transitions. [2021-12-07 00:49:31,115 INFO L78 Accepts]: Start accepts. Automaton has 13701 states and 18501 transitions. Word has length 213 [2021-12-07 00:49:31,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:49:31,115 INFO L470 AbstractCegarLoop]: Abstraction has 13701 states and 18501 transitions. [2021-12-07 00:49:31,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-07 00:49:31,116 INFO L276 IsEmpty]: Start isEmpty. Operand 13701 states and 18501 transitions. [2021-12-07 00:49:31,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-12-07 00:49:31,127 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:49:31,128 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 3, 3, 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] [2021-12-07 00:49:31,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 00:49:31,128 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:49:31,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:49:31,128 INFO L85 PathProgramCache]: Analyzing trace with hash 100618785, now seen corresponding path program 1 times [2021-12-07 00:49:31,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:49:31,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544346557] [2021-12-07 00:49:31,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:49:31,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:49:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:49:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:49:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:49:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:49:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:49:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:49:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:49:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:49:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:49:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:49:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:49:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:49:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:49:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:49:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:49:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:49:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:49:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:49:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-07 00:49:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 00:49:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-07 00:49:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 00:49:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-07 00:49:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-07 00:49:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-07 00:49:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2021-12-07 00:49:32,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:49:32,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544346557] [2021-12-07 00:49:32,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544346557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:49:32,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:49:32,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 00:49:32,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092272817] [2021-12-07 00:49:32,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:49:32,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 00:49:32,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:49:32,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 00:49:32,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:49:32,326 INFO L87 Difference]: Start difference. First operand 13701 states and 18501 transitions. Second operand has 8 states, 8 states have (on average 13.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:49:35,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:37,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:44,452 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:46,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:49:46,529 INFO L93 Difference]: Finished difference Result 28235 states and 38226 transitions. [2021-12-07 00:49:46,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-07 00:49:46,530 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 212 [2021-12-07 00:49:46,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:49:46,556 INFO L225 Difference]: With dead ends: 28235 [2021-12-07 00:49:46,557 INFO L226 Difference]: Without dead ends: 14543 [2021-12-07 00:49:46,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2021-12-07 00:49:46,572 INFO L933 BasicCegarLoop]: 1832 mSDtfsCounter, 1620 mSDsluCounter, 5126 mSDsCounter, 0 mSdLazyCounter, 2983 mSolverCounterSat, 1618 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1721 SdHoareTripleChecker+Valid, 6958 SdHoareTripleChecker+Invalid, 4604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1618 IncrementalHoareTripleChecker+Valid, 2983 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:49:46,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1721 Valid, 6958 Invalid, 4604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1618 Valid, 2983 Invalid, 3 Unknown, 0 Unchecked, 13.6s Time] [2021-12-07 00:49:46,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14543 states. [2021-12-07 00:49:46,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14543 to 13780. [2021-12-07 00:49:46,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13780 states, 10140 states have (on average 1.3149901380670612) internal successors, (13334), 10190 states have internal predecessors, (13334), 2628 states have call successors, (2628), 1012 states have call predecessors, (2628), 1011 states have return successors, (2627), 2617 states have call predecessors, (2627), 2627 states have call successors, (2627) [2021-12-07 00:49:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13780 states to 13780 states and 18589 transitions. [2021-12-07 00:49:46,957 INFO L78 Accepts]: Start accepts. Automaton has 13780 states and 18589 transitions. Word has length 212 [2021-12-07 00:49:46,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:49:46,958 INFO L470 AbstractCegarLoop]: Abstraction has 13780 states and 18589 transitions. [2021-12-07 00:49:46,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 00:49:46,958 INFO L276 IsEmpty]: Start isEmpty. Operand 13780 states and 18589 transitions. [2021-12-07 00:49:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-12-07 00:49:46,970 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:49:46,970 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 3, 3, 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] [2021-12-07 00:49:46,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-07 00:49:46,971 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:49:46,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:49:46,971 INFO L85 PathProgramCache]: Analyzing trace with hash -782890205, now seen corresponding path program 1 times [2021-12-07 00:49:46,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:49:46,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420962613] [2021-12-07 00:49:46,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:49:46,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:49:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:49:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:49:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:49:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:49:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:49:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:49:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:49:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:49:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:49:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:49:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:49:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:49:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:49:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:49:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:49:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:49:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-07 00:49:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:49:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-07 00:49:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-07 00:49:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-07 00:49:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 00:49:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-07 00:49:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-07 00:49:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-07 00:49:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:49:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2021-12-07 00:49:47,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:49:47,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420962613] [2021-12-07 00:49:47,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420962613] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:49:47,890 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:49:47,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-07 00:49:47,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402358998] [2021-12-07 00:49:47,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:49:47,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-07 00:49:47,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:49:47,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-07 00:49:47,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-07 00:49:47,891 INFO L87 Difference]: Start difference. First operand 13780 states and 18589 transitions. Second operand has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 7 states have internal predecessors, (104), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 00:49:50,948 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:53,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:55,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:49:58,665 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:07,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:09,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:12,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:50:12,614 INFO L93 Difference]: Finished difference Result 28330 states and 38303 transitions. [2021-12-07 00:50:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 00:50:12,616 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 7 states have internal predecessors, (104), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) Word has length 212 [2021-12-07 00:50:12,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:50:12,649 INFO L225 Difference]: With dead ends: 28330 [2021-12-07 00:50:12,650 INFO L226 Difference]: Without dead ends: 14535 [2021-12-07 00:50:12,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=139, Invalid=617, Unknown=0, NotChecked=0, Total=756 [2021-12-07 00:50:12,665 INFO L933 BasicCegarLoop]: 1829 mSDtfsCounter, 1363 mSDsluCounter, 11396 mSDsCounter, 0 mSdLazyCounter, 6202 mSolverCounterSat, 1276 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1464 SdHoareTripleChecker+Valid, 13225 SdHoareTripleChecker+Invalid, 7484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1276 IncrementalHoareTripleChecker+Valid, 6202 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:50:12,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1464 Valid, 13225 Invalid, 7484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1276 Valid, 6202 Invalid, 6 Unknown, 0 Unchecked, 24.1s Time] [2021-12-07 00:50:12,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14535 states. [2021-12-07 00:50:13,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14535 to 13810. [2021-12-07 00:50:13,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13810 states, 10155 states have (on average 1.3141309699655341) internal successors, (13345), 10220 states have internal predecessors, (13345), 2628 states have call successors, (2628), 1012 states have call predecessors, (2628), 1026 states have return successors, (2678), 2617 states have call predecessors, (2678), 2627 states have call successors, (2678) [2021-12-07 00:50:13,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13810 states to 13810 states and 18651 transitions. [2021-12-07 00:50:13,072 INFO L78 Accepts]: Start accepts. Automaton has 13810 states and 18651 transitions. Word has length 212 [2021-12-07 00:50:13,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:50:13,072 INFO L470 AbstractCegarLoop]: Abstraction has 13810 states and 18651 transitions. [2021-12-07 00:50:13,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 7 states have internal predecessors, (104), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 00:50:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 13810 states and 18651 transitions. [2021-12-07 00:50:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-12-07 00:50:13,087 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:50:13,087 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 3, 3, 3, 3, 3, 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] [2021-12-07 00:50:13,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-07 00:50:13,088 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:50:13,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:50:13,090 INFO L85 PathProgramCache]: Analyzing trace with hash -2056376233, now seen corresponding path program 1 times [2021-12-07 00:50:13,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:50:13,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761223734] [2021-12-07 00:50:13,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:50:13,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:50:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:50:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:50:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:50:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:50:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:50:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:50:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:50:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:50:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:50:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:50:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:50:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:50:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:50:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:50:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:50:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 00:50:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-07 00:50:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-07 00:50:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 00:50:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-07 00:50:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-07 00:50:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-07 00:50:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-07 00:50:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 00:50:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-07 00:50:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-12-07 00:50:17,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:50:17,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761223734] [2021-12-07 00:50:17,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761223734] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:50:17,576 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:50:17,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 00:50:17,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304554664] [2021-12-07 00:50:17,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:50:17,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 00:50:17,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:50:17,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 00:50:17,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:50:17,578 INFO L87 Difference]: Start difference. First operand 13810 states and 18651 transitions. Second operand has 8 states, 8 states have (on average 13.125) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-07 00:50:20,479 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:22,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:30,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:32,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:50:34,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:50:34,746 INFO L93 Difference]: Finished difference Result 28273 states and 38279 transitions. [2021-12-07 00:50:34,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 00:50:34,747 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.125) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 232 [2021-12-07 00:50:34,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:50:34,778 INFO L225 Difference]: With dead ends: 28273 [2021-12-07 00:50:34,778 INFO L226 Difference]: Without dead ends: 14478 [2021-12-07 00:50:34,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-07 00:50:34,794 INFO L933 BasicCegarLoop]: 1829 mSDtfsCounter, 1113 mSDsluCounter, 5887 mSDsCounter, 0 mSdLazyCounter, 3579 mSolverCounterSat, 1179 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 7716 SdHoareTripleChecker+Invalid, 4762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1179 IncrementalHoareTripleChecker+Valid, 3579 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:50:34,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 7716 Invalid, 4762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1179 Valid, 3579 Invalid, 4 Unknown, 0 Unchecked, 16.6s Time] [2021-12-07 00:50:34,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14478 states. [2021-12-07 00:50:35,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14478 to 13825. [2021-12-07 00:50:35,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13825 states, 10170 states have (on average 1.3136676499508357) internal successors, (13360), 10235 states have internal predecessors, (13360), 2628 states have call successors, (2628), 1012 states have call predecessors, (2628), 1026 states have return successors, (2678), 2617 states have call predecessors, (2678), 2627 states have call successors, (2678) [2021-12-07 00:50:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13825 states to 13825 states and 18666 transitions. [2021-12-07 00:50:35,171 INFO L78 Accepts]: Start accepts. Automaton has 13825 states and 18666 transitions. Word has length 232 [2021-12-07 00:50:35,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:50:35,171 INFO L470 AbstractCegarLoop]: Abstraction has 13825 states and 18666 transitions. [2021-12-07 00:50:35,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.125) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-07 00:50:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 13825 states and 18666 transitions. [2021-12-07 00:50:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-12-07 00:50:35,183 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:50:35,183 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 3, 3, 3, 3, 3, 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] [2021-12-07 00:50:35,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-07 00:50:35,184 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:50:35,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:50:35,184 INFO L85 PathProgramCache]: Analyzing trace with hash -57443283, now seen corresponding path program 1 times [2021-12-07 00:50:35,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:50:35,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715109820] [2021-12-07 00:50:35,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:50:35,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:50:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:50:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:50:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:50:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:50:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:50:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:50:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:50:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:50:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:50:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:50:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:50:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:50:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:50:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:50:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-07 00:50:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 00:50:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-07 00:50:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-07 00:50:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:50:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-07 00:50:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-07 00:50:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-07 00:50:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-07 00:50:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-07 00:50:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-07 00:50:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:37,955 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-12-07 00:50:37,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:50:37,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715109820] [2021-12-07 00:50:37,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715109820] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 00:50:37,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742678566] [2021-12-07 00:50:37,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:50:37,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:50:37,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:50:37,956 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 00:50:37,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 00:50:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:39,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 10646 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 00:50:39,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:50:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-12-07 00:50:39,944 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 00:50:39,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742678566] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:50:39,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 00:50:39,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-12-07 00:50:39,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591302464] [2021-12-07 00:50:39,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:50:39,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:50:39,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:50:39,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:50:39,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-07 00:50:39,946 INFO L87 Difference]: Start difference. First operand 13825 states and 18666 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-07 00:50:40,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:50:40,384 INFO L93 Difference]: Finished difference Result 27454 states and 37064 transitions. [2021-12-07 00:50:40,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:50:40,385 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 233 [2021-12-07 00:50:40,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:50:40,441 INFO L225 Difference]: With dead ends: 27454 [2021-12-07 00:50:40,441 INFO L226 Difference]: Without dead ends: 13671 [2021-12-07 00:50:40,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-12-07 00:50:40,456 INFO L933 BasicCegarLoop]: 1994 mSDtfsCounter, 5 mSDsluCounter, 5967 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 7961 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:50:40,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 7961 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 00:50:40,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13671 states. [2021-12-07 00:50:40,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13671 to 13587. [2021-12-07 00:50:40,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13587 states, 9993 states have (on average 1.3165215650955668) internal successors, (13156), 10066 states have internal predecessors, (13156), 2585 states have call successors, (2585), 994 states have call predecessors, (2585), 1008 states have return successors, (2635), 2566 states have call predecessors, (2635), 2584 states have call successors, (2635) [2021-12-07 00:50:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13587 states to 13587 states and 18376 transitions. [2021-12-07 00:50:40,851 INFO L78 Accepts]: Start accepts. Automaton has 13587 states and 18376 transitions. Word has length 233 [2021-12-07 00:50:40,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:50:40,852 INFO L470 AbstractCegarLoop]: Abstraction has 13587 states and 18376 transitions. [2021-12-07 00:50:40,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-07 00:50:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 13587 states and 18376 transitions. [2021-12-07 00:50:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-12-07 00:50:40,862 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:50:40,862 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 3, 3, 3, 3, 3, 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] [2021-12-07 00:50:40,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-07 00:50:41,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-07 00:50:41,063 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:50:41,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:50:41,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1526845839, now seen corresponding path program 1 times [2021-12-07 00:50:41,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:50:41,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112788621] [2021-12-07 00:50:41,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:50:41,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:50:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-07 00:50:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:50:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 00:50:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 00:50:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-07 00:50:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-07 00:50:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-07 00:50:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-07 00:50:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 00:50:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-07 00:50:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 00:50:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 00:50:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:50:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:43,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-07 00:50:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-07 00:50:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:50:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 00:50:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-07 00:50:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-07 00:50:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:50:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-07 00:50:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-07 00:50:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-07 00:50:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-07 00:50:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-07 00:50:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-07 00:50:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-07 00:50:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:50:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2021-12-07 00:50:44,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:50:44,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112788621] [2021-12-07 00:50:44,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112788621] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 00:50:44,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584344341] [2021-12-07 00:50:44,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:50:44,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:50:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:50:44,096 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 00:50:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 00:57:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:57:20,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 10735 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 00:57:20,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:57:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 224 proven. 1 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-12-07 00:57:20,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 00:57:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2021-12-07 00:57:20,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584344341] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 00:57:20,929 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 00:57:20,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2021-12-07 00:57:20,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374745595] [2021-12-07 00:57:20,930 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 00:57:20,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-07 00:57:20,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:57:20,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-07 00:57:20,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-12-07 00:57:20,933 INFO L87 Difference]: Start difference. First operand 13587 states and 18376 transitions. Second operand has 14 states, 14 states have (on average 10.071428571428571) internal successors, (141), 10 states have internal predecessors, (141), 2 states have call successors, (66), 6 states have call predecessors, (66), 5 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-07 00:57:24,228 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:57:26,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:57:35,672 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:57:37,771 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:57:40,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:57:40,806 INFO L93 Difference]: Finished difference Result 27818 states and 37718 transitions. [2021-12-07 00:57:40,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-07 00:57:40,807 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 10.071428571428571) internal successors, (141), 10 states have internal predecessors, (141), 2 states have call successors, (66), 6 states have call predecessors, (66), 5 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 238 [2021-12-07 00:57:40,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:57:40,839 INFO L225 Difference]: With dead ends: 27818 [2021-12-07 00:57:40,840 INFO L226 Difference]: Without dead ends: 14245 [2021-12-07 00:57:40,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 527 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=194, Invalid=562, Unknown=0, NotChecked=0, Total=756 [2021-12-07 00:57:40,858 INFO L933 BasicCegarLoop]: 1812 mSDtfsCounter, 1115 mSDsluCounter, 7215 mSDsCounter, 0 mSdLazyCounter, 4228 mSolverCounterSat, 1192 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 9027 SdHoareTripleChecker+Invalid, 5424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1192 IncrementalHoareTripleChecker+Valid, 4228 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2021-12-07 00:57:40,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 9027 Invalid, 5424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1192 Valid, 4228 Invalid, 4 Unknown, 0 Unchecked, 18.9s Time] [2021-12-07 00:57:40,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14245 states. [2021-12-07 00:57:41,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14245 to 13604. [2021-12-07 00:57:41,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13604 states, 10010 states have (on average 1.315984015984016) internal successors, (13173), 10083 states have internal predecessors, (13173), 2585 states have call successors, (2585), 994 states have call predecessors, (2585), 1008 states have return successors, (2635), 2566 states have call predecessors, (2635), 2584 states have call successors, (2635) [2021-12-07 00:57:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13604 states to 13604 states and 18393 transitions. [2021-12-07 00:57:41,259 INFO L78 Accepts]: Start accepts. Automaton has 13604 states and 18393 transitions. Word has length 238 [2021-12-07 00:57:41,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:57:41,260 INFO L470 AbstractCegarLoop]: Abstraction has 13604 states and 18393 transitions. [2021-12-07 00:57:41,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.071428571428571) internal successors, (141), 10 states have internal predecessors, (141), 2 states have call successors, (66), 6 states have call predecessors, (66), 5 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-07 00:57:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 13604 states and 18393 transitions. [2021-12-07 00:57:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 00:57:41,267 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:57:41,267 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 4, 3, 3, 3, 3, 3, 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] [2021-12-07 00:57:41,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-07 00:57:41,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:57:41,469 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:57:41,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:57:41,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1951420665, now seen corresponding path program 2 times [2021-12-07 00:57:41,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:57:41,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597752785] [2021-12-07 00:57:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:57:41,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:58:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:58:55,939 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:58:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:58:58,981 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:58:58,981 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 00:58:58,981 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 00:58:58,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-07 00:58:58,985 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:58:58,987 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 00:58:59,040 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-07 00:58:59,072 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2021-12-07 00:58:59,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:58:59 BoogieIcfgContainer [2021-12-07 00:58:59,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 00:58:59,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:58:59,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:58:59,256 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:58:59,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:46:43" (3/4) ... [2021-12-07 00:58:59,258 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 00:58:59,259 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:58:59,259 INFO L158 Benchmark]: Toolchain (without parser) took 746917.75ms. Allocated memory was 115.3MB in the beginning and 985.7MB in the end (delta: 870.3MB). Free memory was 63.4MB in the beginning and 394.5MB in the end (delta: -331.0MB). Peak memory consumption was 541.2MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,259 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:58:59,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1711.29ms. Allocated memory was 115.3MB in the beginning and 157.3MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 83.9MB in the end (delta: -20.6MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.28ms. Allocated memory is still 157.3MB. Free memory was 83.9MB in the beginning and 79.2MB in the end (delta: 4.7MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,260 INFO L158 Benchmark]: Boogie Preprocessor took 183.78ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 79.2MB in the beginning and 118.4MB in the end (delta: -39.2MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,260 INFO L158 Benchmark]: RCFGBuilder took 9391.26ms. Allocated memory was 207.6MB in the beginning and 348.1MB in the end (delta: 140.5MB). Free memory was 118.4MB in the beginning and 199.1MB in the end (delta: -80.7MB). Peak memory consumption was 193.8MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,260 INFO L158 Benchmark]: TraceAbstraction took 735412.76ms. Allocated memory was 348.1MB in the beginning and 985.7MB in the end (delta: 637.5MB). Free memory was 199.1MB in the beginning and 394.5MB in the end (delta: -195.4MB). Peak memory consumption was 742.0MB. Max. memory is 16.1GB. [2021-12-07 00:58:59,260 INFO L158 Benchmark]: Witness Printer took 2.73ms. Allocated memory is still 985.7MB. Free memory is still 394.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:58:59,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1711.29ms. Allocated memory was 115.3MB in the beginning and 157.3MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 83.9MB in the end (delta: -20.6MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.28ms. Allocated memory is still 157.3MB. Free memory was 83.9MB in the beginning and 79.2MB in the end (delta: 4.7MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 183.78ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 79.2MB in the beginning and 118.4MB in the end (delta: -39.2MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * RCFGBuilder took 9391.26ms. Allocated memory was 207.6MB in the beginning and 348.1MB in the end (delta: 140.5MB). Free memory was 118.4MB in the beginning and 199.1MB in the end (delta: -80.7MB). Peak memory consumption was 193.8MB. Max. memory is 16.1GB. * TraceAbstraction took 735412.76ms. Allocated memory was 348.1MB in the beginning and 985.7MB in the end (delta: 637.5MB). Free memory was 199.1MB in the beginning and 394.5MB in the end (delta: -195.4MB). Peak memory consumption was 742.0MB. Max. memory is 16.1GB. * Witness Printer took 2.73ms. Allocated memory is still 985.7MB. Free memory is still 394.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) * 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: 4280]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 7276, overapproximation of bitwiseAnd at line 8031. Possible FailurePath: [L4303] int LDV_IN_INTERRUPT = 1; [L4304] struct file *acm_ops_group0 ; [L4305] int ldv_state_variable_6 ; [L4306] int ldv_state_variable_0 ; [L4307] int ldv_state_variable_5 ; [L4308] int ldv_state_variable_3 ; [L4309] struct tty_port *acm_port_ops_group1 ; [L4310] int ldv_state_variable_2 ; [L4311] struct tty_struct *acm_ops_group1 ; [L4312] int ref_cnt ; [L4313] struct usb_interface *acm_driver_group1 ; [L4314] int ldv_state_variable_1 ; [L4315] int usb_counter ; [L4316] int ldv_state_variable_4 ; [L4742] static struct tty_driver *acm_tty_driver ; [L4743] static struct acm *acm_table[32U] ; [L4744-L4747] static struct mutex acm_table_lock = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "acm_table_lock.wait_lock", 0, 0UL}}}}, {& acm_table_lock.wait_list, & acm_table_lock.wait_list}, 0, 0, (void *)(& acm_table_lock), {0, {0, 0}, "acm_table_lock", 0, 0UL}}; [L4925-L4928] static struct device_attribute dev_attr_bmCapabilities = {{"bmCapabilities", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_caps, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L4948-L4951] static struct device_attribute dev_attr_wCountryCodes = {{"wCountryCodes", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_country_codes, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L4969-L4972] static struct device_attribute dev_attr_iCountryCodeRelDate = {{"iCountryCodeRelDate", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_country_rel_date, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L6052] static struct tty_port_operations const acm_port_ops = {0, & acm_port_dtr_rts, & acm_port_shutdown, & acm_port_activate, & acm_port_destruct}; [L6994-L7230] static struct usb_device_id const acm_ids[99U] = { {3U, 6127U, 28672U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 2160U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3725U, 3U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3725U, 13097U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1154U, 515U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1947U, 15U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 2766U, 5634U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2UL}, {3U, 2766U, 5640U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2UL}, {3U, 2766U, 5649U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2UL}, {3U, 8888U, 28672U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 2051U, 12437U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1394U, 4897U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1394U, 4900U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1394U, 4904U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 25637U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 8888U, 11665U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 8888U, 11666U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11667U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11669U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11670U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11671U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11673U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 8888U, 11674U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1394U, 4905U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1394U, 4928U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1529U, 16386U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 7099U, 3U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 5494U, 945U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {899U, 1057U, 1069U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1240U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1225U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1049U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1101U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1141U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1288U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1048U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1061U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1158U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1247U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 14U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1093U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1071U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1166U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1056U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1254U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1202U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 308U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1134U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 47U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 136U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 252U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 66U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 176U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 171U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1153U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 7U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 113U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1264U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 112U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 233U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 153U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 296U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 143U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 160U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 123U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 148U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 58U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 233U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 264U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 501U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 739U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 376U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 270U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 729U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 464U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 547U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 629U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 620U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 340U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 1230U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 468U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 770U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 821U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1057U, 973U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {899U, 1255U, 26193U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 255U, (unsigned char)0, 0UL}, {3U, 1003U, 48U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1684U, 65280U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 8UL}, {3U, 1240U, 11U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 16UL}, {3U, 1240U, 130U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 32UL}, {3U, 1240U, 131U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 32UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 0U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 1U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 2U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 3U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 4U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 5U, (unsigned char)0, 0UL}, {896U, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2U, 2U, 6U, (unsigned char)0, 0UL}}; [L7231] struct usb_device_id const __mod_usb__acm_ids_device_table ; [L7232-L7244] static struct usb_driver acm_driver = {"cdc_acm", & acm_probe, & acm_disconnect, 0, & acm_suspend, & acm_resume, & acm_reset_resume, 0, 0, (struct usb_device_id const *)(& acm_ids), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, 1U, 1U, (unsigned char)0}; [L7245-L7250] static struct tty_operations const acm_ops = {0, & acm_tty_install, 0, & acm_tty_open, & acm_tty_close, 0, & acm_tty_cleanup, & acm_tty_write, 0, 0, & acm_tty_write_room, & acm_tty_chars_in_buffer, & acm_tty_ioctl, 0, & acm_tty_set_termios, & acm_tty_throttle, & acm_tty_unthrottle, 0, 0, & acm_tty_hangup, & acm_tty_break_ctl, 0, 0, 0, 0, & acm_tty_tiocmget, & acm_tty_tiocmset, 0, 0, 0, 0, 0, 0, 0}; [L7296] int ldv_retval_2 ; [L7297] int ldv_retval_0 ; [L7298] int ldv_retval_5 ; [L7299] int ldv_retval_4 ; [L7300] int ldv_retval_6 ; [L7302] int ldv_retval_1 ; [L7304] int ldv_retval_3 ; [L8027] int ldv_spin = 0; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L7337] char *ldvarg1 ; [L7338] void *tmp ; [L7339] struct device *ldvarg0 ; [L7340] void *tmp___0 ; [L7341] struct device_attribute *ldvarg2 ; [L7342] void *tmp___1 ; [L7343] char *ldvarg4 ; [L7344] void *tmp___2 ; [L7345] struct device *ldvarg3 ; [L7346] void *tmp___3 ; [L7347] struct device_attribute *ldvarg5 ; [L7348] void *tmp___4 ; [L7349] struct ktermios *ldvarg11 ; [L7350] void *tmp___5 ; [L7351] unsigned int ldvarg7 ; [L7352] unsigned int tmp___6 ; [L7353] int ldvarg12 ; [L7354] int tmp___7 ; [L7355] unsigned int ldvarg6 ; [L7356] unsigned int tmp___8 ; [L7357] struct tty_driver *ldvarg8 ; [L7358] void *tmp___9 ; [L7359] unsigned char *ldvarg14 ; [L7360] void *tmp___10 ; [L7361] int ldvarg13 ; [L7362] int tmp___11 ; [L7363] unsigned int ldvarg10 ; [L7364] unsigned int tmp___12 ; [L7365] unsigned long ldvarg9 ; [L7366] unsigned long tmp___13 ; [L7367] struct tty_struct *ldvarg16 ; [L7368] void *tmp___14 ; [L7369] int ldvarg15 ; [L7370] int tmp___15 ; [L7371] struct usb_device_id *ldvarg18 ; [L7372] void *tmp___16 ; [L7373] pm_message_t ldvarg17 ; [L7374] struct device_attribute *ldvarg21 ; [L7375] void *tmp___17 ; [L7376] char *ldvarg20 ; [L7377] void *tmp___18 ; [L7378] struct device *ldvarg19 ; [L7379] void *tmp___19 ; [L7380] int tmp___20 ; [L7381] int tmp___21 ; [L7382] int tmp___22 ; [L7383] int tmp___23 ; [L7384] int tmp___24 ; [L7385] int tmp___25 ; [L7386] int tmp___26 ; [L7387] int tmp___27 ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg17={694:0}, ref_cnt=0, usb_counter=0] [L7389] CALL, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1, tmp___0=1, usb_counter=0] [L7389] RET, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, ldvarg17={694:0}, ref_cnt=0, usb_counter=0] [L7389] tmp = ldv_zalloc(1UL) [L7390] ldvarg1 = (char *)tmp VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg1={0:0}, ldvarg17={694:0}, ref_cnt=0, tmp={0:0}, usb_counter=0] [L7391] CALL, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1416, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1416, tmp___0=1, usb_counter=0] [L7391] RET, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1416UL)={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ref_cnt=0, tmp={0:0}, usb_counter=0] [L7391] tmp___0 = ldv_zalloc(1416UL) [L7392] ldvarg0 = (struct device *)tmp___0 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L7393] CALL, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=48, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=48, tmp___0=1, usb_counter=0] [L7393] RET, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(48UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L7393] tmp___1 = ldv_zalloc(48UL) [L7394] ldvarg2 = (struct device_attribute *)tmp___1 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L7395] CALL, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1, tmp___0=1, usb_counter=0] [L7395] RET, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L7395] tmp___2 = ldv_zalloc(1UL) [L7396] ldvarg4 = (char *)tmp___2 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg4={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, usb_counter=0] [L7397] CALL, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1416, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1416, tmp___0=1, usb_counter=0] [L7397] RET, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1416UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg4={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, usb_counter=0] [L7397] tmp___3 = ldv_zalloc(1416UL) [L7398] ldvarg3 = (struct device *)tmp___3 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, usb_counter=0] [L7399] CALL, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=48, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=48, tmp___0=1, usb_counter=0] [L7399] RET, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(48UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, usb_counter=0] [L7399] tmp___4 = ldv_zalloc(48UL) [L7400] ldvarg5 = (struct device_attribute *)tmp___4 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, usb_counter=0] [L7401] CALL, EXPR ldv_zalloc(44UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=44, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=44, tmp___0=1, usb_counter=0] [L7401] RET, EXPR ldv_zalloc(44UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(44UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, usb_counter=0] [L7401] tmp___5 = ldv_zalloc(44UL) [L7402] ldvarg11 = (struct ktermios *)tmp___5 [L7403] tmp___6 = __VERIFIER_nondet_uint() [L7404] ldvarg7 = tmp___6 [L7405] tmp___7 = __VERIFIER_nondet_int() [L7406] ldvarg12 = tmp___7 [L7407] tmp___8 = __VERIFIER_nondet_uint() [L7408] ldvarg6 = tmp___8 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg11={0:0}, ldvarg12=-2, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, usb_counter=0] [L7409] CALL, EXPR ldv_zalloc(184UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=184, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=184, tmp___0=1, usb_counter=0] [L7409] RET, EXPR ldv_zalloc(184UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(184UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg11={0:0}, ldvarg12=-2, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, usb_counter=0] [L7409] tmp___9 = ldv_zalloc(184UL) [L7410] ldvarg8 = (struct tty_driver *)tmp___9 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg11={0:0}, ldvarg12=-2, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7411] CALL, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1, tmp___0=1, usb_counter=0] [L7411] RET, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg11={0:0}, ldvarg12=-2, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7411] tmp___10 = ldv_zalloc(1UL) [L7412] ldvarg14 = (unsigned char *)tmp___10 [L7413] tmp___11 = __VERIFIER_nondet_int() [L7414] ldvarg13 = tmp___11 [L7415] tmp___12 = __VERIFIER_nondet_uint() [L7416] ldvarg10 = tmp___12 [L7417] tmp___13 = __VERIFIER_nondet_ulong() [L7418] ldvarg9 = tmp___13 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7419] CALL, EXPR ldv_zalloc(1752UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1752, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1752, tmp___0=1, usb_counter=0] [L7419] RET, EXPR ldv_zalloc(1752UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1752UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7419] tmp___14 = ldv_zalloc(1752UL) [L7420] ldvarg16 = (struct tty_struct *)tmp___14 [L7421] tmp___15 = __VERIFIER_nondet_int() [L7422] ldvarg15 = tmp___15 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7423] CALL, EXPR ldv_zalloc(32UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=32, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=32, tmp___0=1, usb_counter=0] [L7423] RET, EXPR ldv_zalloc(32UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(32UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7423] tmp___16 = ldv_zalloc(32UL) [L7424] ldvarg18 = (struct usb_device_id *)tmp___16 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7425] CALL, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=48, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=48, tmp___0=1, usb_counter=0] [L7425] RET, EXPR ldv_zalloc(48UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(48UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7425] tmp___17 = ldv_zalloc(48UL) [L7426] ldvarg21 = (struct device_attribute *)tmp___17 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7427] CALL, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1, tmp___0=1, usb_counter=0] [L7427] RET, EXPR ldv_zalloc(1UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7427] tmp___18 = ldv_zalloc(1UL) [L7428] ldvarg20 = (char *)tmp___18 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7429] CALL, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1416, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1416, tmp___0=1, usb_counter=0] [L7429] RET, EXPR ldv_zalloc(1416UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1416UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7429] tmp___19 = ldv_zalloc(1416UL) [L7430] ldvarg19 = (struct device *)tmp___19 [L7431] FCALL ldv_initialize() [L7432] FCALL memset((void *)(& ldvarg17), 0, 4UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, memset((void *)(& ldvarg17), 0, 4UL)={694:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7433] ldv_state_variable_6 = 0 [L7434] ldv_state_variable_4 = 0 [L7435] ldv_state_variable_1 = 0 [L7436] ref_cnt = 0 [L7437] ldv_state_variable_0 = 1 [L7438] ldv_state_variable_3 = 0 [L7439] ldv_state_variable_2 = 0 [L7440] ldv_state_variable_5 = 0 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7442] tmp___20 = __VERIFIER_nondet_int() [L7444] case 0: [L7462] case 1: [L7480] case 2: [L7660] case 3: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=3, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7661] COND TRUE ldv_state_variable_0 != 0 [L7662] tmp___24 = __VERIFIER_nondet_int() [L7664] case 0: [L7672] case 1: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=3, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, usb_counter=0] [L7673] COND TRUE ldv_state_variable_0 == 1 [L7674] CALL, EXPR acm_init() [L7253] int retval ; [L7255] CALL, EXPR alloc_tty_driver(32U) [L4378] struct tty_driver *ret ; [L4379] struct tty_driver *tmp ; [L4380] bool tmp___0 ; [L4382] CALL, EXPR __tty_alloc_driver(lines, & __this_module, 0UL) [L8111] CALL, EXPR ldv_malloc(sizeof(struct tty_driver)) VAL [\old(size)=184, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4226] void *p ; [L4227] void *tmp ; [L4228] int tmp___0 ; [L4230] tmp___0 = __VERIFIER_nondet_int() [L4231] COND FALSE !(tmp___0 != 0) [L4234] tmp = malloc(size) [L4235] p = tmp VAL [\old(size)=184, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, p={243:0}, ref_cnt=0, size=184, tmp={243:0}, tmp___0=0, usb_counter=0] [L4236] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4221] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, cond=1, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4236] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=184, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, p={243:0}, ref_cnt=0, size=184, tmp={243:0}, tmp___0=0, usb_counter=0] [L4237] CALL, EXPR IS_ERR(p) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4009] long tmp ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4011] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [\old(c)=0, \old(exp)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4293] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, c=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4011] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4011] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L4012] return (tmp != 0L); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, tmp=0, usb_counter=0] [L4237] RET, EXPR IS_ERR(p) VAL [\old(size)=184, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, p={243:0}, ref_cnt=0, size=184, tmp={243:0}, tmp___0=0, usb_counter=0] [L4237] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4221] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, cond=1, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4237] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=184, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, p={243:0}, ref_cnt=0, size=184, tmp={243:0}, tmp___0=0, usb_counter=0] [L4238] return (p); VAL [\old(size)=184, \result={243:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, p={243:0}, ref_cnt=0, size=184, tmp={243:0}, tmp___0=0, usb_counter=0] [L8111] RET, EXPR ldv_malloc(sizeof(struct tty_driver)) VAL [\old(arg0)=32, \old(arg2)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, arg0=32, arg1={8589934656:8589934626}, arg1={8589934656:8589934626}, arg2=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct tty_driver))={243:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L8111] return ldv_malloc(sizeof(struct tty_driver)); [L4382] RET, EXPR __tty_alloc_driver(lines, & __this_module, 0UL) [L4382] tmp = __tty_alloc_driver(lines, & __this_module, 0UL) [L4383] ret = tmp VAL [\old(lines)=32, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lines=32, ref_cnt=0, ret={243:0}, tmp={243:0}, usb_counter=0] [L4384] CALL, EXPR IS_ERR((void const *)ret) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4009] long tmp ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4011] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [\old(c)=0, \old(exp)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4293] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, c=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, usb_counter=0] [L4011] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, usb_counter=0] [L4011] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L4012] return (tmp != 0L); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ptr={243:0}, ptr={243:0}, ref_cnt=0, tmp=0, usb_counter=0] [L4384] RET, EXPR IS_ERR((void const *)ret) VAL [\old(lines)=32, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, IS_ERR((void const *)ret)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lines=32, ref_cnt=0, ret={243:0}, tmp={243:0}, usb_counter=0] [L4384] tmp___0 = IS_ERR((void const *)ret) [L4385] COND FALSE !((int )tmp___0) [L4389] return (ret); VAL [\old(lines)=32, \result={243:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={0:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lines=32, ref_cnt=0, ret={243:0}, tmp={243:0}, tmp___0=0, usb_counter=0] [L7255] RET, EXPR alloc_tty_driver(32U) [L7255] acm_tty_driver = alloc_tty_driver(32U) [L7256] COND FALSE !((unsigned long )acm_tty_driver == (unsigned long )((struct tty_driver *)0)) [L7260] acm_tty_driver->driver_name = "acm" [L7261] acm_tty_driver->name = "ttyACM" [L7262] acm_tty_driver->major = 166 [L7263] acm_tty_driver->minor_start = 0 [L7264] acm_tty_driver->type = 3 [L7265] acm_tty_driver->subtype = 1 [L7266] acm_tty_driver->flags = 12UL [L7267] acm_tty_driver->init_termios = tty_std_termios [L7268] acm_tty_driver->init_termios.c_cflag = 3261U [L7269] FCALL tty_set_operations(acm_tty_driver, & acm_ops) [L7270] CALL, EXPR tty_register_driver(acm_tty_driver) [L8250] return __VERIFIER_nondet_int(); [L7270] RET, EXPR tty_register_driver(acm_tty_driver) [L7270] retval = tty_register_driver(acm_tty_driver) [L7271] COND FALSE !(retval != 0) [L7276] CALL, EXPR ldv_usb_register_driver_30(& acm_driver, & __this_module, "cdc_acm") [L8007] ldv_func_ret_type___2 ldv_func_res ; [L8008] int tmp ; [L8010] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L8336] return __VERIFIER_nondet_int(); [L8010] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L8010] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L8011] ldv_func_res = tmp [L8012] ldv_state_variable_2 = 1 [L8013] usb_counter = 0 [L8014] CALL ldv_usb_driver_2() [L7307] void *tmp ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7309] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, size=1560, tmp___0=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L7309] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1560UL)={0:0}, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7309] tmp = ldv_zalloc(1560UL) [L7310] acm_driver_group1 = (struct usb_interface *)tmp VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, tmp={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L8014] RET ldv_usb_driver_2() [L8015] return (ldv_func_res); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, ldv_func_arg1={225:0}, ldv_func_arg1={225:0}, ldv_func_arg2={8589934656:8589934626}, ldv_func_arg2={8589934656:8589934626}, ldv_func_arg3={216:0}, ldv_func_arg3={216:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, tmp=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7276] RET, EXPR ldv_usb_register_driver_30(& acm_driver, & __this_module, "cdc_acm") [L7276] retval = ldv_usb_register_driver_30(& acm_driver, & __this_module, "cdc_acm") [L7277] COND FALSE !(retval != 0) [L7284] return (0); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ref_cnt=0, retval=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7674] RET, EXPR acm_init() [L7674] ldv_retval_1 = acm_init() [L7675] COND TRUE ldv_retval_1 == 0 [L7676] ldv_state_variable_0 = 3 [L7677] ldv_state_variable_5 = 1 [L7678] ldv_state_variable_3 = 1 [L7679] CALL ldv_tty_port_operations_3() [L7316] void *tmp ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7318] CALL, EXPR ldv_zalloc(1064UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1064, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, size=1064, tmp___0=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L7318] RET, EXPR ldv_zalloc(1064UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ldv_zalloc(1064UL)={0:0}, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7318] tmp = ldv_zalloc(1064UL) [L7319] acm_port_ops_group1 = (struct tty_port *)tmp VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tmp={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7679] RET ldv_tty_port_operations_3() [L7680] ldv_state_variable_1 = 1 [L7681] CALL ldv_initialize_tty_operations_1() [L7325] void *tmp ; [L7326] void *tmp___0 ; VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7328] CALL, EXPR ldv_zalloc(512UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=512, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, size=512, tmp___0=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L7328] RET, EXPR ldv_zalloc(512UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ldv_zalloc(512UL)={0:0}, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L7328] tmp = ldv_zalloc(512UL) [L7329] acm_ops_group0 = (struct file *)tmp VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tmp={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7330] CALL, EXPR ldv_zalloc(1752UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L4244] void *p ; [L4245] void *tmp ; [L4246] int tmp___0 ; [L4248] tmp___0 = __VERIFIER_nondet_int() [L4249] COND TRUE tmp___0 != 0 [L4250] return ((void *)0); VAL [\old(size)=1752, \result={0:0}, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, size=1752, tmp___0=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L7330] RET, EXPR ldv_zalloc(1752UL) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ldv_zalloc(1752UL)={0:0}, ref_cnt=0, tmp={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7330] tmp___0 = ldv_zalloc(1752UL) [L7331] acm_ops_group1 = (struct tty_struct *)tmp___0 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_state_variable_5=1, ldv_state_variable_6=0, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7681] RET ldv_initialize_tty_operations_1() [L7682] ldv_state_variable_4 = 1 [L7683] ldv_state_variable_6 = 1 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=3, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7686] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=3, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7442] tmp___20 = __VERIFIER_nondet_int() [L7444] case 0: [L7462] case 1: [L7480] case 2: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=2, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7481] COND TRUE ldv_state_variable_1 != 0 [L7482] tmp___23 = __VERIFIER_nondet_int() [L7484] case 0: [L7491] case 1: [L7503] case 2: [L7515] case 3: [L7527] case 4: [L7534] case 5: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=2, tmp___23=5, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7535] COND TRUE ldv_state_variable_1 == 1 [L7536] CALL, EXPR acm_tty_open(acm_ops_group1, acm_ops_group0) [L5316] struct acm *acm ; [L5317] struct _ddebug descriptor ; [L5318] long tmp ; [L5319] int tmp___0 ; [L5321] EXPR tty->driver_data [L5321] acm = (struct acm *)tty->driver_data [L5322] descriptor.modname = "cdc_acm" [L5323] descriptor.function = "acm_tty_open" [L5324] descriptor.filename = "/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/8107/dscv_tempdir/dscv/ri/43_2a/drivers/usb/class/cdc-acm.o.c.prepared" [L5325] descriptor.format = "%s\n" [L5326] descriptor.lineno = 539U [L5327] descriptor.flags = 0U [L5328] EXPR descriptor.flags VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, descriptor={470:0}, descriptor.flags=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, filp={0:0}, filp={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L5328] CALL, EXPR ldv__builtin_expect((long )descriptor.flags & 1L, 0L) VAL [\old(c)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L4293] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, c=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tty_std_termios={8589934681:-61}, usb_counter=0] [L5328] RET, EXPR ldv__builtin_expect((long )descriptor.flags & 1L, 0L) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, descriptor={470:0}, descriptor.flags=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, filp={0:0}, filp={0:0}, ldv__builtin_expect((long )descriptor.flags & 1L, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L5328] tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L) [L5329] COND FALSE !(tmp != 0L) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, descriptor={470:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, filp={0:0}, filp={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tmp=0, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L5333] CALL, EXPR tty_port_open(& acm->port, tty, filp) [L8231] return __VERIFIER_nondet_int(); [L5333] RET, EXPR tty_port_open(& acm->port, tty, filp) [L5333] tmp___0 = tty_port_open(& acm->port, tty, filp) [L5334] return (tmp___0); [L5334] return (tmp___0); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, filp={0:0}, filp={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=0, tmp=0, tmp___0=0, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7536] RET, EXPR acm_tty_open(acm_ops_group1, acm_ops_group0) [L7536] ldv_retval_0 = acm_tty_open(acm_ops_group1, acm_ops_group0) [L7537] COND TRUE ldv_retval_0 == 0 [L7538] ldv_state_variable_1 = 2 [L7539] ref_cnt = ref_cnt + 1 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=2, tmp___23=5, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7442] tmp___20 = __VERIFIER_nondet_int() [L7444] case 0: [L7462] case 1: [L7480] case 2: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=2, tmp___23=5, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7481] COND TRUE ldv_state_variable_1 != 0 [L7482] tmp___23 = __VERIFIER_nondet_int() [L7484] case 0: VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=92, ldvarg11={0:0}, ldvarg12=-2, ldvarg13=-4, ldvarg14={0:0}, ldvarg15=-3, ldvarg16={0:0}, ldvarg17={694:0}, ldvarg18={0:0}, ldvarg19={0:0}, ldvarg2={0:0}, ldvarg20={0:0}, ldvarg21={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=46, ldvarg7=67, ldvarg8={0:0}, ldvarg9=8589934614, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=-4, tmp___12=92, tmp___13=8589934614, tmp___14={0:0}, tmp___15=-3, tmp___16={0:0}, tmp___17={0:0}, tmp___18={0:0}, tmp___19={0:0}, tmp___2={0:0}, tmp___20=2, tmp___23=0, tmp___24=1, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=67, tmp___7=-2, tmp___8=46, tmp___9={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L7485] COND TRUE ldv_state_variable_1 == 2 [L7486] CALL acm_tty_write(acm_ops_group1, (unsigned char const *)ldvarg14, ldvarg13) [L5601] struct acm *acm ; [L5602] int stat ; [L5603] unsigned long flags ; [L5604] int wbn ; [L5605] struct acm_wb *wb ; [L5606] size_t __len ; [L5607] void *__ret ; [L5609] EXPR tty->driver_data [L5609] acm = (struct acm *)tty->driver_data [L5610] COND FALSE !(count == 0) VAL [\old(count)=-4, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=-4, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L5614] CALL ldv_spin_lock() VAL [\old(ldv_spin)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L8064] ldv_spin = 1 VAL [\old(ldv_spin)=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L5614] RET ldv_spin_lock() VAL [\old(count)=-4, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=-4, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0] [L5615] CALL, EXPR acm_wb_alloc(acm) [L4837] int i ; [L4838] int wbn ; [L4839] struct acm_wb *wb ; [L4841] wbn = 0 [L4842] i = 0 VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0, wbn=0] [L4844] wb = (struct acm_wb *)(& acm->wb) + (unsigned long )wbn [L4845] EXPR wb->use VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wb->use=0, wbn=0] [L4845] COND TRUE wb->use == 0 [L4846] wb->use = 1 [L4847] return (wbn); VAL [\result=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wbn=0] [L5615] RET, EXPR acm_wb_alloc(acm) [L5615] wbn = acm_wb_alloc(acm) [L5616] COND FALSE !(wbn < 0) [L5621] wb = (struct acm_wb *)(& acm->wb) + (unsigned long )wbn [L5622] EXPR acm->dev VAL [\old(count)=-4, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm->dev={-229:230}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=-4, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wbn=0] [L5622] COND FALSE !((unsigned long )acm->dev == (unsigned long )((struct usb_device *)0)) [L5628] EXPR acm->writesize VAL [\old(count)=-4, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm->writesize=8589934592, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=-4, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wbn=0] [L5628] EXPR acm->writesize < (unsigned int )count ? acm->writesize : (unsigned int )count [L5628] EXPR acm->writesize [L5628] EXPR acm->writesize < (unsigned int )count ? acm->writesize : (unsigned int )count VAL [\old(count)=-4, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm->writesize=8589934592, acm->writesize=8589934592, acm->writesize < (unsigned int )count ? acm->writesize : (unsigned int )count=8589934592, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=-4, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wbn=0] [L5628] count = (int )(acm->writesize < (unsigned int )count ? acm->writesize : (unsigned int )count) [L5629] __len = (size_t )count [L5630] EXPR wb->buf VAL [\old(count)=-4, __len=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wb->buf={8589934620:8589934696}, wbn=0] [L5630] EXPR, FCALL memcpy((void *)wb->buf, (void const *)buf, __len) VAL [\old(count)=-4, __len=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, memcpy((void *)wb->buf, (void const *)buf, __len)={8589934620:8589934696}, ref_cnt=1, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wb->buf={8589934620:8589934696}, wbn=0] [L5630] __ret = memcpy((void *)wb->buf, (void const *)buf, __len) [L5631] wb->len = count [L5632] EXPR acm->control [L5632] CALL, EXPR usb_autopm_get_interface_async(acm->control) [L8288] return __VERIFIER_nondet_int(); [L5632] RET, EXPR usb_autopm_get_interface_async(acm->control) [L5632] stat = usb_autopm_get_interface_async(acm->control) [L5633] COND FALSE !(stat != 0) [L5639] EXPR acm->susp_count VAL [\old(count)=-4, __len=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __ret={8589934620:8589934696}, __this_module={8589934656:8589934626}, acm={8589934647:-24}, acm->susp_count=4294967296, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, buf={0:0}, buf={0:0}, count=0, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, stat=0, tty={0:0}, tty={0:0}, tty_std_termios={8589934681:-61}, usb_counter=0, wb={8589934647:1034}, wbn=0] [L5639] COND FALSE !(acm->susp_count != 0U) [L5645] CALL acm_start_wb(acm, wb) VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L4892] int rc ; [L4894] EXPR acm->transmitting [L4894] acm->transmitting = acm->transmitting + 1 [L4895] EXPR wb->urb [L4895] EXPR wb->buf [L4895] (wb->urb)->transfer_buffer = (void *)wb->buf [L4896] EXPR wb->urb [L4896] EXPR wb->dmah [L4896] (wb->urb)->transfer_dma = wb->dmah [L4897] EXPR wb->urb [L4897] EXPR wb->len [L4897] (wb->urb)->transfer_buffer_length = (u32 )wb->len [L4898] EXPR wb->urb [L4898] EXPR acm->dev [L4898] (wb->urb)->dev = acm->dev [L4899] EXPR wb->urb [L4899] CALL ldv_usb_submit_urb_19(wb->urb, 32U) [L7907] int tmp ; VAL [\old(flags)=32, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, flags=32, ldv_func_arg1={8589934652:-69}, ldv_func_arg1={8589934652:-69}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L7909] CALL ldv_check_alloc_flags(flags) VAL [\old(flags)=32, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L8031] COND FALSE !(ldv_spin == 0 || ! (flags & 16U)) VAL [\old(flags)=32, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, flags=32, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L8033] CALL ldv_error() VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] [L4280] reach_error() VAL [__mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __mod_usb__acm_ids_device_table=0, __this_module={8589934656:8589934626}, acm_driver={225:0}, acm_driver_group1={0:0}, acm_ids={224:0}, acm_ops={226:0}, acm_ops_group0={0:0}, acm_ops_group1={0:0}, acm_port_ops={223:0}, acm_port_ops_group1={0:0}, acm_table={218:0}, acm_table_lock={219:0}, acm_tty_driver={243:0}, dev_attr_bmCapabilities={220:0}, dev_attr_iCountryCodeRelDate={222:0}, dev_attr_wCountryCodes={221:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ref_cnt=1, tty_std_termios={8589934681:-61}, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 83 procedures, 1448 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 735.1s, OverallIterations: 15, TraceHistogramMax: 18, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 235.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 63 mSolverCounterUnknown, 27846 SdHoareTripleChecker+Valid, 228.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25788 mSDsluCounter, 104072 SdHoareTripleChecker+Invalid, 214.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 74564 mSDsCounter, 18953 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39793 IncrementalHoareTripleChecker+Invalid, 58809 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18953 mSolverCounterUnsat, 29508 mSDtfsCounter, 39793 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1593 GetRequests, 1415 SyntacticMatches, 1 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13825occurred in iteration=12, InterpolantAutomatonStates: 158, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 9008 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 480.6s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 3381 NumberOfCodeBlocks, 3381 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 3361 ConstructedInterpolants, 0 QuantifiedInterpolants, 6293 SizeOfPredicates, 3 NumberOfNonLiveVariables, 21381 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 9004/9008 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 [2021-12-07 00:58:59,481 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-12-07 00:58:59,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:59:00,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:59:00,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:59:00,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:59:00,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:59:00,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:59:00,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:59:00,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:59:00,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:59:00,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:59:00,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:59:00,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:59:00,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:59:00,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:59:00,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:59:00,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:59:00,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:59:00,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:59:00,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:59:00,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:59:00,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:59:00,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:59:00,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:59:00,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:59:00,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:59:00,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:59:00,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:59:00,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:59:00,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:59:00,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:59:00,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:59:00,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:59:00,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:59:00,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:59:00,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:59:00,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:59:00,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:59:00,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:59:00,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:59:00,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:59:00,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:59:00,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-07 00:59:00,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:59:00,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:59:00,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:59:00,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:59:00,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:59:00,891 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:59:00,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:59:00,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:59:00,892 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:59:00,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:59:00,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:59:00,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:59:00,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:59:00,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:59:00,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-07 00:59:00,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 00:59:00,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 00:59:00,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:59:00,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:59:00,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:59:00,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:59:00,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:59:00,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:59:00,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:59:00,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:59:00,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:59:00,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:59:00,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:59:00,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 00:59:00,897 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 [2021-12-07 00:59:01,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:59:01,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:59:01,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:59:01,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:59:01,158 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:59:01,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:59:01,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/0f7050edb/2f3c083d54664f1096a32a0699788878/FLAGe11db58c0 [2021-12-07 00:59:01,804 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:59:01,805 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:59:01,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/0f7050edb/2f3c083d54664f1096a32a0699788878/FLAGe11db58c0 [2021-12-07 00:59:02,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/data/0f7050edb/2f3c083d54664f1096a32a0699788878 [2021-12-07 00:59:02,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:59:02,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:59:02,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:59:02,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:59:02,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:59:02,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:59:02" (1/1) ... [2021-12-07 00:59:02,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24fc546c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:02, skipping insertion in model container [2021-12-07 00:59:02,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:59:02" (1/1) ... [2021-12-07 00:59:02,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:59:02,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:59:02,626 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-12-07 00:59:02,627 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-12-07 00:59:02,996 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-12-07 00:59:03,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:59:03,772 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-07 00:59:03,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:59:03,853 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-12-07 00:59:03,853 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-12-07 00:59:03,863 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-12-07 00:59:04,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:59:04,050 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:59:04,117 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-12-07 00:59:04,118 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-12-07 00:59:04,125 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_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-12-07 00:59:04,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:59:04,418 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:59:04,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04 WrapperNode [2021-12-07 00:59:04,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:59:04,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:59:04,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:59:04,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:59:04,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,651 INFO L137 Inliner]: procedures = 279, calls = 3505, calls flagged for inlining = 131, calls inlined = 111, statements flattened = 6167 [2021-12-07 00:59:04,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:59:04,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:59:04,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:59:04,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:59:04,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:59:04,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:59:04,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:59:04,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:59:04,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (1/1) ... [2021-12-07 00:59:04,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:59:04,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:59:04,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:59:04,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:59:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-12-07 00:59:04,912 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-12-07 00:59:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-12-07 00:59:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-07 00:59:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-07 00:59:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 00:59:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 00:59:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-07 00:59:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-07 00:59:04,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-07 00:59:04,915 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-07 00:59:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 00:59:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 00:59:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 00:59:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 00:59:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-07 00:59:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-07 00:59:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-07 00:59:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-07 00:59:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-07 00:59:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-07 00:59:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-07 00:59:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-12-07 00:59:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-07 00:59:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-07 00:59:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-07 00:59:04,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-07 00:59:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 00:59:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-07 00:59:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-12-07 00:59:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-07 00:59:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-07 00:59:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-07 00:59:04,923 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-12-07 00:59:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-12-07 00:59:04,924 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-07 00:59:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-07 00:59:04,925 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-07 00:59:05,366 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:59:05,368 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:59:05,701 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 00:59:43,717 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:59:43,736 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:59:43,736 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 00:59:43,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:59:43 BoogieIcfgContainer [2021-12-07 00:59:43,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:59:43,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:59:43,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:59:43,743 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:59:43,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:59:02" (1/3) ... [2021-12-07 00:59:43,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f983d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:59:43, skipping insertion in model container [2021-12-07 00:59:43,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:59:04" (2/3) ... [2021-12-07 00:59:43,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f983d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:59:43, skipping insertion in model container [2021-12-07 00:59:43,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:59:43" (3/3) ... [2021-12-07 00:59:43,745 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-07 00:59:43,749 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:59:43,749 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 00:59:43,790 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:59:43,794 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 00:59:43,794 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 00:59:43,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 1447 states, 1034 states have (on average 1.3375241779497098) internal successors, (1383), 1049 states have internal predecessors, (1383), 330 states have call successors, (330), 82 states have call predecessors, (330), 81 states have return successors, (322), 322 states have call predecessors, (322), 322 states have call successors, (322) [2021-12-07 00:59:43,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-07 00:59:43,850 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:59:43,851 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:59:43,851 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:59:43,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:59:43,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1676759204, now seen corresponding path program 1 times [2021-12-07 00:59:43,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 00:59:43,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [221050250] [2021-12-07 00:59:43,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:59:43,872 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 00:59:43,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 00:59:43,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 00:59:43,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-07 00:59:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:59:45,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 3872 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 00:59:45,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:59:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:59:46,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 00:59:46,144 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 00:59:46,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [221050250] [2021-12-07 00:59:46,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [221050250] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:59:46,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:59:46,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:59:46,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840179410] [2021-12-07 00:59:46,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:59:46,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:59:46,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 00:59:46,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:59:46,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:59:46,180 INFO L87 Difference]: Start difference. First operand has 1447 states, 1034 states have (on average 1.3375241779497098) internal successors, (1383), 1049 states have internal predecessors, (1383), 330 states have call successors, (330), 82 states have call predecessors, (330), 81 states have return successors, (322), 322 states have call predecessors, (322), 322 states have call successors, (322) Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 00:59:46,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:59:46,501 INFO L93 Difference]: Finished difference Result 2892 states and 4143 transitions. [2021-12-07 00:59:46,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 00:59:46,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2021-12-07 00:59:46,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:59:46,524 INFO L225 Difference]: With dead ends: 2892 [2021-12-07 00:59:46,524 INFO L226 Difference]: Without dead ends: 1426 [2021-12-07 00:59:46,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:59:46,536 INFO L933 BasicCegarLoop]: 2029 mSDtfsCounter, 2 mSDsluCounter, 4053 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6082 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:59:46,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 6082 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 00:59:46,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2021-12-07 00:59:46,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1426. [2021-12-07 00:59:46,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1426 states, 1025 states have (on average 1.3287804878048781) internal successors, (1362), 1030 states have internal predecessors, (1362), 320 states have call successors, (320), 81 states have call predecessors, (320), 80 states have return successors, (319), 319 states have call predecessors, (319), 319 states have call successors, (319) [2021-12-07 00:59:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1426 states and 2001 transitions. [2021-12-07 00:59:46,644 INFO L78 Accepts]: Start accepts. Automaton has 1426 states and 2001 transitions. Word has length 130 [2021-12-07 00:59:46,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:59:46,645 INFO L470 AbstractCegarLoop]: Abstraction has 1426 states and 2001 transitions. [2021-12-07 00:59:46,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 00:59:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2001 transitions. [2021-12-07 00:59:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-12-07 00:59:46,653 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:59:46,653 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:59:46,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-07 00:59:46,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 00:59:46,855 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:59:46,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:59:46,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1589929038, now seen corresponding path program 1 times [2021-12-07 00:59:46,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 00:59:46,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754102559] [2021-12-07 00:59:46,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:59:46,872 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 00:59:46,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 00:59:46,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 00:59:46,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-07 00:59:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:59:48,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 3883 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 00:59:48,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:59:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:59:49,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 00:59:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-12-07 00:59:50,262 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 00:59:50,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754102559] [2021-12-07 00:59:50,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754102559] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 00:59:50,262 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 00:59:50,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-07 00:59:50,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555296164] [2021-12-07 00:59:50,263 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 00:59:50,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 00:59:50,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 00:59:50,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 00:59:50,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:59:50,265 INFO L87 Difference]: Start difference. First operand 1426 states and 2001 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-07 00:59:51,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:59:51,416 INFO L93 Difference]: Finished difference Result 2831 states and 3976 transitions. [2021-12-07 00:59:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 00:59:51,417 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 131 [2021-12-07 00:59:51,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:59:51,427 INFO L225 Difference]: With dead ends: 2831 [2021-12-07 00:59:51,427 INFO L226 Difference]: Without dead ends: 1435 [2021-12-07 00:59:51,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2021-12-07 00:59:51,432 INFO L933 BasicCegarLoop]: 1996 mSDtfsCounter, 10 mSDsluCounter, 9961 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 11957 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:59:51,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 11957 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-07 00:59:51,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2021-12-07 00:59:51,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1435. [2021-12-07 00:59:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1435 states, 1033 states have (on average 1.3291384317521782) internal successors, (1373), 1038 states have internal predecessors, (1373), 320 states have call successors, (320), 82 states have call predecessors, (320), 81 states have return successors, (319), 319 states have call predecessors, (319), 319 states have call successors, (319) [2021-12-07 00:59:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 2012 transitions. [2021-12-07 00:59:51,481 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 2012 transitions. Word has length 131 [2021-12-07 00:59:51,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:59:51,481 INFO L470 AbstractCegarLoop]: Abstraction has 1435 states and 2012 transitions. [2021-12-07 00:59:51,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-07 00:59:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2012 transitions. [2021-12-07 00:59:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-12-07 00:59:51,485 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:59:51,485 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 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] [2021-12-07 00:59:51,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-07 00:59:51,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 00:59:51,686 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:59:51,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:59:51,686 INFO L85 PathProgramCache]: Analyzing trace with hash -166587172, now seen corresponding path program 2 times [2021-12-07 00:59:51,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 00:59:51,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1409393775] [2021-12-07 00:59:51,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 00:59:51,690 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 00:59:51,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 00:59:51,691 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 00:59:51,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e8c768-7b1f-436d-b1aa-772b99f1bb21/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-07 00:59:53,053 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 00:59:53,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 00:59:53,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 3611 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 00:59:53,134 INFO L286 TraceCheckSpWp]: Computing forward predicates...